Annotation of OpenXM_contrib2/asir2018/builtin/dp.c, Revision 1.30
1.1 noro 1: /*
2: * Copyright (c) 1994-2000 FUJITSU LABORATORIES LIMITED
3: * All rights reserved.
4: *
5: * FUJITSU LABORATORIES LIMITED ("FLL") hereby grants you a limited,
6: * non-exclusive and royalty-free license to use, copy, modify and
7: * redistribute, solely for non-commercial and non-profit purposes, the
8: * computer program, "Risa/Asir" ("SOFTWARE"), subject to the terms and
9: * conditions of this Agreement. For the avoidance of doubt, you acquire
10: * only a limited right to use the SOFTWARE hereunder, and FLL or any
11: * third party developer retains all rights, including but not limited to
12: * copyrights, in and to the SOFTWARE.
13: *
14: * (1) FLL does not grant you a license in any way for commercial
15: * purposes. You may use the SOFTWARE only for non-commercial and
16: * non-profit purposes only, such as academic, research and internal
17: * business use.
18: * (2) The SOFTWARE is protected by the Copyright Law of Japan and
19: * international copyright treaties. If you make copies of the SOFTWARE,
20: * with or without modification, as permitted hereunder, you shall affix
21: * to all such copies of the SOFTWARE the above copyright notice.
22: * (3) An explicit reference to this SOFTWARE and its copyright owner
23: * shall be made on your publication or presentation in any form of the
24: * results obtained by use of the SOFTWARE.
25: * (4) In the event that you modify the SOFTWARE, you shall notify FLL by
26: * e-mail at risa-admin@sec.flab.fujitsu.co.jp of the detailed specification
27: * for such modification or the source code of the modified part of the
28: * SOFTWARE.
29: *
30: * THE SOFTWARE IS PROVIDED AS IS WITHOUT ANY WARRANTY OF ANY KIND. FLL
31: * MAKES ABSOLUTELY NO WARRANTIES, EXPRESSED, IMPLIED OR STATUTORY, AND
32: * EXPRESSLY DISCLAIMS ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS
33: * FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT OF THIRD PARTIES'
34: * RIGHTS. NO FLL DEALER, AGENT, EMPLOYEES IS AUTHORIZED TO MAKE ANY
35: * MODIFICATIONS, EXTENSIONS, OR ADDITIONS TO THIS WARRANTY.
36: * UNDER NO CIRCUMSTANCES AND UNDER NO LEGAL THEORY, TORT, CONTRACT,
37: * OR OTHERWISE, SHALL FLL BE LIABLE TO YOU OR ANY OTHER PERSON FOR ANY
38: * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, PUNITIVE OR CONSEQUENTIAL
39: * DAMAGES OF ANY CHARACTER, INCLUDING, WITHOUT LIMITATION, DAMAGES
40: * ARISING OUT OF OR RELATING TO THE SOFTWARE OR THIS AGREEMENT, DAMAGES
41: * FOR LOSS OF GOODWILL, WORK STOPPAGE, OR LOSS OF DATA, OR FOR ANY
42: * DAMAGES, EVEN IF FLL SHALL HAVE BEEN INFORMED OF THE POSSIBILITY OF
43: * SUCH DAMAGES, OR FOR ANY CLAIM BY ANY OTHER PARTY. EVEN IF A PART
44: * OF THE SOFTWARE HAS BEEN DEVELOPED BY A THIRD PARTY, THE THIRD PARTY
45: * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE,
46: * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE.
47: *
1.30 ! noro 48: * $OpenXM: OpenXM_contrib2/asir2018/builtin/dp.c,v 1.29 2021/02/28 02:33:15 noro Exp $
1.1 noro 49: */
50: #include "ca.h"
51: #include "base.h"
52: #include "parse.h"
53:
54: extern int dp_fcoeffs;
55: extern int dp_nelim;
56: extern int dp_order_pair_length;
57: extern struct order_pair *dp_order_pair;
58: extern struct order_spec *dp_current_spec;
59: extern struct modorder_spec *dp_current_modspec;
60: extern int nd_rref2;
61:
1.22 noro 62: extern int do_weyl;
1.1 noro 63:
1.29 noro 64: void Pdp_monomial_hilbert_poincare(),Pdp_monomial_hilbert_poincare_incremental();
1.1 noro 65: void Pdp_sort();
66: void Pdp_mul_trunc(),Pdp_quo();
67: void Pdp_ord(), Pdp_ptod(), Pdp_dtop(), Phomogenize();
68: void Pdp_ptozp(), Pdp_ptozp2(), Pdp_red(), Pdp_red2(), Pdp_lcm(), Pdp_redble();
69: void Pdp_sp(), Pdp_hm(), Pdp_ht(), Pdp_hc(), Pdp_rest(), Pdp_td(), Pdp_sugar();
70: void Pdp_set_sugar();
71: void Pdp_cri1(),Pdp_cri2(),Pdp_subd(),Pdp_mod(),Pdp_red_mod(),Pdp_tdiv();
72: void Pdp_prim(),Pdp_red_coef(),Pdp_mag(),Pdp_set_kara(),Pdp_rat();
73: void Pdp_nf(),Pdp_true_nf(),Pdp_true_nf_marked(),Pdp_true_nf_marked_mod();
74:
75: void Pdp_true_nf_and_quotient(),Pdp_true_nf_and_quotient_mod();
76: void Pdp_true_nf_and_quotient_marked(),Pdp_true_nf_and_quotient_marked_mod();
77:
78: void Pdp_nf_mod(),Pdp_true_nf_mod();
79: void Pdp_criB(),Pdp_nelim();
80: void Pdp_minp(),Pdp_sp_mod();
81: void Pdp_homo(),Pdp_dehomo();
1.26 noro 82: void Pdpm_homo(),Pdpm_dehomo(),Pdpm_mod();
1.1 noro 83: void Pdp_gr_mod_main(),Pdp_gr_f_main();
84: void Pdp_gr_main(),Pdp_gr_hm_main(),Pdp_gr_d_main(),Pdp_gr_flags();
85: void Pdp_interreduce();
86: void Pdp_f4_main(),Pdp_f4_mod_main(),Pdp_f4_f_main();
87: void Pdp_gr_print();
88: void Pdp_mbase(),Pdp_lnf_mod(),Pdp_nf_tab_mod(),Pdp_mdtod(), Pdp_nf_tab_f();
89: void Pdp_vtoe(), Pdp_etov(), Pdp_dtov(), Pdp_idiv(), Pdp_sep();
90: void Pdp_cont();
91: void Pdp_gr_checklist();
92: void Pdp_ltod(),Pdpv_ord(),Pdpv_ht(),Pdpv_hm(),Pdpv_hc();
1.17 noro 93: void Pdpm_ltod(),Pdpm_dtol(),Pdpm_set_schreyer(),Pdpm_nf(),Pdpm_weyl_nf(),Pdpm_sp(),Pdpm_weyl_sp(),Pdpm_nf_and_quotient(),Pdpm_nf_and_quotient2();
1.18 noro 94: void Pdpm_schreyer_frame(),Pdpm_set_schreyer_level();
1.19 noro 95: void Pdpm_list_to_array(),Pdpm_sp_nf(),Pdpm_insert_to_zlist();
1.21 noro 96: void Pdpm_hm(),Pdpm_ht(),Pdpm_hc(),Pdpm_hp(),Pdpm_rest(),Pdpm_shift(),Pdpm_split(),Pdpm_extract(),Pdpm_sort(),Pdpm_dptodpm(),Pdpm_redble();
1.15 noro 97: void Pdpm_schreyer_base(),Pdpm_simplify_syz(),Pdpm_td();
1.21 noro 98: void Pdpm_remove_cont();
1.1 noro 99:
100: void Pdp_weyl_red();
101: void Pdp_weyl_sp();
102:
103: void Pdp_weyl_nf(),Pdp_weyl_nf_mod();
104: void Pdp_weyl_true_nf_and_quotient(),Pdp_weyl_true_nf_and_quotient_mod();
105: void Pdp_weyl_true_nf_and_quotient_marked(),Pdp_weyl_true_nf_and_quotient_marked_mod();
106:
107: void Pdp_weyl_gr_main(),Pdp_weyl_gr_mod_main(),Pdp_weyl_gr_f_main();
108: void Pdp_weyl_f4_main(),Pdp_weyl_f4_mod_main(),Pdp_weyl_f4_f_main();
109: void Pdp_weyl_mul(),Pdp_weyl_mul_mod(),Pdp_weyl_act();
110: void Pdp_weyl_set_weight();
111: void Pdp_set_weight(),Pdp_set_top_weight(),Pdp_set_module_weight();
112: void Pdp_nf_f(),Pdp_weyl_nf_f();
113: void Pdpm_nf_f(),Pdpm_weyl_nf_f();
114: void Pdp_lnf_f();
115: void Pnd_gr(),Pnd_gr_trace(),Pnd_f4(),Pnd_f4_trace();
1.25 noro 116: void Pnd_sba(),Pnd_sba_f4();
1.27 noro 117: void Pnd_weyl_sba();
1.1 noro 118: void Pnd_gr_postproc(), Pnd_weyl_gr_postproc();
119: void Pnd_gr_recompute_trace(), Pnd_btog();
120: void Pnd_weyl_gr(),Pnd_weyl_gr_trace();
121: void Pnd_nf(),Pnd_weyl_nf();
122: void Pdp_initial_term();
123: void Pdp_order();
124: void Pdp_inv_or_split();
125: void Pdp_compute_last_t();
126: void Pdp_compute_last_w();
127: void Pdp_compute_essential_df();
128: void Pdp_get_denomlist();
129: void Pdp_symb_add();
130: void Pdp_mono_raddec();
131: void Pdp_mono_reduce();
132: void Pdp_rref2(),Psumi_updatepairs(),Psumi_symbolic();
133:
134: LIST dp_initial_term();
135: LIST dp_order();
1.30 ! noro 136: int peek_option(NODE opt,char *find,Obj *ret);
1.1 noro 137: void parse_gr_option(LIST f,NODE opt,LIST *v,Num *homo,
138: int *modular,struct order_spec **ord);
139: NODE dp_inv_or_split(NODE gb,DP f,struct order_spec *spec, DP *inv);
140:
141: LIST remove_zero_from_list(LIST);
142:
143: struct ftab dp_tab[] = {
144: /* content reduction */
145: {"dp_ptozp",Pdp_ptozp,1},
146: {"dp_ptozp2",Pdp_ptozp2,2},
147: {"dp_prim",Pdp_prim,1},
148: {"dp_red_coef",Pdp_red_coef,2},
149: {"dp_cont",Pdp_cont,1},
1.21 noro 150: {"dpm_remove_cont",Pdpm_remove_cont,1},
1.1 noro 151:
152: /* polynomial ring */
153: /* special operations */
154: {"dp_mul_trunc",Pdp_mul_trunc,3},
155: {"dp_quo",Pdp_quo,2},
156:
157: /* s-poly */
158: {"dp_sp",Pdp_sp,2},
159: {"dp_sp_mod",Pdp_sp_mod,3},
160:
161: /* m-reduction */
162: {"dp_red",Pdp_red,3},
163: {"dp_red_mod",Pdp_red_mod,4},
164:
165: /* normal form */
166: {"dp_nf",Pdp_nf,4},
167: {"dp_nf_mod",Pdp_nf_mod,5},
168: {"dp_nf_f",Pdp_nf_f,4},
1.9 noro 169: {"dpm_nf_and_quotient",Pdpm_nf_and_quotient,-3},
1.17 noro 170: {"dpm_nf_and_quotient2",Pdpm_nf_and_quotient2,-3},
1.11 noro 171: {"dpm_nf_f",Pdpm_nf_f,-4},
172: {"dpm_weyl_nf_f",Pdpm_weyl_nf_f,-4},
173: {"dpm_nf",Pdpm_nf,-4},
1.1 noro 174: {"dpm_sp",Pdpm_sp,2},
175: {"dpm_weyl_sp",Pdpm_weyl_sp,2},
176:
177: {"dp_true_nf",Pdp_true_nf,4},
178: {"dp_true_nf_mod",Pdp_true_nf_mod,5},
179: {"dp_true_nf_marked",Pdp_true_nf_marked,4},
180: {"dp_true_nf_marked_mod",Pdp_true_nf_marked_mod,5},
181:
182: {"dp_true_nf_and_quotient",Pdp_true_nf_and_quotient,3},
183: {"dp_true_nf_and_quotient_mod",Pdp_true_nf_and_quotient_mod,4},
184: {"dp_true_nf_and_quotient_marked",Pdp_true_nf_and_quotient_marked,4},
185: {"dp_true_nf_and_quotient_marked_mod",Pdp_true_nf_and_quotient_marked_mod,5},
186:
187: {"dp_lnf_mod",Pdp_lnf_mod,3},
188: {"dp_nf_tab_f",Pdp_nf_tab_f,2},
189: {"dp_nf_tab_mod",Pdp_nf_tab_mod,3},
190: {"dp_lnf_f",Pdp_lnf_f,2},
191:
192: /* Buchberger algorithm */
193: {"dp_gr_main",Pdp_gr_main,-5},
194: {"dp_interreduce",Pdp_interreduce,3},
195: {"dp_gr_mod_main",Pdp_gr_mod_main,5},
196: {"dp_gr_f_main",Pdp_gr_f_main,4},
197: {"dp_gr_checklist",Pdp_gr_checklist,2},
198: {"nd_f4",Pnd_f4,-4},
199: {"nd_gr",Pnd_gr,-4},
1.24 noro 200: {"nd_sba",Pnd_sba,-4},
1.27 noro 201: {"nd_weyl_sba",Pnd_weyl_sba,-4},
1.25 noro 202: {"nd_sba_f4",Pnd_sba_f4,-4},
1.1 noro 203: {"nd_gr_trace",Pnd_gr_trace,-5},
204: {"nd_f4_trace",Pnd_f4_trace,-5},
205: {"nd_gr_postproc",Pnd_gr_postproc,5},
206: {"nd_gr_recompute_trace",Pnd_gr_recompute_trace,5},
207: {"nd_btog",Pnd_btog,-6},
208: {"nd_weyl_gr_postproc",Pnd_weyl_gr_postproc,5},
209: {"nd_weyl_gr",Pnd_weyl_gr,-4},
210: {"nd_weyl_gr_trace",Pnd_weyl_gr_trace,-5},
211: {"nd_nf",Pnd_nf,5},
212: {"nd_weyl_nf",Pnd_weyl_nf,5},
213:
214: /* F4 algorithm */
215: {"dp_f4_main",Pdp_f4_main,3},
216: {"dp_f4_mod_main",Pdp_f4_mod_main,4},
217:
218: /* weyl algebra */
219: /* multiplication */
220: {"dp_weyl_mul",Pdp_weyl_mul,2},
221: {"dp_weyl_mul_mod",Pdp_weyl_mul_mod,3},
222: {"dp_weyl_act",Pdp_weyl_act,2},
223:
224: /* s-poly */
225: {"dp_weyl_sp",Pdp_weyl_sp,2},
226:
227: /* m-reduction */
228: {"dp_weyl_red",Pdp_weyl_red,3},
229:
230: /* normal form */
231: {"dp_weyl_nf",Pdp_weyl_nf,4},
1.11 noro 232: {"dpm_weyl_nf",Pdpm_weyl_nf,-4},
1.1 noro 233: {"dp_weyl_nf_mod",Pdp_weyl_nf_mod,5},
234: {"dp_weyl_nf_f",Pdp_weyl_nf_f,4},
235:
236: {"dp_weyl_true_nf_and_quotient",Pdp_weyl_true_nf_and_quotient,3},
237: {"dp_weyl_true_nf_and_quotient_mod",Pdp_weyl_true_nf_and_quotient_mod,4},
238: {"dp_weyl_true_nf_and_quotient_marked",Pdp_weyl_true_nf_and_quotient_marked,4},
239: {"dp_weyl_true_nf_and_quotient_marked_mod",Pdp_weyl_true_nf_and_quotient_marked_mod,5},
240:
241:
242: /* Buchberger algorithm */
243: {"dp_weyl_gr_main",Pdp_weyl_gr_main,-5},
244: {"dp_weyl_gr_mod_main",Pdp_weyl_gr_mod_main,5},
245: {"dp_weyl_gr_f_main",Pdp_weyl_gr_f_main,4},
246:
247: /* F4 algorithm */
248: {"dp_weyl_f4_main",Pdp_weyl_f4_main,3},
249: {"dp_weyl_f4_mod_main",Pdp_weyl_f4_mod_main,4},
250:
1.3 noro 251: /* Hilbert function */
252: {"dp_monomial_hilbert_poincare",Pdp_monomial_hilbert_poincare,2},
1.29 noro 253: {"dp_monomial_hilbert_poincare_incremental",Pdp_monomial_hilbert_poincare_incremental,3},
1.3 noro 254:
1.1 noro 255: /* misc */
256: {"dp_inv_or_split",Pdp_inv_or_split,3},
257: {"dp_set_weight",Pdp_set_weight,-1},
258: {"dp_set_module_weight",Pdp_set_module_weight,-1},
259: {"dp_set_top_weight",Pdp_set_top_weight,-1},
260: {"dp_weyl_set_weight",Pdp_weyl_set_weight,-1},
261:
262: {"dp_get_denomlist",Pdp_get_denomlist,0},
263: {0,0,0},
264: };
265:
266: struct ftab dp_supp_tab[] = {
267: /* setting flags */
268: {"dp_sort",Pdp_sort,1},
269: {"dp_ord",Pdp_ord,-1},
1.9 noro 270: {"dpm_set_schreyer",Pdpm_set_schreyer,-1},
1.18 noro 271: {"dpm_set_schreyer_level",Pdpm_set_schreyer_level,1},
272: {"dpm_schreyer_frame",Pdpm_schreyer_frame,1},
1.1 noro 273: {"dpv_ord",Pdpv_ord,-2},
274: {"dp_set_kara",Pdp_set_kara,-1},
275: {"dp_nelim",Pdp_nelim,-1},
276: {"dp_gr_flags",Pdp_gr_flags,-1},
277: {"dp_gr_print",Pdp_gr_print,-1},
278:
279: /* converters */
280: {"homogenize",Phomogenize,3},
281: {"dp_ptod",Pdp_ptod,-2},
282: {"dp_dtop",Pdp_dtop,2},
283: {"dp_homo",Pdp_homo,1},
284: {"dp_dehomo",Pdp_dehomo,1},
285: {"dp_etov",Pdp_etov,1},
286: {"dp_vtoe",Pdp_vtoe,1},
287: {"dp_dtov",Pdp_dtov,1},
288: {"dp_mdtod",Pdp_mdtod,1},
289: {"dp_mod",Pdp_mod,3},
290: {"dp_rat",Pdp_rat,1},
291: {"dp_ltod",Pdp_ltod,-2},
292:
293: {"dpm_ltod",Pdpm_ltod,2},
1.9 noro 294: {"dpm_dptodpm",Pdpm_dptodpm,2},
1.14 noro 295: {"dpm_dtol",Pdpm_dtol,2},
1.16 noro 296: {"dpm_homo",Pdpm_homo,1},
297: {"dpm_dehomo",Pdpm_dehomo,1},
1.26 noro 298: {"dpm_mod",Pdpm_mod,2},
1.1 noro 299:
300: /* criteria */
301: {"dp_cri1",Pdp_cri1,2},
302: {"dp_cri2",Pdp_cri2,2},
303: {"dp_criB",Pdp_criB,3},
304:
305: /* simple operation */
306: {"dp_subd",Pdp_subd,2},
307: {"dp_lcm",Pdp_lcm,2},
308: {"dp_hm",Pdp_hm,1},
309: {"dp_ht",Pdp_ht,1},
310: {"dp_hc",Pdp_hc,1},
311: {"dpv_hm",Pdpv_hm,1},
312: {"dpv_ht",Pdpv_ht,1},
313: {"dpv_hc",Pdpv_hc,1},
314: {"dpm_hm",Pdpm_hm,1},
315: {"dpm_ht",Pdpm_ht,1},
316: {"dpm_hc",Pdpm_hc,1},
1.10 noro 317: {"dpm_hp",Pdpm_hp,1},
318: {"dpm_rest",Pdpm_rest,1},
1.9 noro 319: {"dpm_shift",Pdpm_shift,2},
320: {"dpm_split",Pdpm_split,2},
1.21 noro 321: {"dpm_extract",Pdpm_extract,2},
1.9 noro 322: {"dpm_sort",Pdpm_sort,1},
1.1 noro 323: {"dp_rest",Pdp_rest,1},
324: {"dp_initial_term",Pdp_initial_term,1},
325: {"dp_order",Pdp_order,1},
326: {"dp_symb_add",Pdp_symb_add,2},
327:
328: /* degree and size */
329: {"dp_td",Pdp_td,1},
330: {"dp_mag",Pdp_mag,1},
331: {"dp_sugar",Pdp_sugar,1},
332: {"dp_set_sugar",Pdp_set_sugar,2},
1.15 noro 333: {"dpm_td",Pdpm_td,1},
1.1 noro 334:
335: /* misc */
336: {"dp_mbase",Pdp_mbase,1},
337: {"dp_redble",Pdp_redble,2},
1.9 noro 338: {"dpm_redble",Pdpm_redble,2},
1.1 noro 339: {"dp_sep",Pdp_sep,2},
340: {"dp_idiv",Pdp_idiv,2},
341: {"dp_tdiv",Pdp_tdiv,2},
342: {"dp_minp",Pdp_minp,2},
343: {"dp_compute_last_w",Pdp_compute_last_w,5},
344: {"dp_compute_last_t",Pdp_compute_last_t,5},
345: {"dp_compute_essential_df",Pdp_compute_essential_df,2},
346: {"dp_mono_raddec",Pdp_mono_raddec,2},
347: {"dp_mono_reduce",Pdp_mono_reduce,2},
1.11 noro 348: {"dpm_schreyer_base",Pdpm_schreyer_base,1},
1.19 noro 349: {"dpm_list_to_array",Pdpm_list_to_array,1},
350: {"dpm_sp_nf",Pdpm_sp_nf,4},
351: {"dpm_insert_to_zlist",Pdpm_insert_to_zlist,3},
1.12 noro 352: {"dpm_simplify_syz",Pdpm_simplify_syz,2},
1.1 noro 353:
354: {"dp_rref2",Pdp_rref2,2},
355: {"sumi_updatepairs",Psumi_updatepairs,3},
356: {"sumi_symbolic",Psumi_symbolic,5},
357:
358: {0,0,0}
359: };
360:
361: NODE compute_last_w(NODE g,NODE gh,int n,int **v,int row1,int **m1,int row2,int **m2);
362: Q compute_last_t(NODE g,NODE gh,Q t,VECT w1,VECT w2,NODE *homo,VECT *wp);
363:
1.3 noro 364: int comp_by_tdeg(DP *a,DP *b)
365: {
366: int da,db;
367:
368: da = BDY(*a)->dl->td;
369: db = BDY(*b)->dl->td;
370: if ( da>db ) return 1;
371: else if ( da<db ) return -1;
372: else return 0;
373: }
374:
375: void dl_print(DL d,int n)
376: {
377: int i;
378:
379: printf("<<");
380: for ( i = 0; i < n; i++ )
381: printf("%d ",d->d[i]);
382: printf(">>\n");
383: }
384:
385: int simple_check(VECT b,int nv)
386: {
387: int n,i,j;
388: DL *p;
389:
390: n = b->len; p = (DL *)b->body;
391: for ( i = 0; i < n; i++ ) {
392: for ( j = 0; j < nv; j++ ) {
393: if ( p[i]->d[j] ) break;
394: }
395: if ( p[i]->d[j] != p[i]->td ) return 0;
396: }
397: return 1;
398: }
399:
400: void make_reduced(VECT b,int nv)
401: {
402: int n,i,j;
403: DL *p;
404: DL pi;
405:
406: n = b->len;
407: p = (DL *)BDY(b);
408: for ( i = 0; i < n; i++ ) {
409: pi = p[i];
410: if ( !pi ) continue;
411: for ( j = 0; j < n; j++ )
412: if ( i != j && p[j] && _dl_redble(pi,p[j],nv) ) p[j] = 0;
413: }
414: for ( i = j = 0; i < n; i++ )
415: if ( p[i] ) p[j++] = p[i];
416: b->len = j;
417: }
418:
419: void make_reduced2(VECT b,int k,int nv)
420: {
421: int n,i,j,l;
422: DL *p;
423: DL pi;
424:
425: n = b->len;
426: p = (DL *)BDY(b);
427: for ( i = l = k; i < n; i++ ) {
428: pi = p[i];
429: for ( j = 0; j < k; j++ )
430: if ( _dl_redble(p[j],pi,nv) ) break;
431: if ( j == k )
432: p[l++] = pi;
433: }
434: b->len = l;
435: }
436:
437: int i_all,i_simple;
438:
439: P mhp_simple(VECT b,VECT x,P t)
440: {
441: int n,i,j,nv;
442: DL *p;
443: P hp,mt,s,w;
444: Z z;
445:
446: n = b->len; nv = x->len; p = (DL *)BDY(b);
447: hp = (P)ONE;
448: for ( i = 0; i < n; i++ ) {
449: for ( j = 0; j < nv; j++ )
450: if ( p[i]->d[j] ) break;
451: STOZ(p[i]->d[j],z);
452: chsgnp(t,&mt); mt->dc->d =z;
453: addp(CO,mt,(P)ONE,&s); mulp(CO,hp,s,&w); hp = w;
454: }
455: return hp;
456: }
457:
458: struct oEGT eg_comp;
459:
460: void mhp_rec(VECT b,VECT x,P t,P *r)
461: {
462: int n,i,j,k,l,i2,nv,len;
463: int *d;
464: Z mone,z;
465: DCP dc,dc1;
466: P s;
467: P *r2;
468: DL *p,*q;
469: DL pi,xj,d1;
470: VECT c;
1.29 noro 471: struct oEGT eg0,eg1;
1.3 noro 472:
473: i_all++;
474: n = b->len; nv = x->len; p = (DL *)BDY(b);
475: if ( !n ) {
476: r[0] = (P)ONE;
477: return;
478: }
479: if ( n == 1 && p[0]->td == 0 )
480: return;
481: for ( i = 0; i < n; i++ )
482: if ( p[i]->td > 1 ) break;
483: if ( i == n ) {
484: r[n] = (P)ONE;
485: return;
486: }
487: #if 0
488: if ( simple_check(b,nv) ) {
489: i_simple++;
490: r[0] = mhp_simple(b,x,t);
491: return;
492: }
493: #endif
494: for ( j = 0, d = p[i]->d; j < nv; j++ )
495: if ( d[j] ) break;
496: xj = BDY(x)[j];
497: MKVECT(c,n); q = (DL *)BDY(c);
498: for ( i = k = l = 0; i < n; i++ )
499: if ( p[i]->d[j] ) {
500: pi = p[i];
501: NEWDL(d1,nv); d1->td =pi->td - 1;
502: memcpy(d1->d,pi->d,nv*sizeof(int));
503: d1->d[j]--;
504: p[k++] = d1;
505: } else
506: q[l++] = p[i];
507: for ( i = k, i2 = 0; i2 < l; i++, i2++ )
508: p[i] = q[i2];
509: /* b=(b[0]/xj,...,b[k-1]/xj,b[k],...b[n-1]) where
510: b[0],...,b[k-1] are divisible by k */
511: make_reduced2(b,k,nv);
512: mhp_rec(b,x,t,r);
513: /* c = (b[0],...,b[l-1],xj) */
514: q[l] = xj; c->len = l+1;
515: r2 = (P *)CALLOC(nv+1,sizeof(P));
516: mhp_rec(c,x,t,r2);
517: // get_eg(&eg0);
518: for ( i = 0; i <= nv; i++ ) {
519: mulp(CO,r[i],t,&s); addp(CO,s,r2[i],&r[i]);
520: }
521: // get_eg(&eg1); add_eg(&eg_comp,&eg0,&eg1);
522: }
523:
1.4 noro 524: /* (n+a)Cb as a polynomial of n; return (n+a)*...*(n+a-b+1) */
525:
526: P binpoly(P n,int a,int b)
527: {
528: Z z;
529: P s,r,t;
530: int i;
531:
532: STOZ(a,z); addp(CO,n,(P)z,&s); r = (P)ONE;
533: for ( i = 0; i < b; i++ ) {
534: mulp(CO,r,s,&t); r = t;
535: subp(CO,s,(P)ONE,&t); s = t;
536: }
537: return r;
538: }
539:
1.9 noro 540: void ibin(unsigned long int n,unsigned long int k,Z *r);
541:
1.8 noro 542: void mhp_to_hf(VL vl,P hp,int n,P *plist,VECT *head,P *hf)
1.5 noro 543: {
544: P tv,gcd,q,h,hphead,tt,ai,hpoly,nv,bp,w;
1.8 noro 545: Z d,z;
1.5 noro 546: DCP dc,topdc;
547: VECT hfhead;
548: int i,s,qd;
549:
550: if ( !hp ) {
551: MKVECT(hfhead,0); *head = hfhead;
1.8 noro 552: *hf = 0;
1.5 noro 553: } else {
554: makevar("t",&tv);
555: ezgcdp(CO,hp,plist[n],&gcd);
556: if ( NUM(gcd) ) {
557: s = n;
558: q = hp;
559: } else {
560: s = n-ZTOS(DEG(DC(gcd)));
561: divsp(CO,hp,plist[n-s],&q);
562: }
563: if ( NUM(q) ) qd = 0;
564: else qd = ZTOS(DEG(DC(q)));
1.6 noro 565: if ( s == 0 ) {
566: MKVECT(hfhead,qd+1);
567: for ( i = 0; i <= qd; i++ ) {
568: coefp(q,i,(P *)&BDY(hfhead)[i]);
1.5 noro 569: }
1.6 noro 570: *head = hfhead;
571: *hf = 0;
572: } else {
573: if ( qd ) {
574: topdc = 0;
575: for ( i = 0; i < qd; i++ ) {
576: NEWDC(dc); NEXT(dc) = topdc;
1.9 noro 577: ibin(i+s-1,s-1,(Z *)&COEF(dc));
1.6 noro 578: STOZ(i,d); DEG(dc) = d;
579: topdc = dc;
580: }
581: MKP(VR(tv),topdc,h);
582: mulp(CO,h,q,&hphead);
583: }
584: MKVECT(hfhead,qd);
585: for ( i = 0; i < qd; i++ )
586: coefp(hphead,i,(P *)&BDY(hfhead)[i]);
587: *head = hfhead;
588: hpoly = 0;
589: makevar("n",&nv);
590: for ( i = 0; i <= qd; i++ ) {
591: coefp(q,i,&ai);
592: bp = binpoly(nv,s-i-1,s-1);
593: mulp(CO,ai,bp,&tt);
594: addp(CO,hpoly,tt,&w);
595: hpoly = w;
596: }
1.8 noro 597: if ( s > 2 ) {
598: factorialz(s-1,&z);
599: divsp(CO,hpoly,(P)z,&tt); hpoly = tt;
600: }
1.6 noro 601: *hf = hpoly;
1.8 noro 602: for ( i = qd-1; i >= 0; i-- ) {
603: UTOZ(i,z);
604: substp(CO,hpoly,VR(nv),(P)z,&tt);
605: if ( cmpz((Z)tt,(Z)BDY(hfhead)[i]) ) break;
606: }
607: hfhead->len = i+1;
1.5 noro 608: }
609: }
610: }
611:
612: /* create (1,1-t,...,(1-t)^n) */
613:
614: P *mhp_prep(int n,P *tv) {
615: P *plist;
616: P mt,t1;
617: int i;
1.29 noro 618: VECT list;
1.5 noro 619:
620: plist = (P *)MALLOC((n+1)*sizeof(P));
621: /* t1 = 1-t */
622: makevar("t",tv); chsgnp(*tv,&mt); addp(CO,mt,(P)ONE,&t1);
623: for ( plist[0] = (P)ONE, i = 1; i <= n; i++ )
624: mulp(CO,plist[i-1],t1,&plist[i]);
625: return plist;
626: }
627:
628: P mhp_ctop(P *r,P *plist,int n)
629: {
630: int i;
631: P hp,u,w;
632:
633: for ( hp = 0, i = 0; i <= n; i++ ) {
634: mulp(CO,plist[i],r[i],&u); addp(CO,u,hp,&w); hp = w;
635: }
636: return hp;
637: }
638:
1.29 noro 639: LIST dp_monomial_hilbert_poincare(VECT b,VECT x,P *plist)
640: {
641: int n;
642: P *r;
643: P tv;
644: P hp,hpoly;
645: VECT hfhead;
646: Z z;
647: NODE nd;
648: VECT vect;
649: LIST list;
650:
651: n = x->len;
652: r = (P *)CALLOC(n+1,sizeof(P));
653: make_reduced(b,n);
654: makevar("t",&tv);
655: mhp_rec(b,x,tv,r);
656: hp = mhp_ctop(r,plist,n);
657: mhp_to_hf(CO,hp,n,plist,&hfhead,&hpoly);
658: UTOZ(n,z);
659: NEWVECT(vect); vect->len = n+1; BDY(vect) = (pointer)plist;
660: nd = mknode(5,hp,z,hfhead,hpoly,vect);
661: MKLIST(list,nd);
662: return list;
663: }
664:
1.3 noro 665: void Pdp_monomial_hilbert_poincare(NODE arg,LIST *rp)
666: {
667: LIST g,v;
668: VL vl;
1.5 noro 669: int m,n,i;
1.29 noro 670: VECT b,x,hfhead,prep;
1.3 noro 671: NODE t,nd;
1.5 noro 672: Z z,den;
673: P hp,tv,mt,t1,u,w,hpoly;
1.3 noro 674: DP a;
675: DL *p;
1.29 noro 676: P *plist;
1.30 ! noro 677: Obj val,ord;
! 678: struct order_spec *current_spec=0,*spec;
! 679:
! 680: if ( current_option ) {
! 681: if ( peek_option(current_option,"ord",&ord) ) {
! 682: current_spec = dp_current_spec;
! 683: create_order_spec(0,ord,&spec);
! 684: initd(spec);
! 685: }
! 686: }
1.3 noro 687: i_simple = i_all = 0;
688: g = (LIST)ARG0(arg); v = (LIST)ARG1(arg);
689: pltovl(v,&vl);
690: m = length(BDY(g)); MKVECT(b,m); p = (DL *)BDY(b);
691: for ( t = BDY(g), i = 0; t; t = NEXT(t), i++ ) {
1.5 noro 692: if ( !BDY(t) )
693: p[i] = 0;
694: else {
695: ptod(CO,vl,(P)BDY(t),&a); p[i] = BDY(a)->dl;
696: }
1.3 noro 697: }
698: n = length(BDY(v)); MKVECT(x,n); p = (DL *)BDY(x);
699: for ( t = BDY(v), i = 0; t; t = NEXT(t), i++ ) {
700: ptod(CO,vl,(P)BDY(t),&a); p[i] = BDY(a)->dl;
701: }
1.5 noro 702: plist = mhp_prep(n,&tv);
1.29 noro 703: *rp = dp_monomial_hilbert_poincare(b,x,plist);
1.30 ! noro 704: if ( current_spec )
! 705: initd(current_spec);
1.29 noro 706: }
707:
708: DL monomial_colon(DL a,DL b,int n)
709: {
710: int i,d,td;
711: DL r;
712:
713: NEWDL(r,n);
714: td = 0;
715: for ( i = 0; i < n; i++ ) {
716: d = a->d[i]-b->d[i];
717: r->d[i] = MAX(d,0);
718: td += r->d[i];
719: }
720: r->td = td;
721: return r;
722: }
723:
724: // arguments : DPlist, Xlist, Mono, [HN(t),NV,Head,HP(n),Plist]
725: void Pdp_monomial_hilbert_poincare_incremental(NODE arg,LIST *rp)
726: {
727: NODE g,data,data1,nd,t;
728: LIST list,list1;
729: DL new,dl;
730: int len,i,n;
731: Z dz;
732: DL *p;
733: P hn,hn1,newhn,tv,newhpoly,td,s;
734: VECT b,x,newhfhead;
735: P *plist;
1.30 ! noro 736: Obj ord;
! 737: struct order_spec *current_spec=0,*spec;
! 738:
! 739: if ( current_option ) {
! 740: if ( peek_option(current_option,"ord",&ord) ) {
! 741: current_spec = dp_current_spec;
! 742: create_order_spec(0,ord,&spec);
! 743: initd(spec);
! 744: }
! 745: }
1.29 noro 746: g = BDY((LIST)ARG0(arg)); new = BDY((DP)ARG1(arg))->dl;
747: data = BDY((LIST)ARG2(arg));
748: hn = (P)ARG0(data); n = ZTOS((Z)ARG1(data));
749: plist = (P *)BDY((VECT)ARG4(data));
750: len = length(g); MKVECT(b,len); p = (DL *)BDY(b);
751: for ( t = g, i = 0; t; t = NEXT(t), i++ )
752: p[i] = monomial_colon(BDY((DP)BDY(t))->dl,new,n);
753: MKVECT(x,n);
754: for ( i = 0; i < n; i++ ) {
755: NEWDL(dl,n); dl->d[i] = 1; dl->td = 1; BDY(x)[i] = dl;
756: }
757: // compute HP(I:new)
758: list1 = dp_monomial_hilbert_poincare(b,x,plist);
759: data1 = BDY((LIST)list1);
760: hn1 = (P)ARG0(data1);
761: // HP(I+<new>) = H(I)-t^d*H(I:new), d=tdeg(new)
762: makevar("t",&tv); UTOZ(new->td,dz);
763: pwrp(CO,tv,dz,&td);
764: mulp(CO,hn1,td,&s);
765: subp(CO,hn,s,&newhn);
766: mhp_to_hf(CO,newhn,n,plist,&newhfhead,&newhpoly);
767: nd = mknode(5,newhn,ARG1(data),newhfhead,newhpoly,(VECT)ARG4(data));
768: MKLIST(list,nd);
769: *rp = list;
1.30 ! noro 770: if ( current_spec )
! 771: initd(current_spec);
1.3 noro 772: }
1.5 noro 773:
1.1 noro 774: void Pdp_compute_last_t(NODE arg,LIST *rp)
775: {
776: NODE g,gh,homo,n;
777: LIST hlist;
778: VECT v1,v2,w;
779: Q t;
780:
781: g = (NODE)BDY((LIST)ARG0(arg));
782: gh = (NODE)BDY((LIST)ARG1(arg));
783: t = (Q)ARG2(arg);
784: v1 = (VECT)ARG3(arg);
785: v2 = (VECT)ARG4(arg);
786: t = compute_last_t(g,gh,t,v1,v2,&homo,&w);
787: MKLIST(hlist,homo);
788: n = mknode(3,t,w,hlist);
789: MKLIST(*rp,n);
790: }
791:
792: void Pdp_compute_last_w(NODE arg,LIST *rp)
793: {
794: NODE g,gh,r;
795: VECT w,rv;
796: LIST l;
797: MAT w1,w2;
798: int row1,row2,i,j,n;
799: int *v;
800: int **m1,**m2;
801: Z q;
802:
803: g = (NODE)BDY((LIST)ARG0(arg));
804: gh = (NODE)BDY((LIST)ARG1(arg));
805: w = (VECT)ARG2(arg);
806: w1 = (MAT)ARG3(arg);
807: w2 = (MAT)ARG4(arg);
808: n = w1->col;
809: row1 = w1->row;
810: row2 = w2->row;
811: if ( w ) {
812: v = W_ALLOC(n);
1.2 noro 813: for ( i = 0; i < n; i++ ) v[i] = ZTOS((Q)w->body[i]);
1.1 noro 814: } else v = 0;
815: m1 = almat(row1,n);
816: for ( i = 0; i < row1; i++ )
1.2 noro 817: for ( j = 0; j < n; j++ ) m1[i][j] = ZTOS((Q)w1->body[i][j]);
1.1 noro 818: m2 = almat(row2,n);
819: for ( i = 0; i < row2; i++ )
1.2 noro 820: for ( j = 0; j < n; j++ ) m2[i][j] = ZTOS((Q)w2->body[i][j]);
1.1 noro 821: r = compute_last_w(g,gh,n,&v,row1,m1,row2,m2);
822: if ( !r ) *rp = 0;
823: else {
824: MKVECT(rv,n);
825: for ( i = 0; i < n; i++ ) {
1.2 noro 826: STOZ(v[i],q); rv->body[i] = (pointer)q;
1.1 noro 827: }
828: MKLIST(l,r);
829: r = mknode(2,rv,l);
830: MKLIST(*rp,r);
831: }
832: }
833:
834: NODE compute_essential_df(DP *g,DP *gh,int n);
835:
836: void Pdp_compute_essential_df(NODE arg,LIST *rp)
837: {
838: VECT g,gh;
839: NODE r;
840:
841: g = (VECT)ARG0(arg);
842: gh = (VECT)ARG1(arg);
843: r = (NODE)compute_essential_df((DP *)BDY(g),(DP *)BDY(gh),g->len);
844: MKLIST(*rp,r);
845: }
846:
847: void Pdp_inv_or_split(NODE arg,Obj *rp)
848: {
849: NODE gb,newgb;
850: DP f,inv;
851: struct order_spec *spec;
852: LIST list;
853:
854: do_weyl = 0; dp_fcoeffs = 0;
855: asir_assert(ARG0(arg),O_LIST,"dp_inv_or_split");
856: asir_assert(ARG1(arg),O_DP,"dp_inv_or_split");
857: if ( !create_order_spec(0,(Obj)ARG2(arg),&spec) )
858: error("dp_inv_or_split : invalid order specification");
859: gb = BDY((LIST)ARG0(arg));
860: f = (DP)ARG1(arg);
861: newgb = (NODE)dp_inv_or_split(gb,f,spec,&inv);
862: if ( !newgb ) {
863: /* invertible */
864: *rp = (Obj)inv;
865: } else {
866: MKLIST(list,newgb);
867: *rp = (Obj)list;
868: }
869: }
870:
871: void Pdp_sort(NODE arg,DP *rp)
872: {
873: dp_sort((DP)ARG0(arg),rp);
874: }
875:
876: void Pdp_mdtod(NODE arg,DP *rp)
877: {
878: MP m,mr,mr0;
879: DP p;
880: P t;
881:
882: p = (DP)ARG0(arg);
883: if ( !p )
884: *rp = 0;
885: else {
886: for ( mr0 = 0, m = BDY(p); m; m = NEXT(m) ) {
887: mptop((P)m->c,&t); NEXTMP(mr0,mr); mr->c = (Obj)t; mr->dl = m->dl;
888: }
889: NEXT(mr) = 0; MKDP(p->nv,mr0,*rp); (*rp)->sugar = p->sugar;
890: }
891: }
892:
893: void Pdp_sep(NODE arg,VECT *rp)
894: {
895: DP p,r;
896: MP m,t;
897: MP *w0,*w;
898: int i,n,d,nv,sugar;
899: VECT v;
900: pointer *pv;
901:
902: p = (DP)ARG0(arg); m = BDY(p);
1.2 noro 903: d = ZTOS((Q)ARG1(arg));
1.1 noro 904: for ( t = m, n = 0; t; t = NEXT(t), n++ );
905: if ( d > n )
906: d = n;
907: MKVECT(v,d); *rp = v;
908: pv = BDY(v); nv = p->nv; sugar = p->sugar;
909: w0 = (MP *)MALLOC(d*sizeof(MP)); bzero(w0,d*sizeof(MP));
910: w = (MP *)MALLOC(d*sizeof(MP)); bzero(w,d*sizeof(MP));
911: for ( t = BDY(p), i = 0; t; t = NEXT(t), i++, i %= d ) {
912: NEXTMP(w0[i],w[i]); w[i]->c = t->c; w[i]->dl = t->dl;
913: }
914: for ( i = 0; i < d; i++ ) {
915: NEXT(w[i]) = 0; MKDP(nv,w0[i],r); r->sugar = sugar;
916: pv[i] = (pointer)r;
917: }
918: }
919:
920: void Pdp_idiv(NODE arg,DP *rp)
921: {
922: dp_idiv((DP)ARG0(arg),(Z)ARG1(arg),rp);
923: }
924:
925: void Pdp_cont(NODE arg,Z *rp)
926: {
927: dp_cont((DP)ARG0(arg),rp);
928: }
929:
1.21 noro 930: void dpm_ptozp(DPM p,Z *cont,DPM *r);
931:
932: void Pdpm_remove_cont(NODE arg,LIST *rp)
933: {
934: NODE nd;
935: Z cont;
936: DPM p;
937:
938: dpm_ptozp((DPM)ARG0(arg),&cont,&p);
939: nd = mknode(2,cont,p);
940: MKLIST(*rp,nd);
941: }
942:
1.1 noro 943: void Pdp_dtov(NODE arg,VECT *rp)
944: {
945: dp_dtov((DP)ARG0(arg),rp);
946: }
947:
948: void Pdp_mbase(NODE arg,LIST *rp)
949: {
950: NODE mb;
951:
952: asir_assert(ARG0(arg),O_LIST,"dp_mbase");
953: dp_mbase(BDY((LIST)ARG0(arg)),&mb);
954: MKLIST(*rp,mb);
955: }
956:
957: void Pdp_etov(NODE arg,VECT *rp)
958: {
959: DP dp;
960: int n,i;
961: int *d;
962: VECT v;
963: Z t;
964:
965: dp = (DP)ARG0(arg);
966: asir_assert(dp,O_DP,"dp_etov");
967: n = dp->nv; d = BDY(dp)->dl->d;
968: MKVECT(v,n);
969: for ( i = 0; i < n; i++ ) {
1.2 noro 970: STOZ(d[i],t); v->body[i] = (pointer)t;
1.1 noro 971: }
972: *rp = v;
973: }
974:
975: void Pdp_vtoe(NODE arg,DP *rp)
976: {
977: DP dp;
978: DL dl;
979: MP m;
980: int n,i,td;
981: int *d;
982: VECT v;
983:
984: v = (VECT)ARG0(arg);
985: asir_assert(v,O_VECT,"dp_vtoe");
986: n = v->len;
987: NEWDL(dl,n); d = dl->d;
988: for ( i = 0, td = 0; i < n; i++ ) {
1.2 noro 989: d[i] = ZTOS((Q)(v->body[i])); td += MUL_WEIGHT(d[i],i);
1.1 noro 990: }
991: dl->td = td;
992: NEWMP(m); m->dl = dl; m->c = (Obj)ONE; NEXT(m) = 0;
993: MKDP(n,m,dp); dp->sugar = td;
994: *rp = dp;
995: }
996:
997: void Pdp_lnf_mod(NODE arg,LIST *rp)
998: {
999: DP r1,r2;
1000: NODE b,g,n;
1001: int mod;
1002:
1003: asir_assert(ARG0(arg),O_LIST,"dp_lnf_mod");
1004: asir_assert(ARG1(arg),O_LIST,"dp_lnf_mod");
1005: asir_assert(ARG2(arg),O_N,"dp_lnf_mod");
1006: b = BDY((LIST)ARG0(arg)); g = BDY((LIST)ARG1(arg));
1.2 noro 1007: mod = ZTOS((Q)ARG2(arg));
1.1 noro 1008: dp_lnf_mod((DP)BDY(b),(DP)BDY(NEXT(b)),g,mod,&r1,&r2);
1009: NEWNODE(n); BDY(n) = (pointer)r1;
1010: NEWNODE(NEXT(n)); BDY(NEXT(n)) = (pointer)r2;
1011: NEXT(NEXT(n)) = 0; MKLIST(*rp,n);
1012: }
1013:
1014: void Pdp_lnf_f(NODE arg,LIST *rp)
1015: {
1016: DP r1,r2;
1017: NODE b,g,n;
1018:
1019: asir_assert(ARG0(arg),O_LIST,"dp_lnf_f");
1020: asir_assert(ARG1(arg),O_LIST,"dp_lnf_f");
1021: b = BDY((LIST)ARG0(arg)); g = BDY((LIST)ARG1(arg));
1022: dp_lnf_f((DP)BDY(b),(DP)BDY(NEXT(b)),g,&r1,&r2);
1023: NEWNODE(n); BDY(n) = (pointer)r1;
1024: NEWNODE(NEXT(n)); BDY(NEXT(n)) = (pointer)r2;
1025: NEXT(NEXT(n)) = 0; MKLIST(*rp,n);
1026: }
1027:
1028: void Pdp_nf_tab_mod(NODE arg,DP *rp)
1029: {
1030: asir_assert(ARG0(arg),O_DP,"dp_nf_tab_mod");
1031: asir_assert(ARG1(arg),O_VECT,"dp_nf_tab_mod");
1032: asir_assert(ARG2(arg),O_N,"dp_nf_tab_mod");
1033: dp_nf_tab_mod((DP)ARG0(arg),(LIST *)BDY((VECT)ARG1(arg)),
1.2 noro 1034: ZTOS((Q)ARG2(arg)),rp);
1.1 noro 1035: }
1036:
1037: void Pdp_nf_tab_f(NODE arg,DP *rp)
1038: {
1039: asir_assert(ARG0(arg),O_DP,"dp_nf_tab_f");
1040: asir_assert(ARG1(arg),O_VECT,"dp_nf_tab_f");
1041: dp_nf_tab_f((DP)ARG0(arg),(LIST *)BDY((VECT)ARG1(arg)),rp);
1042: }
1043:
1.9 noro 1044: extern int dpm_ordtype;
1045:
1.1 noro 1046: void Pdp_ord(NODE arg,Obj *rp)
1047: {
1048: struct order_spec *spec;
1049: LIST v;
1050: struct oLIST f;
1051: Num homo;
1052: int modular;
1053:
1054: f.id = O_LIST; f.body = 0;
1055: if ( !arg && !current_option )
1056: *rp = dp_current_spec->obj;
1057: else {
1058: if ( current_option )
1059: parse_gr_option(&f,current_option,&v,&homo,&modular,&spec);
1060: else if ( !create_order_spec(0,(Obj)ARG0(arg),&spec) )
1061: error("dp_ord : invalid order specification");
1062: initd(spec); *rp = spec->obj;
1.15 noro 1063: if ( spec->id >= 256 ) dpm_ordtype = spec->module_ordtype;
1.1 noro 1064: }
1065: }
1066:
1067: void Pdp_ptod(NODE arg,DP *rp)
1068: {
1069: P p;
1070: NODE n;
1071: VL vl,tvl;
1072: struct oLIST f;
1073: int ac;
1074: LIST v;
1075: Num homo;
1076: int modular;
1077: struct order_spec *ord;
1078:
1079: asir_assert(ARG0(arg),O_P,"dp_ptod");
1080: p = (P)ARG0(arg);
1081: ac = argc(arg);
1082: if ( ac == 1 ) {
1083: if ( current_option ) {
1084: f.id = O_LIST; f.body = mknode(1,p);
1085: parse_gr_option(&f,current_option,&v,&homo,&modular,&ord);
1086: initd(ord);
1087: } else
1088: error("dp_ptod : invalid argument");
1089: } else {
1090: asir_assert(ARG1(arg),O_LIST,"dp_ptod");
1091: v = (LIST)ARG1(arg);
1092: }
1093: for ( vl = 0, n = BDY(v); n; n = NEXT(n) ) {
1094: if ( !vl ) {
1095: NEWVL(vl); tvl = vl;
1096: } else {
1097: NEWVL(NEXT(tvl)); tvl = NEXT(tvl);
1098: }
1099: VR(tvl) = VR((P)BDY(n));
1100: }
1101: if ( vl )
1102: NEXT(tvl) = 0;
1103: ptod(CO,vl,p,rp);
1104: }
1105:
1106: void Phomogenize(NODE arg,Obj *rp)
1107: {
1108: P p;
1109: DP d,h;
1110: NODE n;
1111: V hv;
1112: VL vl,tvl,last;
1113: struct oLIST f;
1114: LIST v;
1115:
1116: asir_assert(ARG0(arg),O_P,"homogenize");
1117: p = (P)ARG0(arg);
1118: asir_assert(ARG1(arg),O_LIST,"homogenize");
1119: v = (LIST)ARG1(arg);
1120: asir_assert(ARG2(arg),O_P,"homogenize");
1121: hv = VR((P)ARG2(arg));
1122: for ( vl = 0, n = BDY(v); n; n = NEXT(n) ) {
1123: if ( !vl ) {
1124: NEWVL(vl); tvl = vl;
1125: } else {
1126: NEWVL(NEXT(tvl)); tvl = NEXT(tvl);
1127: }
1128: VR(tvl) = VR((P)BDY(n));
1129: }
1130: if ( vl ) {
1131: last = tvl;
1132: NEXT(tvl) = 0;
1133: }
1134: ptod(CO,vl,p,&d);
1135: dp_homo(d,&h);
1136: NEWVL(NEXT(last)); last = NEXT(last);
1137: VR(last) = hv; NEXT(last) = 0;
1138: dtop(CO,vl,h,rp);
1139: }
1140:
1141: void Pdp_ltod(NODE arg,DPV *rp)
1142: {
1143: NODE n;
1144: VL vl,tvl;
1145: LIST f,v;
1146: int sugar,i,len,ac,modular;
1147: Num homo;
1148: struct order_spec *ord;
1149: DP *e;
1150: NODE nd,t;
1151:
1152: ac = argc(arg);
1153: asir_assert(ARG0(arg),O_LIST,"dp_ptod");
1154: f = (LIST)ARG0(arg);
1155: if ( ac == 1 ) {
1156: if ( current_option ) {
1157: parse_gr_option(f,current_option,&v,&homo,&modular,&ord);
1158: initd(ord);
1159: } else
1160: error("dp_ltod : invalid argument");
1161: } else {
1162: asir_assert(ARG1(arg),O_LIST,"dp_ptod");
1163: v = (LIST)ARG1(arg);
1164: }
1165: for ( vl = 0, n = BDY(v); n; n = NEXT(n) ) {
1166: if ( !vl ) {
1167: NEWVL(vl); tvl = vl;
1168: } else {
1169: NEWVL(NEXT(tvl)); tvl = NEXT(tvl);
1170: }
1171: VR(tvl) = VR((P)BDY(n));
1172: }
1173: if ( vl )
1174: NEXT(tvl) = 0;
1175:
1176: nd = BDY(f);
1177: len = length(nd);
1178: e = (DP *)MALLOC(len*sizeof(DP));
1179: sugar = 0;
1180: for ( i = 0, t = nd; i < len; i++, t = NEXT(t) ) {
1181: ptod(CO,vl,(P)BDY(t),&e[i]);
1182: if ( e[i] )
1183: sugar = MAX(sugar,e[i]->sugar);
1184: }
1185: MKDPV(len,e,*rp);
1186: }
1187:
1188: void Pdpm_ltod(NODE arg,DPM *rp)
1189: {
1190: NODE n;
1191: VL vl,tvl;
1192: LIST f,v;
1193: int i,len;
1194: NODE nd;
1195: NODE t;
1196: DP d;
1197: DPM s,u,w;
1198:
1199: f = (LIST)ARG0(arg);
1200: v = (LIST)ARG1(arg);
1201: for ( vl = 0, n = BDY(v); n; n = NEXT(n) ) {
1202: if ( !vl ) {
1203: NEWVL(vl); tvl = vl;
1204: } else {
1205: NEWVL(NEXT(tvl)); tvl = NEXT(tvl);
1206: }
1207: VR(tvl) = VR((P)BDY(n));
1208: }
1209: if ( vl )
1210: NEXT(tvl) = 0;
1211:
1212: nd = BDY(f);
1213: len = length(nd);
1.9 noro 1214: for ( i = 1, t = nd, s = 0; i <= len; i++, t = NEXT(t) ) {
1.1 noro 1215: ptod(CO,vl,(P)BDY(t),&d);
1216: dtodpm(d,i,&u);
1217: adddpm(CO,s,u,&w); s = w;
1218: }
1219: *rp = s;
1220: }
1221:
1.9 noro 1222: // c*[monomial,i]+... -> c*<<monomial:i>>+...
1223:
1224: void Pdpm_dptodpm(NODE arg,DPM *rp)
1225: {
1226: DP p;
1227: MP mp;
1.16 noro 1228: int pos,shift;
1.9 noro 1229: DMM m0,m;
1230:
1231: p = (DP)ARG0(arg);
1232: pos = ZTOS((Z)ARG1(arg));
1233: if ( pos <= 0 )
1234: error("dpm_mtod : position must be positive");
1235: if ( !p ) *rp = 0;
1236: else {
1237: for ( m0 = 0, mp = BDY(p); mp; mp = NEXT(mp) ) {
1238: NEXTDMM(m0,m); m->dl = mp->dl; m->c = mp->c; m->pos = pos;
1239: }
1.21 noro 1240: if ( dp_current_spec->module_top_weight ) {
1.16 noro 1241: if ( pos > dp_current_spec->module_rank )
1242: error("dpm_dptodpm : inconsistent order spec");
1243: shift = dp_current_spec->module_top_weight[pos-1];
1244: m->dl->td += shift;
1245: } else
1246: shift = 0;
1247:
1248: MKDPM(p->nv,m0,*rp); (*rp)->sugar = p->sugar+shift;
1.9 noro 1249: }
1250: }
1251:
1.1 noro 1252: void Pdpm_dtol(NODE arg,LIST *rp)
1253: {
1254: DPM a;
1255: NODE nd,nd1;
1256: VL vl,tvl;
1257: int n,len,i,pos,nv;
1258: MP *w;
1259: DMM t;
1260: DMM *wa;
1261: MP m;
1262: DP u;
1263: Obj s;
1264:
1265: a = (DPM)ARG0(arg);
1.14 noro 1266: if ( !a ) {
1267: MKLIST(*rp,0);
1268: return;
1269: }
1.1 noro 1270: for ( vl = 0, nd = BDY((LIST)ARG1(arg)), nv = 0; nd; nd = NEXT(nd), nv++ ) {
1271: if ( !vl ) {
1272: NEWVL(vl); tvl = vl;
1273: } else {
1274: NEWVL(NEXT(tvl)); tvl = NEXT(tvl);
1275: }
1276: VR(tvl) = VR((P)BDY(nd));
1277: }
1278: if ( vl )
1279: NEXT(tvl) = 0;
1.14 noro 1280: for ( t = BDY(a), n = 0; t; t = NEXT(t) )
1281: if ( t->pos > n ) n = t->pos;
1.1 noro 1282: w = (MP *)CALLOC(n,sizeof(MP));
1283: for ( t = BDY(a), len = 0; t; t = NEXT(t) ) len++;
1284: wa = (DMM *)MALLOC(len*sizeof(DMM));
1285: for ( t = BDY(a), i = 0; t; t = NEXT(t), i++ ) wa[i] = t;
1286: for ( i = len-1; i >= 0; i-- ) {
1287: NEWMP(m); m->dl = wa[i]->dl; C(m) = C(wa[i]);
1288: pos = wa[i]->pos;
1.14 noro 1289: NEXT(m) = w[pos-1];
1290: w[pos-1] = m;
1.1 noro 1291: }
1292: nd = 0;
1293: for ( i = n-1; i >= 0; i-- ) {
1294: MKDP(nv,w[i],u); u->sugar = a->sugar; /* XXX */
1295: dtop(CO,vl,u,&s);
1296: MKNODE(nd1,s,nd); nd = nd1;
1297: }
1298: MKLIST(*rp,nd);
1299: }
1300:
1301: void Pdp_dtop(NODE arg,Obj *rp)
1302: {
1303: NODE n;
1304: VL vl,tvl;
1305:
1306: asir_assert(ARG0(arg),O_DP,"dp_dtop");
1307: asir_assert(ARG1(arg),O_LIST,"dp_dtop");
1308: for ( vl = 0, n = BDY((LIST)ARG1(arg)); n; n = NEXT(n) ) {
1309: if ( !vl ) {
1310: NEWVL(vl); tvl = vl;
1311: } else {
1312: NEWVL(NEXT(tvl)); tvl = NEXT(tvl);
1313: }
1314: VR(tvl) = VR((P)BDY(n));
1315: }
1316: if ( vl )
1317: NEXT(tvl) = 0;
1318: dtop(CO,vl,(DP)ARG0(arg),rp);
1319: }
1320:
1321: extern LIST Dist;
1322:
1323: void Pdp_ptozp(NODE arg,Obj *rp)
1324: {
1325: Z t;
1326: NODE tt,p;
1327: NODE n,n0;
1328: char *key;
1329: DP pp;
1330: LIST list;
1331: int get_factor=0;
1332:
1333: asir_assert(ARG0(arg),O_DP,"dp_ptozp");
1334:
1335: /* analyze the option */
1336: if ( current_option ) {
1337: for ( tt = current_option; tt; tt = NEXT(tt) ) {
1338: p = BDY((LIST)BDY(tt));
1339: key = BDY((STRING)BDY(p));
1340: /* value = (Obj)BDY(NEXT(p)); */
1341: if ( !strcmp(key,"factor") ) get_factor=1;
1342: else {
1343: error("ptozp: unknown option.");
1344: }
1345: }
1346: }
1347:
1348: dp_ptozp3((DP)ARG0(arg),&t,&pp);
1349:
1350: /* printexpr(NULL,t); */
1351: /* if the option factor is given, then it returns the answer
1352: in the format [zpoly, num] where num*zpoly is equal to the argument.*/
1353: if (get_factor) {
1354: n0 = mknode(2,pp,t);
1355: MKLIST(list,n0);
1356: *rp = (Obj)list;
1357: } else
1358: *rp = (Obj)pp;
1359: }
1360:
1361: void Pdp_ptozp2(NODE arg,LIST *rp)
1362: {
1363: DP p0,p1,h,r;
1364: NODE n0;
1365:
1366: p0 = (DP)ARG0(arg); p1 = (DP)ARG1(arg);
1367: asir_assert(p0,O_DP,"dp_ptozp2");
1368: asir_assert(p1,O_DP,"dp_ptozp2");
1369: dp_ptozp2(p0,p1,&h,&r);
1370: NEWNODE(n0); BDY(n0) = (pointer)h;
1371: NEWNODE(NEXT(n0)); BDY(NEXT(n0)) = (pointer)r;
1372: NEXT(NEXT(n0)) = 0;
1373: MKLIST(*rp,n0);
1374: }
1375:
1376: void Pdp_prim(NODE arg,DP *rp)
1377: {
1378: DP t;
1379:
1380: asir_assert(ARG0(arg),O_DP,"dp_prim");
1381: dp_prim((DP)ARG0(arg),&t); dp_ptozp(t,rp);
1382: }
1383:
1384: void Pdp_mod(NODE arg,DP *rp)
1385: {
1386: DP p;
1387: int mod;
1388: NODE subst;
1389:
1390: asir_assert(ARG0(arg),O_DP,"dp_mod");
1391: asir_assert(ARG1(arg),O_N,"dp_mod");
1392: asir_assert(ARG2(arg),O_LIST,"dp_mod");
1.2 noro 1393: p = (DP)ARG0(arg); mod = ZTOS((Q)ARG1(arg));
1.1 noro 1394: subst = BDY((LIST)ARG2(arg));
1395: dp_mod(p,mod,subst,rp);
1396: }
1397:
1.26 noro 1398: void dpm_mod(DPM,int,DPM *);
1399:
1400: void Pdpm_mod(NODE arg,DPM *rp)
1401: {
1402: DPM p;
1403: int mod;
1404: NODE subst;
1405:
1406: asir_assert(ARG0(arg),O_DP,"dp_mod");
1407: asir_assert(ARG1(arg),O_N,"dp_mod");
1408: p = (DPM)ARG0(arg); mod = ZTOS((Q)ARG1(arg));
1409: dpm_mod(p,mod,rp);
1410: }
1411:
1412:
1.1 noro 1413: void Pdp_rat(NODE arg,DP *rp)
1414: {
1415: asir_assert(ARG0(arg),O_DP,"dp_rat");
1416: dp_rat((DP)ARG0(arg),rp);
1417: }
1418:
1419: extern int DP_Multiple;
1420:
1421: void Pdp_nf(NODE arg,DP *rp)
1422: {
1423: NODE b;
1424: DP *ps;
1425: DP g;
1426: int full;
1427:
1428: do_weyl = 0; dp_fcoeffs = 0;
1429: asir_assert(ARG0(arg),O_LIST,"dp_nf");
1430: asir_assert(ARG1(arg),O_DP,"dp_nf");
1431: asir_assert(ARG2(arg),O_VECT,"dp_nf");
1432: asir_assert(ARG3(arg),O_N,"dp_nf");
1433: if ( !(g = (DP)ARG1(arg)) ) {
1434: *rp = 0; return;
1435: }
1436: b = BDY((LIST)ARG0(arg)); ps = (DP *)BDY((VECT)ARG2(arg));
1437: full = (Q)ARG3(arg) ? 1 : 0;
1438: dp_nf_z(b,g,ps,full,DP_Multiple,rp);
1439: }
1440:
1441: void Pdp_weyl_nf(NODE arg,DP *rp)
1442: {
1443: NODE b;
1444: DP *ps;
1445: DP g;
1446: int full;
1447:
1448: asir_assert(ARG0(arg),O_LIST,"dp_weyl_nf");
1449: asir_assert(ARG1(arg),O_DP,"dp_weyl_nf");
1450: asir_assert(ARG2(arg),O_VECT,"dp_weyl_nf");
1451: asir_assert(ARG3(arg),O_N,"dp_weyl_nf");
1452: if ( !(g = (DP)ARG1(arg)) ) {
1453: *rp = 0; return;
1454: }
1455: b = BDY((LIST)ARG0(arg)); ps = (DP *)BDY((VECT)ARG2(arg));
1456: full = (Q)ARG3(arg) ? 1 : 0;
1457: do_weyl = 1;
1458: dp_nf_z(b,g,ps,full,DP_Multiple,rp);
1459: do_weyl = 0;
1460: }
1461:
1462: void Pdpm_nf(NODE arg,DPM *rp)
1463: {
1464: NODE b;
1.11 noro 1465: VECT ps;
1.1 noro 1466: DPM g;
1.11 noro 1467: int ac,full;
1.1 noro 1468:
1469: if ( !(g = (DPM)ARG1(arg)) ) {
1470: *rp = 0; return;
1471: }
1472: do_weyl = 0; dp_fcoeffs = 0;
1.11 noro 1473: ac = argc(arg);
1474: if ( ac < 3 )
1475: error("dpm_nf: invalid arguments");
1476: else if ( ac == 3 ) {
1477: asir_assert(ARG1(arg),O_VECT,"dpm_nf");
1478: b = 0; g = (DPM)ARG0(arg); ps = (VECT)ARG1(arg);
1479: } else if ( ac == 4 ) {
1480: asir_assert(ARG0(arg),O_LIST,"dpm_nf");
1481: asir_assert(ARG2(arg),O_VECT,"dpm_nf");
1482: b = BDY((LIST)ARG0(arg)); g = (DPM)ARG1(arg); ps = (VECT)ARG2(arg);
1483: full = (Q)ARG3(arg) ? 1 : 0;
1484: }
1.1 noro 1485: dpm_nf_z(b,g,ps,full,DP_Multiple,rp);
1486: }
1487:
1.9 noro 1488: DP *dpm_nf_and_quotient(NODE b,DPM g,VECT ps,DPM *rp,P *dnp);
1.17 noro 1489: DPM dpm_nf_and_quotient2(NODE b,DPM g,VECT ps,DPM *rp,P *dnp);
1.9 noro 1490:
1491: void Pdpm_nf_and_quotient(NODE arg,LIST *rp)
1492: {
1493: NODE b;
1494: VECT ps;
1495: DPM g,nm;
1496: P dn;
1497: VECT quo;
1498: NODE n;
1499: int ac;
1500:
1501: do_weyl = 0; dp_fcoeffs = 0;
1502: ac = argc(arg);
1503: if ( ac < 2 )
1504: error("dpm_nf_and_quotient : invalid arguments");
1505: else if ( ac == 2 ) {
1.11 noro 1506: asir_assert(ARG1(arg),O_VECT,"dpm_nf_and_quotient");
1.9 noro 1507: b = 0; g = (DPM)ARG0(arg); ps = (VECT)ARG1(arg);
1508: } else if ( ac == 3 ) {
1.11 noro 1509: asir_assert(ARG0(arg),O_LIST,"dpm_nf_and_quotient");
1510: asir_assert(ARG2(arg),O_VECT,"dpm_nf_and_quotient");
1.9 noro 1511: b = BDY((LIST)ARG0(arg)); g = (DPM)ARG1(arg); ps = (VECT)ARG2(arg);
1512: }
1.10 noro 1513: NEWVECT(quo); quo->len = ps->len;
1514: if ( g ) {
1515: quo->body = (pointer *)dpm_nf_and_quotient(b,g,ps,&nm,&dn);
1516: } else {
1517: quo->body = (pointer *)MALLOC(quo->len*sizeof(pointer));
1518: nm = 0; dn = (P)ONE;
1.9 noro 1519: }
1520: n = mknode(3,nm,dn,quo);
1521: MKLIST(*rp,n);
1522: }
1523:
1.17 noro 1524: void Pdpm_nf_and_quotient2(NODE arg,LIST *rp)
1525: {
1526: NODE b;
1527: VECT ps;
1528: DPM g,nm,q;
1529: P dn;
1530: NODE n;
1531: int ac;
1532:
1533: do_weyl = 0; dp_fcoeffs = 0;
1534: ac = argc(arg);
1535: if ( ac < 2 )
1536: error("dpm_nf_and_quotient2 : invalid arguments");
1537: else if ( ac == 2 ) {
1538: asir_assert(ARG1(arg),O_VECT,"dpm_nf_and_quotient2");
1539: b = 0; g = (DPM)ARG0(arg); ps = (VECT)ARG1(arg);
1540: } else if ( ac == 3 ) {
1541: asir_assert(ARG0(arg),O_LIST,"dpm_nf_and_quotient2");
1542: asir_assert(ARG2(arg),O_VECT,"dpm_nf_and_quotient2");
1543: b = BDY((LIST)ARG0(arg)); g = (DPM)ARG1(arg); ps = (VECT)ARG2(arg);
1544: }
1545: if ( g ) {
1546: q = dpm_nf_and_quotient2(b,g,ps,&nm,&dn);
1547: } else {
1548: q = 0; nm = 0; dn = (P)ONE;
1549: }
1550: n = mknode(3,nm,dn,q);
1551: MKLIST(*rp,n);
1552: }
1553:
1.1 noro 1554: void Pdpm_weyl_nf(NODE arg,DPM *rp)
1555: {
1556: NODE b;
1.11 noro 1557: VECT ps;
1.1 noro 1558: DPM g;
1.11 noro 1559: int ac,full;
1.1 noro 1560:
1561: if ( !(g = (DPM)ARG1(arg)) ) {
1562: *rp = 0; return;
1563: }
1.11 noro 1564: do_weyl = 1; dp_fcoeffs = 0;
1565: ac = argc(arg);
1566: if ( ac < 3 )
1567: error("dpm_weyl_nf: invalid arguments");
1568: else if ( ac == 3 ) {
1569: asir_assert(ARG1(arg),O_VECT,"dpm_nf");
1570: b = 0; g = (DPM)ARG0(arg); ps = (VECT)ARG1(arg);
1571: } else if ( ac == 4 ) {
1572: asir_assert(ARG0(arg),O_LIST,"dpm_weyl_nf");
1573: asir_assert(ARG2(arg),O_VECT,"dpm_weyl_nf");
1574: b = BDY((LIST)ARG0(arg)); g = (DPM)ARG1(arg); ps = (VECT)ARG2(arg);
1575: full = (Q)ARG3(arg) ? 1 : 0;
1576: }
1.1 noro 1577: dpm_nf_z(b,g,ps,full,DP_Multiple,rp);
1578: do_weyl = 0;
1579: }
1580:
1581: /* nf computation using field operations */
1582:
1583: void Pdp_nf_f(NODE arg,DP *rp)
1584: {
1585: NODE b;
1586: DP *ps;
1587: DP g;
1588: int full;
1589:
1590: do_weyl = 0;
1591: asir_assert(ARG0(arg),O_LIST,"dp_nf_f");
1592: asir_assert(ARG1(arg),O_DP,"dp_nf_f");
1593: asir_assert(ARG2(arg),O_VECT,"dp_nf_f");
1594: asir_assert(ARG3(arg),O_N,"dp_nf_f");
1595: if ( !(g = (DP)ARG1(arg)) ) {
1596: *rp = 0; return;
1597: }
1598: b = BDY((LIST)ARG0(arg)); ps = (DP *)BDY((VECT)ARG2(arg));
1599: full = (Q)ARG3(arg) ? 1 : 0;
1600: dp_nf_f(b,g,ps,full,rp);
1601: }
1602:
1603: void Pdp_weyl_nf_f(NODE arg,DP *rp)
1604: {
1605: NODE b;
1606: DP *ps;
1607: DP g;
1608: int full;
1609:
1610: asir_assert(ARG0(arg),O_LIST,"dp_weyl_nf_f");
1611: asir_assert(ARG1(arg),O_DP,"dp_weyl_nf_f");
1612: asir_assert(ARG2(arg),O_VECT,"dp_weyl_nf_f");
1613: asir_assert(ARG3(arg),O_N,"dp_weyl_nf_f");
1614: if ( !(g = (DP)ARG1(arg)) ) {
1615: *rp = 0; return;
1616: }
1617: b = BDY((LIST)ARG0(arg)); ps = (DP *)BDY((VECT)ARG2(arg));
1618: full = (Q)ARG3(arg) ? 1 : 0;
1619: do_weyl = 1;
1620: dp_nf_f(b,g,ps,full,rp);
1621: do_weyl = 0;
1622: }
1623:
1624: void Pdpm_nf_f(NODE arg,DPM *rp)
1625: {
1626: NODE b;
1.11 noro 1627: VECT ps;
1.1 noro 1628: DPM g;
1.11 noro 1629: int ac,full;
1.1 noro 1630:
1631: if ( !(g = (DPM)ARG1(arg)) ) {
1632: *rp = 0; return;
1633: }
1.11 noro 1634: ac = argc(arg);
1635: if ( ac < 3 )
1636: error("dpm_nf_f: invalid arguments");
1637: else if ( ac == 3 ) {
1638: asir_assert(ARG1(arg),O_VECT,"dpm_nf_f");
1639: b = 0; g = (DPM)ARG0(arg); ps = (VECT)ARG1(arg);
1640: } else if ( ac == 4 ) {
1641: asir_assert(ARG0(arg),O_LIST,"dpm_nf_f");
1642: asir_assert(ARG2(arg),O_VECT,"dpm_nf_f");
1643: b = BDY((LIST)ARG0(arg)); g = (DPM)ARG1(arg); ps = (VECT)ARG2(arg);
1644: full = (Q)ARG3(arg) ? 1 : 0;
1645: }
1646: do_weyl = 0;
1.1 noro 1647: dpm_nf_f(b,g,ps,full,rp);
1648: }
1649:
1650: void Pdpm_weyl_nf_f(NODE arg,DPM *rp)
1651: {
1652: NODE b;
1.11 noro 1653: VECT ps;
1.1 noro 1654: DPM g;
1.11 noro 1655: int ac,full;
1.1 noro 1656:
1657: if ( !(g = (DPM)ARG1(arg)) ) {
1658: *rp = 0; return;
1659: }
1.11 noro 1660: ac = argc(arg);
1661: if ( ac < 3 )
1662: error("dpm_weyl_nf_f: invalid arguments");
1663: else if ( ac == 3 ) {
1664: asir_assert(ARG1(arg),O_VECT,"dpm_weyl_nf_f");
1665: b = 0; g = (DPM)ARG0(arg); ps = (VECT)ARG1(arg);
1666: } else if ( ac == 4 ) {
1667: asir_assert(ARG0(arg),O_LIST,"dpm_weyl_nf_f");
1668: asir_assert(ARG2(arg),O_VECT,"dpm_weyl_nf_f");
1669: b = BDY((LIST)ARG0(arg)); g = (DPM)ARG1(arg); ps = (VECT)ARG2(arg);
1670: full = (Q)ARG3(arg) ? 1 : 0;
1671: }
1.1 noro 1672: do_weyl = 1;
1673: dpm_nf_f(b,g,ps,full,rp);
1674: do_weyl = 0;
1675: }
1676:
1677:
1678: void Pdp_nf_mod(NODE arg,DP *rp)
1679: {
1680: NODE b;
1681: DP g;
1682: DP *ps;
1683: int mod,full,ac;
1684: NODE n,n0;
1685:
1686: do_weyl = 0;
1687: ac = argc(arg);
1688: asir_assert(ARG0(arg),O_LIST,"dp_nf_mod");
1689: asir_assert(ARG1(arg),O_DP,"dp_nf_mod");
1690: asir_assert(ARG2(arg),O_VECT,"dp_nf_mod");
1691: asir_assert(ARG3(arg),O_N,"dp_nf_mod");
1692: asir_assert(ARG4(arg),O_N,"dp_nf_mod");
1693: if ( !(g = (DP)ARG1(arg)) ) {
1694: *rp = 0; return;
1695: }
1696: b = BDY((LIST)ARG0(arg)); ps = (DP *)BDY((VECT)ARG2(arg));
1.2 noro 1697: full = ZTOS((Q)ARG3(arg)); mod = ZTOS((Q)ARG4(arg));
1.1 noro 1698: for ( n0 = n = 0; b; b = NEXT(b) ) {
1699: NEXTNODE(n0,n);
1.2 noro 1700: BDY(n) = (pointer)ZTOS((Q)BDY(b));
1.1 noro 1701: }
1702: if ( n0 )
1703: NEXT(n) = 0;
1704: dp_nf_mod(n0,g,ps,mod,full,rp);
1705: }
1706:
1707: void Pdp_true_nf(NODE arg,LIST *rp)
1708: {
1709: NODE b,n;
1710: DP *ps;
1711: DP g;
1712: DP nm;
1713: P dn;
1714: int full;
1715:
1716: do_weyl = 0; dp_fcoeffs = 0;
1717: asir_assert(ARG0(arg),O_LIST,"dp_true_nf");
1718: asir_assert(ARG1(arg),O_DP,"dp_true_nf");
1719: asir_assert(ARG2(arg),O_VECT,"dp_true_nf");
1720: asir_assert(ARG3(arg),O_N,"dp_nf");
1721: if ( !(g = (DP)ARG1(arg)) ) {
1722: nm = 0; dn = (P)ONE;
1723: } else {
1724: b = BDY((LIST)ARG0(arg)); ps = (DP *)BDY((VECT)ARG2(arg));
1725: full = (Q)ARG3(arg) ? 1 : 0;
1726: dp_true_nf(b,g,ps,full,&nm,&dn);
1727: }
1728: NEWNODE(n); BDY(n) = (pointer)nm;
1729: NEWNODE(NEXT(n)); BDY(NEXT(n)) = (pointer)dn;
1730: NEXT(NEXT(n)) = 0; MKLIST(*rp,n);
1731: }
1732:
1733: DP *dp_true_nf_and_quotient_marked(NODE b,DP g,DP *ps,DP *hps,DP *rp,P *dnp);
1734:
1735: void Pdp_true_nf_and_quotient_marked(NODE arg,LIST *rp)
1736: {
1737: NODE b,n;
1738: DP *ps,*hps;
1739: DP g;
1740: DP nm;
1741: VECT quo;
1742: P dn;
1743: int full;
1744:
1745: do_weyl = 0; dp_fcoeffs = 0;
1746: asir_assert(ARG0(arg),O_LIST,"dp_true_nf_and_quotient_marked");
1747: asir_assert(ARG1(arg),O_DP,"dp_true_nf_and_quotient_marked");
1748: asir_assert(ARG2(arg),O_VECT,"dp_true_nf_and_quotient_marked");
1749: asir_assert(ARG3(arg),O_VECT,"dp_true_nf_and_quotient_marked");
1750: if ( !(g = (DP)ARG1(arg)) ) {
1751: nm = 0; dn = (P)ONE;
1752: } else {
1753: b = BDY((LIST)ARG0(arg));
1754: ps = (DP *)BDY((VECT)ARG2(arg));
1755: hps = (DP *)BDY((VECT)ARG3(arg));
1756: NEWVECT(quo); quo->len = ((VECT)ARG2(arg))->len;
1757: quo->body = (pointer *)dp_true_nf_and_quotient_marked(b,g,ps,hps,&nm,&dn);
1758: }
1759: n = mknode(3,nm,dn,quo);
1760: MKLIST(*rp,n);
1761: }
1762:
1763: void Pdp_true_nf_and_quotient(NODE arg,LIST *rp)
1764: {
1765: NODE narg = mknode(4,ARG0(arg),ARG1(arg),ARG2(arg),ARG2(arg));
1766: Pdp_true_nf_and_quotient_marked(narg,rp);
1767: }
1768:
1769:
1770: DP *dp_true_nf_and_quotient_marked_mod (NODE b,DP g,DP *ps,DP *hps,int mod,DP *rp,P *dnp);
1771:
1772: void Pdp_true_nf_and_quotient_marked_mod(NODE arg,LIST *rp)
1773: {
1774: NODE b,n;
1775: DP *ps,*hps;
1776: DP g;
1777: DP nm;
1778: VECT quo;
1779: P dn;
1780: int full,mod;
1781:
1782: do_weyl = 0; dp_fcoeffs = 0;
1783: asir_assert(ARG0(arg),O_LIST,"dp_true_nf_and_quotient_marked_mod");
1784: asir_assert(ARG1(arg),O_DP,"dp_true_nf_and_quotient_marked_mod");
1785: asir_assert(ARG2(arg),O_VECT,"dp_true_nf_and_quotient_marked_mod");
1786: asir_assert(ARG3(arg),O_VECT,"dp_true_nf_and_quotient_marked_mod");
1787: asir_assert(ARG4(arg),O_N,"dp_true_nf_and_quotient_marked_mod");
1788: if ( !(g = (DP)ARG1(arg)) ) {
1789: nm = 0; dn = (P)ONE;
1790: } else {
1791: b = BDY((LIST)ARG0(arg));
1792: ps = (DP *)BDY((VECT)ARG2(arg));
1793: hps = (DP *)BDY((VECT)ARG3(arg));
1.2 noro 1794: mod = ZTOS((Q)ARG4(arg));
1.1 noro 1795: NEWVECT(quo); quo->len = ((VECT)ARG2(arg))->len;
1796: quo->body = (pointer *)dp_true_nf_and_quotient_marked_mod(b,g,ps,hps,mod,&nm,&dn);
1797: }
1798: n = mknode(3,nm,dn,quo);
1799: MKLIST(*rp,n);
1800: }
1801:
1802: void Pdp_true_nf_and_quotient_mod(NODE arg,LIST *rp)
1803: {
1804: NODE narg = mknode(5,ARG0(arg),ARG1(arg),ARG2(arg),ARG2(arg),ARG3(arg));
1805: Pdp_true_nf_and_quotient_marked_mod(narg,rp);
1806: }
1807:
1808: void Pdp_true_nf_marked(NODE arg,LIST *rp)
1809: {
1810: NODE b,n;
1811: DP *ps,*hps;
1812: DP g;
1813: DP nm;
1814: Q cont;
1815: P dn;
1816: int full;
1817:
1818: do_weyl = 0; dp_fcoeffs = 0;
1819: asir_assert(ARG0(arg),O_LIST,"dp_true_nf_marked");
1820: asir_assert(ARG1(arg),O_DP,"dp_true_nf_marked");
1821: asir_assert(ARG2(arg),O_VECT,"dp_true_nf_marked");
1822: asir_assert(ARG3(arg),O_VECT,"dp_true_nf_marked");
1823: if ( !(g = (DP)ARG1(arg)) ) {
1824: nm = 0; dn = (P)ONE;
1825: } else {
1826: b = BDY((LIST)ARG0(arg));
1827: ps = (DP *)BDY((VECT)ARG2(arg));
1828: hps = (DP *)BDY((VECT)ARG3(arg));
1829: dp_true_nf_marked(b,g,ps,hps,&nm,(P *)&cont,(P *)&dn);
1830: }
1831: n = mknode(3,nm,cont,dn);
1832: MKLIST(*rp,n);
1833: }
1834:
1835: void Pdp_true_nf_marked_mod(NODE arg,LIST *rp)
1836: {
1837: NODE b,n;
1838: DP *ps,*hps;
1839: DP g;
1840: DP nm;
1841: P dn;
1842: int mod;
1843:
1844: do_weyl = 0; dp_fcoeffs = 0;
1845: asir_assert(ARG0(arg),O_LIST,"dp_true_nf_marked_mod");
1846: asir_assert(ARG1(arg),O_DP,"dp_true_nf_marked_mod");
1847: asir_assert(ARG2(arg),O_VECT,"dp_true_nf_marked_mod");
1848: asir_assert(ARG3(arg),O_VECT,"dp_true_nf_marked_mod");
1849: asir_assert(ARG4(arg),O_N,"dp_true_nf_marked_mod");
1850: if ( !(g = (DP)ARG1(arg)) ) {
1851: nm = 0; dn = (P)ONE;
1852: } else {
1853: b = BDY((LIST)ARG0(arg));
1854: ps = (DP *)BDY((VECT)ARG2(arg));
1855: hps = (DP *)BDY((VECT)ARG3(arg));
1.2 noro 1856: mod = ZTOS((Q)ARG4(arg));
1.1 noro 1857: dp_true_nf_marked_mod(b,g,ps,hps,mod,&nm,&dn);
1858: }
1859: n = mknode(2,nm,dn);
1860: MKLIST(*rp,n);
1861: }
1862:
1863: void Pdp_weyl_nf_mod(NODE arg,DP *rp)
1864: {
1865: NODE b;
1866: DP g;
1867: DP *ps;
1868: int mod,full,ac;
1869: NODE n,n0;
1870:
1871: ac = argc(arg);
1872: asir_assert(ARG0(arg),O_LIST,"dp_weyl_nf_mod");
1873: asir_assert(ARG1(arg),O_DP,"dp_weyl_nf_mod");
1874: asir_assert(ARG2(arg),O_VECT,"dp_weyl_nf_mod");
1875: asir_assert(ARG3(arg),O_N,"dp_weyl_nf_mod");
1876: asir_assert(ARG4(arg),O_N,"dp_weyl_nf_mod");
1877: if ( !(g = (DP)ARG1(arg)) ) {
1878: *rp = 0; return;
1879: }
1880: b = BDY((LIST)ARG0(arg)); ps = (DP *)BDY((VECT)ARG2(arg));
1.2 noro 1881: full = ZTOS((Q)ARG3(arg)); mod = ZTOS((Q)ARG4(arg));
1.1 noro 1882: for ( n0 = n = 0; b; b = NEXT(b) ) {
1883: NEXTNODE(n0,n);
1.2 noro 1884: BDY(n) = (pointer)ZTOS((Q)BDY(b));
1.1 noro 1885: }
1886: if ( n0 )
1887: NEXT(n) = 0;
1888: do_weyl = 1;
1889: dp_nf_mod(n0,g,ps,mod,full,rp);
1890: do_weyl = 0;
1891: }
1892:
1893: void Pdp_true_nf_mod(NODE arg,LIST *rp)
1894: {
1895: NODE b;
1896: DP g,nm;
1897: P dn;
1898: DP *ps;
1899: int mod,full;
1900: NODE n;
1901:
1902: do_weyl = 0;
1903: asir_assert(ARG0(arg),O_LIST,"dp_nf_mod");
1904: asir_assert(ARG1(arg),O_DP,"dp_nf_mod");
1905: asir_assert(ARG2(arg),O_VECT,"dp_nf_mod");
1906: asir_assert(ARG3(arg),O_N,"dp_nf_mod");
1907: asir_assert(ARG4(arg),O_N,"dp_nf_mod");
1908: if ( !(g = (DP)ARG1(arg)) ) {
1909: nm = 0; dn = (P)ONEM;
1910: } else {
1911: b = BDY((LIST)ARG0(arg)); ps = (DP *)BDY((VECT)ARG2(arg));
1.2 noro 1912: full = ZTOS((Q)ARG3(arg)); mod = ZTOS((Q)ARG4(arg));
1.1 noro 1913: dp_true_nf_mod(b,g,ps,mod,full,&nm,&dn);
1914: }
1915: NEWNODE(n); BDY(n) = (pointer)nm;
1916: NEWNODE(NEXT(n)); BDY(NEXT(n)) = (pointer)dn;
1917: NEXT(NEXT(n)) = 0; MKLIST(*rp,n);
1918: }
1919:
1920: void Pdp_weyl_true_nf_and_quotient_marked(NODE arg,LIST *rp)
1921: {
1922: NODE b,n;
1923: DP *ps,*hps;
1924: DP g;
1925: DP nm;
1926: VECT quo;
1927: P dn;
1928: int full;
1929:
1930: do_weyl = 1; dp_fcoeffs = 0;
1931: asir_assert(ARG0(arg),O_LIST,"dp_weyl_true_nf_and_quotient_marked");
1932: asir_assert(ARG1(arg),O_DP,"dp_weyl_true_nf_and_quotient_marked");
1933: asir_assert(ARG2(arg),O_VECT,"dp_weyl_true_nf_and_quotient_marked");
1934: asir_assert(ARG3(arg),O_VECT,"dp_weyl_true_nf_and_quotient_marked");
1935: if ( !(g = (DP)ARG1(arg)) ) {
1936: nm = 0; dn = (P)ONE;
1937: } else {
1938: b = BDY((LIST)ARG0(arg));
1939: ps = (DP *)BDY((VECT)ARG2(arg));
1940: hps = (DP *)BDY((VECT)ARG3(arg));
1941: NEWVECT(quo); quo->len = ((VECT)ARG2(arg))->len;
1942: quo->body = (pointer *)dp_true_nf_and_quotient_marked(b,g,ps,hps,&nm,&dn);
1943: }
1944: n = mknode(3,nm,dn,quo);
1945: MKLIST(*rp,n);
1946: }
1947:
1948: void Pdp_weyl_true_nf_and_quotient(NODE arg,LIST *rp)
1949: {
1950: NODE narg = mknode(4,ARG0(arg),ARG1(arg),ARG2(arg),ARG2(arg));
1951: Pdp_weyl_true_nf_and_quotient_marked(narg,rp);
1952: }
1953:
1954:
1955: void Pdp_weyl_true_nf_and_quotient_marked_mod(NODE arg,LIST *rp)
1956: {
1957: NODE b,n;
1958: DP *ps,*hps;
1959: DP g;
1960: DP nm;
1961: VECT quo;
1962: P dn;
1963: int full,mod;
1964:
1965: do_weyl = 1; dp_fcoeffs = 0;
1966: asir_assert(ARG0(arg),O_LIST,"dp_weyl_true_nf_and_quotient_marked_mod");
1967: asir_assert(ARG1(arg),O_DP,"dp_weyl_true_nf_and_quotient_marked_mod");
1968: asir_assert(ARG2(arg),O_VECT,"dp_weyl_true_nf_and_quotient_marked_mod");
1969: asir_assert(ARG3(arg),O_VECT,"dp_weyl_true_nf_and_quotient_marked_mod");
1970: asir_assert(ARG4(arg),O_N,"dp_weyl_true_nf_and_quotient_marked_mod");
1971: if ( !(g = (DP)ARG1(arg)) ) {
1972: nm = 0; dn = (P)ONE;
1973: } else {
1974: b = BDY((LIST)ARG0(arg));
1975: ps = (DP *)BDY((VECT)ARG2(arg));
1976: hps = (DP *)BDY((VECT)ARG3(arg));
1.2 noro 1977: mod = ZTOS((Q)ARG4(arg));
1.1 noro 1978: NEWVECT(quo); quo->len = ((VECT)ARG2(arg))->len;
1979: quo->body = (pointer *)dp_true_nf_and_quotient_marked_mod(b,g,ps,hps,mod,&nm,&dn);
1980: }
1981: n = mknode(3,nm,dn,quo);
1982: MKLIST(*rp,n);
1983: }
1984:
1985: void Pdp_weyl_true_nf_and_quotient_mod(NODE arg,LIST *rp)
1986: {
1987: NODE narg = mknode(5,ARG0(arg),ARG1(arg),ARG2(arg),ARG2(arg),ARG3(arg));
1988: Pdp_weyl_true_nf_and_quotient_marked_mod(narg,rp);
1989: }
1990:
1991:
1992: void Pdp_tdiv(NODE arg,DP *rp)
1993: {
1994: MP m,mr,mr0;
1995: DP p;
1996: Z d,q,r;
1997: int sgn;
1998:
1999: asir_assert(ARG0(arg),O_DP,"dp_tdiv");
2000: asir_assert(ARG1(arg),O_N,"dp_tdiv");
2001: p = (DP)ARG0(arg); d = (Z)ARG1(arg);
2002: if ( !p )
2003: *rp = 0;
2004: else {
2005: for ( mr0 = 0, m = BDY(p); m; m = NEXT(m) ) {
2006: divqrz((Z)m->c,d,&q,&r);
2007: if ( r ) {
2008: *rp = 0; return;
2009: } else {
2010: NEXTMP(mr0,mr);
2011: mr->c = (Obj)q; mr->dl = m->dl;
2012: }
2013: }
2014: NEXT(mr) = 0; MKDP(p->nv,mr0,*rp); (*rp)->sugar = p->sugar;
2015: }
2016: }
2017:
2018: void Pdp_red_coef(NODE arg,DP *rp)
2019: {
2020: MP m,mr,mr0;
2021: P q,r;
2022: DP p;
2023: P mod;
2024:
2025: p = (DP)ARG0(arg); mod = (P)ARG1(arg);
2026: asir_assert(p,O_DP,"dp_red_coef");
2027: asir_assert(mod,O_P,"dp_red_coef");
2028: if ( !p )
2029: *rp = 0;
2030: else {
2031: for ( mr0 = 0, m = BDY(p); m; m = NEXT(m) ) {
2032: divsrp(CO,(P)m->c,mod,&q,&r);
2033: if ( r ) {
2034: NEXTMP(mr0,mr); mr->c = (Obj)r; mr->dl = m->dl;
2035: }
2036: }
2037: if ( mr0 ) {
2038: NEXT(mr) = 0; MKDP(p->nv,mr0,*rp); (*rp)->sugar = p->sugar;
2039: } else
2040: *rp = 0;
2041: }
2042: }
2043:
2044: void Pdp_redble(NODE arg,Z *rp)
2045: {
2046: asir_assert(ARG0(arg),O_DP,"dp_redble");
2047: asir_assert(ARG1(arg),O_DP,"dp_redble");
2048: if ( dp_redble((DP)ARG0(arg),(DP)ARG1(arg)) )
2049: *rp = ONE;
2050: else
2051: *rp = 0;
2052: }
2053:
1.9 noro 2054: void Pdpm_redble(NODE arg,Z *rp)
2055: {
2056: asir_assert(ARG0(arg),O_DPM,"dpm_redble");
2057: asir_assert(ARG1(arg),O_DPM,"dpm_redble");
2058: if ( dpm_redble((DPM)ARG0(arg),(DPM)ARG1(arg)) )
2059: *rp = ONE;
2060: else
2061: *rp = 0;
2062: }
2063:
1.11 noro 2064: void dpm_schreyer_base(LIST g,LIST *s);
1.19 noro 2065: void dpm_schreyer_base_zlist(LIST g,LIST *s);
1.11 noro 2066:
2067: void Pdpm_schreyer_base(NODE arg,LIST *rp)
2068: {
2069: asir_assert(ARG0(arg),O_LIST,"dpm_schreyer_base");
1.19 noro 2070: dpm_schreyer_base_zlist((LIST)ARG0(arg),rp);
1.11 noro 2071: }
2072:
1.19 noro 2073: void dpm_list_to_array(LIST g,VECT *psv,VECT *psiv);
2074:
2075: void Pdpm_list_to_array(NODE arg,LIST *rp)
2076: {
2077: VECT psv,psiv;
2078: NODE nd;
2079:
2080: asir_assert(ARG0(arg),O_LIST,"dpm_list_to_array");
2081: dpm_list_to_array((LIST)ARG0(arg),&psv,&psiv);
2082: nd = mknode(2,psv,psiv);
2083: MKLIST(*rp,nd);
2084: }
2085:
1.21 noro 2086: /* [quo,nf] = dpm_sp_nf(psv,psiv,i,j,top) */
2087: DPM dpm_sp_nf_zlist(VECT psv,VECT psiv,int i,int j,int top,DPM *nf);
1.19 noro 2088:
2089: void Pdpm_sp_nf(NODE arg,LIST *rp)
2090: {
2091: VECT psv,psiv;
2092: DPM quo,nf;
1.21 noro 2093: Obj val;
2094: int i,j,top;
1.19 noro 2095: NODE nd;
2096:
2097: asir_assert(ARG0(arg),O_VECT,"dpm_sp_nf"); psv = (VECT)ARG0(arg);
2098: asir_assert(ARG1(arg),O_VECT,"dpm_sp_nf"); psiv = (VECT)ARG1(arg);
2099: asir_assert(ARG2(arg),O_N,"dpm_sp_nf"); i = ZTOS((Q)ARG2(arg));
2100: asir_assert(ARG3(arg),O_N,"dpm_sp_nf"); j = ZTOS((Q)ARG3(arg));
1.21 noro 2101: if ( get_opt("top",&val) && val )
2102: top = 1;
2103: else
2104: top = 0;
2105: quo = dpm_sp_nf_zlist(psv,psiv,i,j,top,&nf);
1.19 noro 2106: nd = mknode(2,quo,nf);
2107: MKLIST(*rp,nd);
2108: }
2109:
2110: void dpm_insert_to_zlist(VECT psiv,int pos,int i);
2111:
2112: /* insert_to_zlist(indarray,dpm_hp(f),i) */
2113: void Pdpm_insert_to_zlist(NODE arg,VECT *rp)
2114: {
2115: VECT psiv;
2116: int i,pos;
2117:
2118: asir_assert(ARG0(arg),O_VECT,"dpm_insert_to_zlist"); psiv = (VECT)ARG0(arg);
2119: asir_assert(ARG1(arg),O_N,"dpm_insert_to_zlist"); pos = ZTOS((Q)ARG1(arg));
2120: asir_assert(ARG2(arg),O_N,"dpm_insert_to_zlist"); i = ZTOS((Q)ARG2(arg));
2121: dpm_insert_to_zlist(psiv,pos,i);
2122: *rp = psiv;
2123: }
2124:
2125:
1.16 noro 2126: void dpm_simplify_syz(LIST m,LIST s,LIST *m1,LIST *s1,LIST *w1);
1.12 noro 2127:
2128: void Pdpm_simplify_syz(NODE arg,LIST *rp)
2129: {
1.16 noro 2130: LIST s1,m1,w1;
1.12 noro 2131: NODE t;
2132:
2133: asir_assert(ARG0(arg),O_LIST,"dpm_simplify_syz");
2134: asir_assert(ARG1(arg),O_LIST,"dpm_simplify_syz");
1.16 noro 2135: dpm_simplify_syz((LIST)ARG0(arg),(LIST)ARG1(arg),&s1,&m1,&w1);
2136: t = mknode(3,s1,m1,w1);
1.12 noro 2137: MKLIST(*rp,t);
2138: }
2139:
2140:
1.1 noro 2141: void Pdp_red_mod(NODE arg,LIST *rp)
2142: {
2143: DP h,r;
2144: P dmy;
2145: NODE n;
2146:
2147: do_weyl = 0;
2148: asir_assert(ARG0(arg),O_DP,"dp_red_mod");
2149: asir_assert(ARG1(arg),O_DP,"dp_red_mod");
2150: asir_assert(ARG2(arg),O_DP,"dp_red_mod");
2151: asir_assert(ARG3(arg),O_N,"dp_red_mod");
1.2 noro 2152: dp_red_mod((DP)ARG0(arg),(DP)ARG1(arg),(DP)ARG2(arg),ZTOS((Q)ARG3(arg)),
1.1 noro 2153: &h,&r,&dmy);
2154: NEWNODE(n); BDY(n) = (pointer)h;
2155: NEWNODE(NEXT(n)); BDY(NEXT(n)) = (pointer)r;
2156: NEXT(NEXT(n)) = 0; MKLIST(*rp,n);
2157: }
2158:
2159: void Pdp_subd(NODE arg,DP *rp)
2160: {
2161: DP p1,p2;
2162:
2163: p1 = (DP)ARG0(arg); p2 = (DP)ARG1(arg);
2164: asir_assert(p1,O_DP,"dp_subd");
2165: asir_assert(p2,O_DP,"dp_subd");
2166: dp_subd(p1,p2,rp);
2167: }
2168:
2169: void Pdp_symb_add(NODE arg,DP *rp)
2170: {
2171: DP p1,p2,r;
2172: NODE s0;
2173: MP mp0,mp;
2174: int nv;
2175:
2176: p1 = (DP)ARG0(arg); p2 = (DP)ARG1(arg);
2177: asir_assert(p1,O_DP,"dp_symb_add");
2178: asir_assert(p2,O_DP,"dp_symb_add");
2179: if ( !p1 ) { *rp = p2; return; }
2180: else if ( !p2 ) { *rp = p1; return; }
2181: if ( p1->nv != p2->nv )
2182: error("dp_sumb_add : invalid input");
2183: nv = p1->nv;
2184: s0 = symb_merge(dp_dllist(p1),dp_dllist(p2),nv);
2185: for ( mp0 = 0; s0; s0 = NEXT(s0) ) {
2186: NEXTMP(mp0,mp); mp->dl = (DL)BDY(s0); mp->c = (Obj)ONE;
2187: }
2188: NEXT(mp) = 0;
2189: MKDP(nv,mp0,r); r->sugar = MAX(p1->sugar,p2->sugar);
2190: *rp = r;
2191: }
2192:
2193: void Pdp_mul_trunc(NODE arg,DP *rp)
2194: {
2195: DP p1,p2,p;
2196:
2197: p1 = (DP)ARG0(arg); p2 = (DP)ARG1(arg); p = (DP)ARG2(arg);
2198: asir_assert(p1,O_DP,"dp_mul_trunc");
2199: asir_assert(p2,O_DP,"dp_mul_trunc");
2200: asir_assert(p,O_DP,"dp_mul_trunc");
2201: comm_muld_trunc(CO,p1,p2,BDY(p)->dl,rp);
2202: }
2203:
2204: void Pdp_quo(NODE arg,DP *rp)
2205: {
2206: DP p1,p2;
2207:
2208: p1 = (DP)ARG0(arg); p2 = (DP)ARG1(arg);
2209: asir_assert(p1,O_DP,"dp_quo");
2210: asir_assert(p2,O_DP,"dp_quo");
2211: comm_quod(CO,p1,p2,rp);
2212: }
2213:
2214: void Pdp_weyl_mul(NODE arg,DP *rp)
2215: {
2216: DP p1,p2;
2217:
2218: p1 = (DP)ARG0(arg); p2 = (DP)ARG1(arg);
2219: asir_assert(p1,O_DP,"dp_weyl_mul"); asir_assert(p2,O_DP,"dp_weyl_mul");
2220: do_weyl = 1;
2221: muld(CO,p1,p2,rp);
2222: do_weyl = 0;
2223: }
2224:
2225: void Pdp_weyl_act(NODE arg,DP *rp)
2226: {
2227: DP p1,p2;
2228:
2229: p1 = (DP)ARG0(arg); p2 = (DP)ARG1(arg);
2230: asir_assert(p1,O_DP,"dp_weyl_act"); asir_assert(p2,O_DP,"dp_weyl_act");
2231: weyl_actd(CO,p1,p2,rp);
2232: }
2233:
2234:
2235: void Pdp_weyl_mul_mod(NODE arg,DP *rp)
2236: {
2237: DP p1,p2;
2238: Q m;
2239:
2240: p1 = (DP)ARG0(arg); p2 = (DP)ARG1(arg); m = (Q)ARG2(arg);
2241: asir_assert(p1,O_DP,"dp_weyl_mul_mod");
2242: asir_assert(p2,O_DP,"dp_mul_mod");
2243: asir_assert(m,O_N,"dp_mul_mod");
2244: do_weyl = 1;
1.2 noro 2245: mulmd(CO,ZTOS(m),p1,p2,rp);
1.1 noro 2246: do_weyl = 0;
2247: }
2248:
2249: void Pdp_red(NODE arg,LIST *rp)
2250: {
2251: NODE n;
2252: DP head,rest,dmy1;
2253: P dmy;
2254:
2255: do_weyl = 0;
2256: asir_assert(ARG0(arg),O_DP,"dp_red");
2257: asir_assert(ARG1(arg),O_DP,"dp_red");
2258: asir_assert(ARG2(arg),O_DP,"dp_red");
2259: dp_red((DP)ARG0(arg),(DP)ARG1(arg),(DP)ARG2(arg),&head,&rest,&dmy,&dmy1);
2260: NEWNODE(n); BDY(n) = (pointer)head;
2261: NEWNODE(NEXT(n)); BDY(NEXT(n)) = (pointer)rest;
2262: NEXT(NEXT(n)) = 0; MKLIST(*rp,n);
2263: }
2264:
2265: void Pdp_weyl_red(NODE arg,LIST *rp)
2266: {
2267: NODE n;
2268: DP head,rest,dmy1;
2269: P dmy;
2270:
2271: asir_assert(ARG0(arg),O_DP,"dp_weyl_red");
2272: asir_assert(ARG1(arg),O_DP,"dp_weyl_red");
2273: asir_assert(ARG2(arg),O_DP,"dp_weyl_red");
2274: do_weyl = 1;
2275: dp_red((DP)ARG0(arg),(DP)ARG1(arg),(DP)ARG2(arg),&head,&rest,&dmy,&dmy1);
2276: do_weyl = 0;
2277: NEWNODE(n); BDY(n) = (pointer)head;
2278: NEWNODE(NEXT(n)); BDY(NEXT(n)) = (pointer)rest;
2279: NEXT(NEXT(n)) = 0; MKLIST(*rp,n);
2280: }
2281:
2282: void Pdp_sp(NODE arg,DP *rp)
2283: {
2284: DP p1,p2;
2285:
2286: do_weyl = 0;
2287: p1 = (DP)ARG0(arg); p2 = (DP)ARG1(arg);
2288: asir_assert(p1,O_DP,"dp_sp"); asir_assert(p2,O_DP,"dp_sp");
2289: dp_sp(p1,p2,rp);
2290: }
2291:
2292: void Pdp_weyl_sp(NODE arg,DP *rp)
2293: {
2294: DP p1,p2;
2295:
2296: p1 = (DP)ARG0(arg); p2 = (DP)ARG1(arg);
2297: asir_assert(p1,O_DP,"dp_weyl_sp"); asir_assert(p2,O_DP,"dp_weyl_sp");
2298: do_weyl = 1;
2299: dp_sp(p1,p2,rp);
2300: do_weyl = 0;
2301: }
2302:
1.9 noro 2303: void Pdpm_sp(NODE arg,Obj *rp)
1.1 noro 2304: {
1.9 noro 2305: DPM p1,p2,sp;
2306: DP mul1,mul2;
2307: Obj val;
2308: NODE nd;
2309: LIST l;
1.1 noro 2310:
2311: do_weyl = 0;
2312: p1 = (DPM)ARG0(arg); p2 = (DPM)ARG1(arg);
2313: asir_assert(p1,O_DPM,"dpm_sp"); asir_assert(p2,O_DPM,"dpm_sp");
1.9 noro 2314: dpm_sp(p1,p2,&sp,&mul1,&mul2);
2315: if ( get_opt("coef",&val) && val ) {
2316: nd = mknode(3,sp,mul1,mul2);
2317: MKLIST(l,nd);
2318: *rp = (Obj)l;
2319: } else {
2320: *rp = (Obj)sp;
2321: }
1.1 noro 2322: }
2323:
1.9 noro 2324: void Pdpm_weyl_sp(NODE arg,Obj *rp)
1.1 noro 2325: {
1.9 noro 2326: DPM p1,p2,sp;
2327: DP mul1,mul2;
2328: Obj val;
2329: NODE nd;
2330: LIST l;
1.1 noro 2331:
2332: p1 = (DPM)ARG0(arg); p2 = (DPM)ARG1(arg);
2333: asir_assert(p1,O_DPM,"dpm_weyl_sp"); asir_assert(p2,O_DPM,"dpm_weyl_sp");
2334: do_weyl = 1;
1.9 noro 2335: dpm_sp(p1,p2,&sp,&mul1,&mul2);
1.1 noro 2336: do_weyl = 0;
1.9 noro 2337: if ( get_opt("coef",&val) && val ) {
2338: nd = mknode(3,sp,mul1,mul2);
2339: MKLIST(l,nd);
2340: *rp = (Obj)l;
2341: } else {
2342: *rp = (Obj)sp;
2343: }
1.1 noro 2344: }
2345:
2346: void Pdp_sp_mod(NODE arg,DP *rp)
2347: {
2348: DP p1,p2;
2349: int mod;
2350:
2351: do_weyl = 0;
2352: p1 = (DP)ARG0(arg); p2 = (DP)ARG1(arg);
2353: asir_assert(p1,O_DP,"dp_sp_mod"); asir_assert(p2,O_DP,"dp_sp_mod");
2354: asir_assert(ARG2(arg),O_N,"dp_sp_mod");
1.2 noro 2355: mod = ZTOS((Q)ARG2(arg));
1.1 noro 2356: dp_sp_mod(p1,p2,mod,rp);
2357: }
2358:
2359: void Pdp_lcm(NODE arg,DP *rp)
2360: {
2361: int i,n,td;
2362: DL d1,d2,d;
2363: MP m;
2364: DP p1,p2;
2365:
2366: p1 = (DP)ARG0(arg); p2 = (DP)ARG1(arg);
2367: asir_assert(p1,O_DP,"dp_lcm"); asir_assert(p2,O_DP,"dp_lcm");
2368: n = p1->nv; d1 = BDY(p1)->dl; d2 = BDY(p2)->dl;
2369: NEWDL(d,n);
2370: for ( i = 0, td = 0; i < n; i++ ) {
2371: d->d[i] = MAX(d1->d[i],d2->d[i]); td += MUL_WEIGHT(d->d[i],i);
2372: }
2373: d->td = td;
2374: NEWMP(m); m->dl = d; m->c = (Obj)ONE; NEXT(m) = 0;
2375: MKDP(n,m,*rp); (*rp)->sugar = td; /* XXX */
2376: }
2377:
2378: void Pdp_hm(NODE arg,DP *rp)
2379: {
2380: DP p;
2381:
2382: p = (DP)ARG0(arg); asir_assert(p,O_DP,"dp_hm");
2383: dp_hm(p,rp);
2384: }
2385:
2386: void Pdp_ht(NODE arg,DP *rp)
2387: {
2388: DP p;
2389: MP m,mr;
2390:
2391: p = (DP)ARG0(arg); asir_assert(p,O_DP,"dp_ht");
2392: dp_ht(p,rp);
2393: }
2394:
2395: void Pdp_hc(NODE arg,Obj *rp)
2396: {
2397: asir_assert(ARG0(arg),O_DP,"dp_hc");
2398: if ( !ARG0(arg) )
2399: *rp = 0;
2400: else
2401: *rp = BDY((DP)ARG0(arg))->c;
2402: }
2403:
2404: void Pdp_rest(NODE arg,DP *rp)
2405: {
2406: asir_assert(ARG0(arg),O_DP,"dp_rest");
2407: if ( !ARG0(arg) )
2408: *rp = 0;
2409: else
2410: dp_rest((DP)ARG0(arg),rp);
2411: }
2412:
2413: void Pdp_td(NODE arg,Z *rp)
2414: {
2415: DP p;
2416:
2417: p = (DP)ARG0(arg); asir_assert(p,O_DP,"dp_td");
2418: if ( !p )
2419: *rp = 0;
2420: else
1.2 noro 2421: STOZ(BDY(p)->dl->td,*rp);
1.1 noro 2422: }
2423:
1.15 noro 2424: void Pdpm_td(NODE arg,Z *rp)
2425: {
2426: DPM p;
2427:
2428: p = (DPM)ARG0(arg); asir_assert(p,O_DPM,"dpm_td");
2429: if ( !p )
2430: *rp = 0;
2431: else
2432: STOZ(BDY(p)->dl->td,*rp);
2433: }
2434:
1.1 noro 2435: void Pdp_sugar(NODE arg,Z *rp)
2436: {
2437: DP p;
2438:
2439: p = (DP)ARG0(arg); asir_assert(p,O_DP,"dp_sugar");
2440: if ( !p )
2441: *rp = 0;
2442: else
1.2 noro 2443: STOZ(p->sugar,*rp);
1.1 noro 2444: }
2445:
2446: void Pdp_initial_term(NODE arg,Obj *rp)
2447: {
2448: struct order_spec *ord;
2449: Num homo;
2450: int modular,is_list;
2451: LIST v,f,l,initiallist;
2452: NODE n;
2453:
2454: f = (LIST)ARG0(arg);
2455: if ( f && OID(f) == O_LIST )
2456: is_list = 1;
2457: else {
2458: n = mknode(1,f); MKLIST(l,n); f = l;
2459: is_list = 0;
2460: }
2461: if ( current_option ) {
2462: parse_gr_option(f,current_option,&v,&homo,&modular,&ord);
2463: initd(ord);
2464: } else
2465: ord = dp_current_spec;
2466: initiallist = dp_initial_term(f,ord);
2467: if ( !is_list )
2468: *rp = (Obj)BDY(BDY(initiallist));
2469: else
2470: *rp = (Obj)initiallist;
2471: }
2472:
2473: void Pdp_order(NODE arg,Obj *rp)
2474: {
2475: struct order_spec *ord;
2476: Num homo;
2477: int modular,is_list;
2478: LIST v,f,l,ordlist;
2479: NODE n;
2480:
2481: f = (LIST)ARG0(arg);
2482: if ( f && OID(f) == O_LIST )
2483: is_list = 1;
2484: else {
2485: n = mknode(1,f); MKLIST(l,n); f = l;
2486: is_list = 0;
2487: }
2488: if ( current_option ) {
2489: parse_gr_option(f,current_option,&v,&homo,&modular,&ord);
2490: initd(ord);
2491: } else
2492: ord = dp_current_spec;
2493: ordlist = dp_order(f,ord);
2494: if ( !is_list )
2495: *rp = (Obj)BDY(BDY(ordlist));
2496: else
2497: *rp = (Obj)ordlist;
2498: }
2499:
2500: void Pdp_set_sugar(NODE arg,Q *rp)
2501: {
2502: DP p;
2503: Q q;
2504: int i;
2505:
2506: p = (DP)ARG0(arg);
2507: q = (Q)ARG1(arg);
2508: if ( p && q) {
2509: asir_assert(p,O_DP,"dp_set_sugar");
2510: asir_assert(q,O_N, "dp_set_sugar");
1.2 noro 2511: i = ZTOS(q);
1.1 noro 2512: if (p->sugar < i) {
2513: p->sugar = i;
2514: }
2515: }
2516: *rp = 0;
2517: }
2518:
2519: void Pdp_cri1(NODE arg,Z *rp)
2520: {
2521: DP p1,p2;
2522: int *d1,*d2;
2523: int i,n;
2524:
2525: p1 = (DP)ARG0(arg); p2 = (DP)ARG1(arg);
2526: asir_assert(p1,O_DP,"dp_cri1"); asir_assert(p2,O_DP,"dp_cri1");
2527: n = p1->nv; d1 = BDY(p1)->dl->d; d2 = BDY(p2)->dl->d;
2528: for ( i = 0; i < n; i++ )
2529: if ( d1[i] > d2[i] )
2530: break;
2531: *rp = i == n ? ONE : 0;
2532: }
2533:
2534: void Pdp_cri2(NODE arg,Z *rp)
2535: {
2536: DP p1,p2;
2537: int *d1,*d2;
2538: int i,n;
2539:
2540: p1 = (DP)ARG0(arg); p2 = (DP)ARG1(arg);
2541: asir_assert(p1,O_DP,"dp_cri2"); asir_assert(p2,O_DP,"dp_cri2");
2542: n = p1->nv; d1 = BDY(p1)->dl->d; d2 = BDY(p2)->dl->d;
2543: for ( i = 0; i < n; i++ )
2544: if ( MIN(d1[i],d2[i]) >= 1 )
2545: break;
2546: *rp = i == n ? ONE : 0;
2547: }
2548:
2549: void Pdp_minp(NODE arg,LIST *rp)
2550: {
2551: NODE tn,tn1,d,dd,dd0,p,tp;
2552: LIST l,minp;
2553: DP lcm,tlcm;
2554: int s,ts;
2555:
2556: asir_assert(ARG0(arg),O_LIST,"dp_minp");
2557: d = BDY((LIST)ARG0(arg)); minp = (LIST)BDY(d);
2558: p = BDY(minp); p = NEXT(NEXT(p)); lcm = (DP)BDY(p); p = NEXT(p);
2559: if ( !ARG1(arg) ) {
1.2 noro 2560: s = ZTOS((Q)BDY(p)); p = NEXT(p);
1.1 noro 2561: for ( dd0 = 0, d = NEXT(d); d; d = NEXT(d) ) {
2562: tp = BDY((LIST)BDY(d)); tp = NEXT(NEXT(tp));
2563: tlcm = (DP)BDY(tp); tp = NEXT(tp);
1.2 noro 2564: ts = ZTOS((Q)BDY(tp)); tp = NEXT(tp);
1.1 noro 2565: NEXTNODE(dd0,dd);
2566: if ( ts < s ) {
2567: BDY(dd) = (pointer)minp;
2568: minp = (LIST)BDY(d); lcm = tlcm; s = ts;
2569: } else if ( ts == s ) {
2570: if ( compd(CO,lcm,tlcm) > 0 ) {
2571: BDY(dd) = (pointer)minp;
2572: minp = (LIST)BDY(d); lcm = tlcm; s = ts;
2573: } else
2574: BDY(dd) = BDY(d);
2575: } else
2576: BDY(dd) = BDY(d);
2577: }
2578: } else {
2579: for ( dd0 = 0, d = NEXT(d); d; d = NEXT(d) ) {
2580: tp = BDY((LIST)BDY(d)); tp = NEXT(NEXT(tp));
2581: tlcm = (DP)BDY(tp);
2582: NEXTNODE(dd0,dd);
2583: if ( compd(CO,lcm,tlcm) > 0 ) {
2584: BDY(dd) = (pointer)minp; minp = (LIST)BDY(d); lcm = tlcm;
2585: } else
2586: BDY(dd) = BDY(d);
2587: }
2588: }
2589: if ( dd0 )
2590: NEXT(dd) = 0;
2591: MKLIST(l,dd0); MKNODE(tn,l,0); MKNODE(tn1,minp,tn); MKLIST(*rp,tn1);
2592: }
2593:
2594: void Pdp_criB(NODE arg,LIST *rp)
2595: {
2596: NODE d,ij,dd,ddd;
2597: int i,j,s,n;
2598: DP *ps;
2599: DL ts,ti,tj,lij,tdl;
2600:
2601: asir_assert(ARG0(arg),O_LIST,"dp_criB"); d = BDY((LIST)ARG0(arg));
1.2 noro 2602: asir_assert(ARG1(arg),O_N,"dp_criB"); s = ZTOS((Q)ARG1(arg));
1.1 noro 2603: asir_assert(ARG2(arg),O_VECT,"dp_criB"); ps = (DP *)BDY((VECT)ARG2(arg));
2604: if ( !d )
2605: *rp = (LIST)ARG0(arg);
2606: else {
2607: ts = BDY(ps[s])->dl;
2608: n = ps[s]->nv;
2609: NEWDL(tdl,n);
2610: for ( dd = 0; d; d = NEXT(d) ) {
2611: ij = BDY((LIST)BDY(d));
1.2 noro 2612: i = ZTOS((Q)BDY(ij)); ij = NEXT(ij);
2613: j = ZTOS((Q)BDY(ij)); ij = NEXT(ij);
1.1 noro 2614: lij = BDY((DP)BDY(ij))->dl;
2615: ti = BDY(ps[i])->dl; tj = BDY(ps[j])->dl;
2616: if ( lij->td != lcm_of_DL(n,lij,ts,tdl)->td
2617: || !dl_equal(n,lij,tdl)
2618: || (lij->td == lcm_of_DL(n,ti,ts,tdl)->td
2619: && dl_equal(n,tdl,lij))
2620: || (lij->td == lcm_of_DL(n,tj,ts,tdl)->td
2621: && dl_equal(n,tdl,lij)) ) {
2622: MKNODE(ddd,BDY(d),dd);
2623: dd = ddd;
2624: }
2625: }
2626: MKLIST(*rp,dd);
2627: }
2628: }
2629:
2630: void Pdp_nelim(NODE arg,Z *rp)
2631: {
2632: if ( arg ) {
2633: asir_assert(ARG0(arg),O_N,"dp_nelim");
1.2 noro 2634: dp_nelim = ZTOS((Q)ARG0(arg));
1.1 noro 2635: }
1.2 noro 2636: STOZ(dp_nelim,*rp);
1.1 noro 2637: }
2638:
2639: void Pdp_mag(NODE arg,Z *rp)
2640: {
2641: DP p;
2642: int s;
2643: MP m;
2644:
2645: p = (DP)ARG0(arg);
2646: asir_assert(p,O_DP,"dp_mag");
2647: if ( !p )
2648: *rp = 0;
2649: else {
2650: for ( s = 0, m = BDY(p); m; m = NEXT(m) )
2651: s += p_mag((P)m->c);
1.2 noro 2652: STOZ(s,*rp);
1.1 noro 2653: }
2654: }
2655:
2656: /* kara_mag is no longer used. */
2657:
2658: void Pdp_set_kara(NODE arg,Z *rp)
2659: {
2660: *rp = 0;
2661: }
2662:
2663: void Pdp_homo(NODE arg,DP *rp)
2664: {
2665: asir_assert(ARG0(arg),O_DP,"dp_homo");
2666: dp_homo((DP)ARG0(arg),rp);
2667: }
2668:
2669: void Pdp_dehomo(NODE arg,DP *rp)
2670: {
2671: asir_assert(ARG0(arg),O_DP,"dp_dehomo");
2672: dp_dehomo((DP)ARG0(arg),rp);
2673: }
2674:
1.16 noro 2675: void dpm_homo(DPM a,DPM *b);
2676: void dpm_dehomo(DPM a,DPM *b);
2677:
2678: void Pdpm_homo(NODE arg,DPM *rp)
2679: {
2680: asir_assert(ARG0(arg),O_DPM,"dpm_homo");
2681: dpm_homo((DPM)ARG0(arg),rp);
2682: }
2683:
2684: void Pdpm_dehomo(NODE arg,DPM *rp)
2685: {
2686: asir_assert(ARG0(arg),O_DPM,"dpm_dehomo");
2687: dpm_dehomo((DPM)ARG0(arg),rp);
2688: }
2689:
2690:
1.1 noro 2691: void Pdp_gr_flags(NODE arg,LIST *rp)
2692: {
2693: Obj name,value;
2694: NODE n;
2695:
2696: if ( arg ) {
2697: asir_assert(ARG0(arg),O_LIST,"dp_gr_flags");
2698: n = BDY((LIST)ARG0(arg));
2699: while ( n ) {
2700: name = (Obj)BDY(n); n = NEXT(n);
2701: if ( !n )
2702: break;
2703: else {
2704: value = (Obj)BDY(n); n = NEXT(n);
2705: }
2706: dp_set_flag(name,value);
2707: }
2708: }
2709: dp_make_flaglist(rp);
2710: }
2711:
2712: extern int DP_Print, DP_PrintShort;
2713:
2714: void Pdp_gr_print(NODE arg,Z *rp)
2715: {
2716: Z q;
2717: int s;
2718:
2719: if ( arg ) {
2720: asir_assert(ARG0(arg),O_N,"dp_gr_print");
2721: q = (Z)ARG0(arg);
1.2 noro 2722: s = ZTOS(q);
1.1 noro 2723: switch ( s ) {
2724: case 0:
2725: DP_Print = 0; DP_PrintShort = 0;
2726: break;
2727: case 1:
2728: DP_Print = 1;
2729: break;
2730: case 2:
2731: DP_Print = 0; DP_PrintShort = 1;
2732: break;
2733: default:
2734: DP_Print = s; DP_PrintShort = 0;
2735: break;
2736: }
2737: } else {
2738: if ( DP_Print ) {
1.2 noro 2739: STOZ(1,q);
1.1 noro 2740: } else if ( DP_PrintShort ) {
1.2 noro 2741: STOZ(2,q);
1.1 noro 2742: } else
2743: q = 0;
2744: }
2745: *rp = q;
2746: }
2747:
2748: void parse_gr_option(LIST f,NODE opt,LIST *v,Num *homo,
2749: int *modular,struct order_spec **ord)
2750: {
2751: NODE t,p;
2752: Z m,z;
2753: char *key;
2754: Obj value,dmy;
2755: int ord_is_set = 0;
2756: int modular_is_set = 0;
2757: int homo_is_set = 0;
2758: VL vl,vl0;
2759: LIST vars;
2760: char xiname[BUFSIZ];
2761: NODE x0,x;
2762: DP d;
2763: P xi;
2764: int nv,i;
2765:
2766: /* extract vars */
2767: vars = 0;
2768: for ( t = opt; t; t = NEXT(t) ) {
2769: p = BDY((LIST)BDY(t));
2770: key = BDY((STRING)BDY(p));
2771: value = (Obj)BDY(NEXT(p));
2772: if ( !strcmp(key,"v") ) {
2773: /* variable list */
2774: vars = (LIST)value;
2775: break;
2776: }
2777: }
2778: if ( vars ) {
2779: *v = vars; pltovl(vars,&vl);
2780: } else {
2781: for ( t = BDY(f); t; t = NEXT(t) )
2782: if ( BDY(t) && OID((Obj)BDY(t))==O_DP )
2783: break;
2784: if ( t ) {
2785: /* f is DP list */
2786: /* create dummy var list */
2787: d = (DP)BDY(t);
2788: nv = NV(d);
2789: for ( i = 0, vl0 = 0, x0 = 0; i < nv; i++ ) {
2790: NEXTVL(vl0,vl);
2791: NEXTNODE(x0,x);
2792: sprintf(xiname,"x%d",i);
2793: makevar(xiname,&xi);
2794: x->body = (pointer)xi;
2795: vl->v = VR((P)xi);
2796: }
2797: if ( vl0 ) {
2798: NEXT(vl) = 0;
2799: NEXT(x) = 0;
2800: }
2801: MKLIST(vars,x0);
2802: *v = vars;
2803: vl = vl0;
2804: } else {
2805: get_vars((Obj)f,&vl); vltopl(vl,v);
2806: }
2807: }
2808:
2809: for ( t = opt; t; t = NEXT(t) ) {
2810: p = BDY((LIST)BDY(t));
2811: key = BDY((STRING)BDY(p));
2812: value = (Obj)BDY(NEXT(p));
2813: if ( !strcmp(key,"v") ) {
2814: /* variable list; ignore */
2815: } else if ( !strcmp(key,"order") ) {
2816: /* order spec */
2817: if ( !vl )
2818: error("parse_gr_option : variables must be specified");
2819: create_order_spec(vl,value,ord);
2820: ord_is_set = 1;
2821: } else if ( !strcmp(key,"block") ) {
2822: create_order_spec(0,value,ord);
2823: ord_is_set = 1;
2824: } else if ( !strcmp(key,"matrix") ) {
2825: create_order_spec(0,value,ord);
2826: ord_is_set = 1;
2827: } else if ( !strcmp(key,"sugarweight") ) {
2828: /* weight */
2829: Pdp_set_weight(NEXT(p),&dmy);
2830: } else if ( !strcmp(key,"homo") ) {
2831: *homo = (Num)value;
2832: homo_is_set = 1;
2833: } else if ( !strcmp(key,"trace") ) {
2834: m = (Z)value;
1.2 noro 2835: STOZ(0x80000000,z);
1.1 noro 2836: if ( !m )
2837: *modular = 0;
2838: else if ( cmpz(m,z) >= 0 )
2839: error("parse_gr_option : too large modulus");
2840: else
1.2 noro 2841: *modular = ZTOS(m);
1.1 noro 2842: modular_is_set = 1;
2843: } else if ( !strcmp(key,"dp") ) {
2844: /* XXX : ignore */
2845: } else
2846: error("parse_gr_option : not implemented");
2847: }
2848: if ( !ord_is_set ) create_order_spec(0,0,ord);
2849: if ( !modular_is_set ) *modular = 0;
2850: if ( !homo_is_set ) *homo = 0;
2851: }
2852:
1.30 ! noro 2853: int peek_option(NODE opt,char *find,Obj *retp)
! 2854: {
! 2855: NODE t,p;
! 2856: char *key;
! 2857: Obj value;
! 2858:
! 2859: for ( t = opt; t; t = NEXT(t) ) {
! 2860: p = BDY((LIST)BDY(t));
! 2861: key = BDY((STRING)BDY(p));
! 2862: value = (Obj)BDY(NEXT(p));
! 2863: if ( !strcmp(key,find) ) {
! 2864: *retp = value;
! 2865: return 1;
! 2866: }
! 2867: }
! 2868: return 0;
! 2869: }
! 2870:
1.1 noro 2871: void Pdp_gr_main(NODE arg,LIST *rp)
2872: {
2873: LIST f,v;
2874: VL vl;
2875: Num homo;
2876: Z m,z;
2877: int modular,ac;
2878: struct order_spec *ord;
2879:
2880: do_weyl = 0;
2881: asir_assert(ARG0(arg),O_LIST,"dp_gr_main");
2882: f = (LIST)ARG0(arg);
2883: f = remove_zero_from_list(f);
2884: if ( !BDY(f) ) {
2885: *rp = f; return;
2886: }
2887: if ( (ac = argc(arg)) == 5 ) {
2888: asir_assert(ARG1(arg),O_LIST,"dp_gr_main");
2889: asir_assert(ARG2(arg),O_N,"dp_gr_main");
2890: asir_assert(ARG3(arg),O_N,"dp_gr_main");
2891: v = (LIST)ARG1(arg);
2892: homo = (Num)ARG2(arg);
2893: m = (Z)ARG3(arg);
1.2 noro 2894: STOZ(0x80000000,z);
1.1 noro 2895: if ( !m )
2896: modular = 0;
2897: else if ( cmpz(m,z) >= 0 )
2898: error("dp_gr_main : too large modulus");
2899: else
1.2 noro 2900: modular = ZTOS(m);
1.1 noro 2901: create_order_spec(0,ARG4(arg),&ord);
2902: } else if ( current_option )
2903: parse_gr_option(f,current_option,&v,&homo,&modular,&ord);
2904: else if ( ac == 1 )
2905: parse_gr_option(f,0,&v,&homo,&modular,&ord);
2906: else
2907: error("dp_gr_main : invalid argument");
2908: dp_gr_main(f,v,homo,modular,0,ord,rp);
2909: }
2910:
2911: void Pdp_interreduce(NODE arg,LIST *rp)
2912: {
2913: LIST f,v;
2914: VL vl;
2915: int ac;
2916: struct order_spec *ord;
2917:
2918: do_weyl = 0;
2919: asir_assert(ARG0(arg),O_LIST,"dp_interreduce");
2920: f = (LIST)ARG0(arg);
2921: f = remove_zero_from_list(f);
2922: if ( !BDY(f) ) {
2923: *rp = f; return;
2924: }
2925: if ( (ac = argc(arg)) == 3 ) {
2926: asir_assert(ARG1(arg),O_LIST,"dp_interreduce");
2927: v = (LIST)ARG1(arg);
2928: create_order_spec(0,ARG2(arg),&ord);
2929: }
2930: dp_interreduce(f,v,0,ord,rp);
2931: }
2932:
2933: void Pdp_gr_f_main(NODE arg,LIST *rp)
2934: {
2935: LIST f,v;
2936: Num homo;
2937: int m,field,t;
2938: struct order_spec *ord;
2939: NODE n;
2940:
2941: do_weyl = 0;
2942: asir_assert(ARG0(arg),O_LIST,"dp_gr_f_main");
2943: asir_assert(ARG1(arg),O_LIST,"dp_gr_f_main");
2944: asir_assert(ARG2(arg),O_N,"dp_gr_f_main");
2945: f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);
2946: f = remove_zero_from_list(f);
2947: if ( !BDY(f) ) {
2948: *rp = f; return;
2949: }
2950: homo = (Num)ARG2(arg);
2951: #if 0
2952: asir_assert(ARG3(arg),O_N,"dp_gr_f_main");
1.2 noro 2953: m = ZTOS((Q)ARG3(arg));
1.1 noro 2954: if ( m )
2955: error("dp_gr_f_main : trace lifting is not implemented yet");
2956: create_order_spec(0,ARG4(arg),&ord);
2957: #else
2958: m = 0;
2959: create_order_spec(0,ARG3(arg),&ord);
2960: #endif
2961: field = 0;
2962: for ( n = BDY(f); n; n = NEXT(n) ) {
2963: t = get_field_type(BDY(n));
2964: if ( !t )
2965: continue;
2966: if ( t < 0 )
2967: error("dp_gr_f_main : incosistent coefficients");
2968: if ( !field )
2969: field = t;
2970: else if ( t != field )
2971: error("dp_gr_f_main : incosistent coefficients");
2972: }
2973: dp_gr_main(f,v,homo,m?1:0,field,ord,rp);
2974: }
2975:
2976: void Pdp_f4_main(NODE arg,LIST *rp)
2977: {
2978: LIST f,v;
2979: struct order_spec *ord;
2980:
2981: do_weyl = 0;
2982: asir_assert(ARG0(arg),O_LIST,"dp_f4_main");
2983: asir_assert(ARG1(arg),O_LIST,"dp_f4_main");
2984: f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);
2985: f = remove_zero_from_list(f);
2986: if ( !BDY(f) ) {
2987: *rp = f; return;
2988: }
2989: create_order_spec(0,ARG2(arg),&ord);
2990: dp_f4_main(f,v,ord,rp);
2991: }
2992:
2993: /* dp_gr_checklist(list of dp) */
2994:
2995: void Pdp_gr_checklist(NODE arg,LIST *rp)
2996: {
2997: VECT g;
2998: LIST dp;
2999: NODE r;
3000: int n;
3001:
3002: do_weyl = 0;
3003: asir_assert(ARG0(arg),O_LIST,"dp_gr_checklist");
3004: asir_assert(ARG1(arg),O_N,"dp_gr_checklist");
1.2 noro 3005: n = ZTOS((Q)ARG1(arg));
1.1 noro 3006: gbcheck_list(BDY((LIST)ARG0(arg)),n,&g,&dp);
3007: r = mknode(2,g,dp);
3008: MKLIST(*rp,r);
3009: }
3010:
3011: void Pdp_f4_mod_main(NODE arg,LIST *rp)
3012: {
3013: LIST f,v;
3014: int m;
3015: struct order_spec *ord;
3016:
3017: do_weyl = 0;
3018: asir_assert(ARG0(arg),O_LIST,"dp_f4_mod_main");
3019: asir_assert(ARG1(arg),O_LIST,"dp_f4_mod_main");
3020: asir_assert(ARG2(arg),O_N,"dp_f4_mod_main");
1.2 noro 3021: f = (LIST)ARG0(arg); v = (LIST)ARG1(arg); m = ZTOS((Q)ARG2(arg));
1.1 noro 3022: f = remove_zero_from_list(f);
3023: if ( !BDY(f) ) {
3024: *rp = f; return;
3025: }
3026: if ( !m )
3027: error("dp_f4_mod_main : invalid argument");
3028: create_order_spec(0,ARG3(arg),&ord);
3029: dp_f4_mod_main(f,v,m,ord,rp);
3030: }
3031:
3032: void Pdp_gr_mod_main(NODE arg,LIST *rp)
3033: {
3034: LIST f,v;
3035: Num homo;
3036: int m;
3037: struct order_spec *ord;
3038:
3039: do_weyl = 0;
3040: asir_assert(ARG0(arg),O_LIST,"dp_gr_mod_main");
3041: asir_assert(ARG1(arg),O_LIST,"dp_gr_mod_main");
3042: asir_assert(ARG2(arg),O_N,"dp_gr_mod_main");
3043: asir_assert(ARG3(arg),O_N,"dp_gr_mod_main");
3044: f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);
3045: f = remove_zero_from_list(f);
3046: if ( !BDY(f) ) {
3047: *rp = f; return;
3048: }
1.2 noro 3049: homo = (Num)ARG2(arg); m = ZTOS((Q)ARG3(arg));
1.1 noro 3050: if ( !m )
3051: error("dp_gr_mod_main : invalid argument");
3052: create_order_spec(0,ARG4(arg),&ord);
3053: dp_gr_mod_main(f,v,homo,m,ord,rp);
3054: }
3055:
3056: void Psetmod_ff(NODE node, Obj *val);
3057:
3058: void Pnd_f4(NODE arg,LIST *rp)
3059: {
3060: LIST f,v;
3061: int m,homo,retdp,ac;
3062: Obj val;
3063: Z mq,z;
3064: Num nhomo;
3065: NODE node;
3066: struct order_spec *ord;
3067:
3068: do_weyl = 0;
3069: nd_rref2 = 0;
3070: retdp = 0;
3071: if ( (ac = argc(arg)) == 4 ) {
3072: asir_assert(ARG0(arg),O_LIST,"nd_f4");
3073: asir_assert(ARG1(arg),O_LIST,"nd_f4");
3074: asir_assert(ARG2(arg),O_N,"nd_f4");
3075: f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);
3076: f = remove_zero_from_list(f);
3077: if ( !BDY(f) ) {
3078: *rp = f; return;
3079: }
3080: mq = (Z)ARG2(arg);
1.2 noro 3081: STOZ((unsigned long)0x40000000,z);
1.1 noro 3082: if ( cmpz(mq,z) >= 0 ) {
3083: node = mknode(1,mq);
3084: Psetmod_ff(node,&val);
3085: m = -2;
3086: } else
1.2 noro 3087: m = ZTOS(mq);
1.1 noro 3088: create_order_spec(0,ARG3(arg),&ord);
3089: homo = 0;
3090: if ( get_opt("homo",&val) && val ) homo = 1;
3091: if ( get_opt("dp",&val) && val ) retdp = 1;
3092: if ( get_opt("rref2",&val) && val ) nd_rref2 = 1;
3093: } else if ( ac == 1 ) {
3094: f = (LIST)ARG0(arg);
3095: parse_gr_option(f,current_option,&v,&nhomo,&m,&ord);
1.2 noro 3096: homo = ZTOS((Q)nhomo);
1.1 noro 3097: if ( get_opt("dp",&val) && val ) retdp = 1;
3098: if ( get_opt("rref2",&val) && val ) nd_rref2 = 1;
3099: } else
3100: error("nd_f4 : invalid argument");
3101: nd_gr(f,v,m,homo,retdp,1,ord,rp);
3102: }
3103:
3104: void Pnd_gr(NODE arg,LIST *rp)
3105: {
3106: LIST f,v;
3107: int m,homo,retdp,ac;
3108: Obj val;
3109: Z mq,z;
3110: Num nhomo;
3111: NODE node;
3112: struct order_spec *ord;
3113:
3114: do_weyl = 0;
3115: retdp = 0;
3116: if ( (ac=argc(arg)) == 4 ) {
3117: asir_assert(ARG0(arg),O_LIST,"nd_gr");
3118: asir_assert(ARG1(arg),O_LIST,"nd_gr");
3119: asir_assert(ARG2(arg),O_N,"nd_gr");
3120: f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);
3121: f = remove_zero_from_list(f);
3122: if ( !BDY(f) ) {
3123: *rp = f; return;
3124: }
3125: mq = (Z)ARG2(arg);
1.2 noro 3126: STOZ(0x40000000,z);
1.1 noro 3127: if ( cmpz(mq,z) >= 0 ) {
3128: node = mknode(1,mq);
3129: Psetmod_ff(node,&val);
3130: m = -2;
3131: } else
1.2 noro 3132: m = ZTOS(mq);
1.1 noro 3133: create_order_spec(0,ARG3(arg),&ord);
3134: homo = 0;
3135: if ( get_opt("homo",&val) && val ) homo = 1;
3136: if ( get_opt("dp",&val) && val ) retdp = 1;
3137: } else if ( ac == 1 ) {
3138: f = (LIST)ARG0(arg);
3139: parse_gr_option(f,current_option,&v,&nhomo,&m,&ord);
1.2 noro 3140: homo = ZTOS((Q)nhomo);
1.1 noro 3141: if ( get_opt("dp",&val) && val ) retdp = 1;
3142: } else
3143: error("nd_gr : invalid argument");
3144: nd_gr(f,v,m,homo,retdp,0,ord,rp);
3145: }
3146:
1.25 noro 3147: void nd_sba(LIST f,LIST v,int m,int homo,int retdp,int f4,struct order_spec *ord,LIST *rp);
1.24 noro 3148:
3149: void Pnd_sba(NODE arg,LIST *rp)
3150: {
3151: LIST f,v;
3152: int m,homo,retdp,ac;
3153: Obj val;
3154: Z mq,z;
3155: Num nhomo;
3156: NODE node;
1.28 noro 3157: struct order_spec *ord,*current_spec;
1.24 noro 3158:
1.28 noro 3159: current_spec = dp_current_spec;
1.24 noro 3160: do_weyl = 0;
3161: retdp = 0;
3162: if ( (ac=argc(arg)) == 4 ) {
3163: asir_assert(ARG0(arg),O_LIST,"nd_sba");
3164: asir_assert(ARG1(arg),O_LIST,"nd_sba");
3165: asir_assert(ARG2(arg),O_N,"nd_sba");
3166: f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);
3167: f = remove_zero_from_list(f);
3168: if ( !BDY(f) ) {
3169: *rp = f; return;
3170: }
3171: mq = (Z)ARG2(arg);
3172: STOZ(0x40000000,z);
3173: if ( cmpz(mq,z) >= 0 ) {
3174: node = mknode(1,mq);
3175: Psetmod_ff(node,&val);
3176: m = -2;
3177: } else
3178: m = ZTOS(mq);
3179: create_order_spec(0,ARG3(arg),&ord);
3180: homo = 0;
3181: if ( get_opt("homo",&val) && val ) homo = 1;
3182: if ( get_opt("dp",&val) && val ) retdp = 1;
3183: } else if ( ac == 1 ) {
3184: f = (LIST)ARG0(arg);
3185: parse_gr_option(f,current_option,&v,&nhomo,&m,&ord);
3186: homo = ZTOS((Q)nhomo);
3187: if ( get_opt("dp",&val) && val ) retdp = 1;
3188: } else
3189: error("nd_gr : invalid argument");
1.25 noro 3190: nd_sba(f,v,m,homo,retdp,0,ord,rp);
1.28 noro 3191: initd(current_spec);
1.25 noro 3192: }
3193:
1.27 noro 3194: void Pnd_weyl_sba(NODE arg,LIST *rp)
3195: {
3196: LIST f,v;
3197: int m,homo,retdp,ac;
3198: Obj val;
3199: Z mq,z;
3200: Num nhomo;
3201: NODE node;
3202: struct order_spec *ord;
3203:
3204: do_weyl = 1;
3205: retdp = 0;
3206: if ( (ac=argc(arg)) == 4 ) {
3207: asir_assert(ARG0(arg),O_LIST,"nd_sba");
3208: asir_assert(ARG1(arg),O_LIST,"nd_sba");
3209: asir_assert(ARG2(arg),O_N,"nd_sba");
3210: f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);
3211: f = remove_zero_from_list(f);
3212: if ( !BDY(f) ) {
3213: *rp = f; do_weyl = 0; return;
3214: }
3215: mq = (Z)ARG2(arg);
3216: STOZ(0x40000000,z);
3217: if ( cmpz(mq,z) >= 0 ) {
3218: node = mknode(1,mq);
3219: Psetmod_ff(node,&val);
3220: m = -2;
3221: } else
3222: m = ZTOS(mq);
3223: create_order_spec(0,ARG3(arg),&ord);
3224: homo = 0;
3225: if ( get_opt("homo",&val) && val ) homo = 1;
3226: if ( get_opt("dp",&val) && val ) retdp = 1;
3227: } else if ( ac == 1 ) {
3228: f = (LIST)ARG0(arg);
3229: parse_gr_option(f,current_option,&v,&nhomo,&m,&ord);
3230: homo = ZTOS((Q)nhomo);
3231: if ( get_opt("dp",&val) && val ) retdp = 1;
3232: } else
3233: error("nd_gr : invalid argument");
3234: nd_sba(f,v,m,homo,retdp,0,ord,rp);
3235: do_weyl = 0;
3236: }
3237:
1.25 noro 3238: void Pnd_sba_f4(NODE arg,LIST *rp)
3239: {
3240: LIST f,v;
3241: int m,homo,retdp,ac;
3242: Obj val;
3243: Z mq,z;
3244: Num nhomo;
3245: NODE node;
3246: struct order_spec *ord;
3247:
3248: do_weyl = 0;
3249: retdp = 0;
3250: if ( (ac=argc(arg)) == 4 ) {
3251: asir_assert(ARG0(arg),O_LIST,"nd_sba");
3252: asir_assert(ARG1(arg),O_LIST,"nd_sba");
3253: asir_assert(ARG2(arg),O_N,"nd_sba");
3254: f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);
3255: f = remove_zero_from_list(f);
3256: if ( !BDY(f) ) {
3257: *rp = f; return;
3258: }
3259: mq = (Z)ARG2(arg);
3260: STOZ(0x40000000,z);
3261: if ( cmpz(mq,z) >= 0 ) {
3262: node = mknode(1,mq);
3263: Psetmod_ff(node,&val);
3264: m = -2;
3265: } else
3266: m = ZTOS(mq);
3267: create_order_spec(0,ARG3(arg),&ord);
3268: homo = 0;
3269: if ( get_opt("homo",&val) && val ) homo = 1;
3270: if ( get_opt("dp",&val) && val ) retdp = 1;
3271: } else if ( ac == 1 ) {
3272: f = (LIST)ARG0(arg);
3273: parse_gr_option(f,current_option,&v,&nhomo,&m,&ord);
3274: homo = ZTOS((Q)nhomo);
3275: if ( get_opt("dp",&val) && val ) retdp = 1;
3276: } else
3277: error("nd_gr : invalid argument");
3278: nd_sba(f,v,m,homo,retdp,1,ord,rp);
1.24 noro 3279: }
3280:
1.1 noro 3281: void Pnd_gr_postproc(NODE arg,LIST *rp)
3282: {
3283: LIST f,v;
3284: int m,do_check;
3285: Z mq,z;
3286: Obj val;
3287: NODE node;
3288: struct order_spec *ord;
3289:
3290: do_weyl = 0;
3291: asir_assert(ARG0(arg),O_LIST,"nd_gr");
3292: asir_assert(ARG1(arg),O_LIST,"nd_gr");
3293: asir_assert(ARG2(arg),O_N,"nd_gr");
3294: f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);
3295: f = remove_zero_from_list(f);
3296: if ( !BDY(f) ) {
3297: *rp = f; return;
3298: }
3299: mq = (Z)ARG2(arg);
1.2 noro 3300: STOZ(0x40000000,z);
1.1 noro 3301: if ( cmpz(mq,z) >= 0 ) {
3302: node = mknode(1,mq);
3303: Psetmod_ff(node,&val);
3304: m = -2;
3305: } else
1.2 noro 3306: m = ZTOS(mq);
1.1 noro 3307: create_order_spec(0,ARG3(arg),&ord);
3308: do_check = ARG4(arg) ? 1 : 0;
3309: nd_gr_postproc(f,v,m,ord,do_check,rp);
3310: }
3311:
3312: void Pnd_gr_recompute_trace(NODE arg,LIST *rp)
3313: {
3314: LIST f,v,tlist;
3315: int m;
3316: struct order_spec *ord;
3317:
3318: do_weyl = 0;
3319: asir_assert(ARG0(arg),O_LIST,"nd_gr_recompute_trace");
3320: asir_assert(ARG1(arg),O_LIST,"nd_gr_recompute_trace");
3321: asir_assert(ARG2(arg),O_N,"nd_gr_recompute_trace");
3322: f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);
1.2 noro 3323: m = ZTOS((Q)ARG2(arg));
1.1 noro 3324: create_order_spec(0,ARG3(arg),&ord);
3325: tlist = (LIST)ARG4(arg);
3326: nd_gr_recompute_trace(f,v,m,ord,tlist,rp);
3327: }
3328:
3329: Obj nd_btog_one(LIST f,LIST v,int m,struct order_spec *ord,LIST tlist,int pos);
3330: Obj nd_btog(LIST f,LIST v,int m,struct order_spec *ord,LIST tlist);
3331:
3332: void Pnd_btog(NODE arg,Obj *rp)
3333: {
3334: LIST f,v,tlist;
3335: Z mq,z;
3336: int m,ac,pos;
3337: struct order_spec *ord;
3338: NODE node;
3339: pointer val;
3340:
3341: do_weyl = 0;
3342: asir_assert(ARG0(arg),O_LIST,"nd_btog");
3343: asir_assert(ARG1(arg),O_LIST,"nd_btog");
3344: asir_assert(ARG2(arg),O_N,"nd_btog");
3345: f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);
3346: mq = (Z)ARG2(arg);
1.2 noro 3347: STOZ(0x40000000,z);
1.1 noro 3348: if ( cmpz(mq,z) >= 0 ) {
3349: node = mknode(1,mq);
3350: Psetmod_ff(node,(Obj *)&val);
3351: m = -2;
3352: } else
1.2 noro 3353: m = ZTOS(mq);
1.1 noro 3354: create_order_spec(0,ARG3(arg),&ord);
3355: tlist = (LIST)ARG4(arg);
3356: if ( (ac = argc(arg)) == 6 ) {
3357: asir_assert(ARG5(arg),O_N,"nd_btog");
1.2 noro 3358: pos = ZTOS((Q)ARG5(arg));
1.1 noro 3359: *rp = nd_btog_one(f,v,m,ord,tlist,pos);
3360: } else if ( ac == 5 )
3361: *rp = nd_btog(f,v,m,ord,tlist);
3362: else
3363: error("nd_btog : argument mismatch");
3364: }
3365:
3366: void Pnd_weyl_gr_postproc(NODE arg,LIST *rp)
3367: {
3368: LIST f,v;
3369: int m,do_check;
3370: struct order_spec *ord;
3371:
3372: do_weyl = 1;
3373: asir_assert(ARG0(arg),O_LIST,"nd_gr");
3374: asir_assert(ARG1(arg),O_LIST,"nd_gr");
3375: asir_assert(ARG2(arg),O_N,"nd_gr");
3376: f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);
3377: f = remove_zero_from_list(f);
3378: if ( !BDY(f) ) {
3379: *rp = f; do_weyl = 0; return;
3380: }
1.2 noro 3381: m = ZTOS((Q)ARG2(arg));
1.1 noro 3382: create_order_spec(0,ARG3(arg),&ord);
3383: do_check = ARG4(arg) ? 1 : 0;
3384: nd_gr_postproc(f,v,m,ord,do_check,rp);
3385: do_weyl = 0;
3386: }
3387:
3388: void Pnd_gr_trace(NODE arg,LIST *rp)
3389: {
3390: LIST f,v;
3391: int m,homo,ac;
1.9 noro 3392: Obj val;
3393: int retdp;
1.1 noro 3394: Num nhomo;
3395: struct order_spec *ord;
3396:
3397: do_weyl = 0;
3398: if ( (ac = argc(arg)) == 5 ) {
3399: asir_assert(ARG0(arg),O_LIST,"nd_gr_trace");
3400: asir_assert(ARG1(arg),O_LIST,"nd_gr_trace");
3401: asir_assert(ARG2(arg),O_N,"nd_gr_trace");
3402: asir_assert(ARG3(arg),O_N,"nd_gr_trace");
3403: f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);
3404: f = remove_zero_from_list(f);
3405: if ( !BDY(f) ) {
3406: *rp = f; return;
3407: }
1.2 noro 3408: homo = ZTOS((Q)ARG2(arg));
3409: m = ZTOS((Q)ARG3(arg));
1.1 noro 3410: create_order_spec(0,ARG4(arg),&ord);
3411: } else if ( ac == 1 ) {
3412: f = (LIST)ARG0(arg);
3413: parse_gr_option(f,current_option,&v,&nhomo,&m,&ord);
1.2 noro 3414: homo = ZTOS((Q)nhomo);
1.1 noro 3415: } else
3416: error("nd_gr_trace : invalid argument");
1.9 noro 3417: retdp = 0;
3418: if ( get_opt("dp",&val) && val ) retdp = 1;
3419: nd_gr_trace(f,v,m,homo,retdp,0,ord,rp);
1.1 noro 3420: }
3421:
3422: void Pnd_f4_trace(NODE arg,LIST *rp)
3423: {
3424: LIST f,v;
3425: int m,homo,ac;
1.9 noro 3426: int retdp;
3427: Obj val;
1.1 noro 3428: Num nhomo;
3429: struct order_spec *ord;
3430:
3431: do_weyl = 0;
3432: if ( (ac = argc(arg))==5 ) {
3433: asir_assert(ARG0(arg),O_LIST,"nd_f4_trace");
3434: asir_assert(ARG1(arg),O_LIST,"nd_f4_trace");
3435: asir_assert(ARG2(arg),O_N,"nd_f4_trace");
3436: asir_assert(ARG3(arg),O_N,"nd_f4_trace");
3437: f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);
3438: f = remove_zero_from_list(f);
3439: if ( !BDY(f) ) {
3440: *rp = f; return;
3441: }
1.2 noro 3442: homo = ZTOS((Q)ARG2(arg));
3443: m = ZTOS((Q)ARG3(arg));
1.1 noro 3444: create_order_spec(0,ARG4(arg),&ord);
3445: } else if ( ac == 1 ) {
3446: f = (LIST)ARG0(arg);
3447: parse_gr_option(f,current_option,&v,&nhomo,&m,&ord);
1.2 noro 3448: homo = ZTOS((Q)nhomo);
1.1 noro 3449: } else
3450: error("nd_gr_trace : invalid argument");
1.9 noro 3451: retdp = 0;
3452: if ( get_opt("dp",&val) && val ) retdp = 1;
3453: nd_gr_trace(f,v,m,homo,retdp,1,ord,rp);
1.1 noro 3454: }
3455:
3456: void Pnd_weyl_gr(NODE arg,LIST *rp)
3457: {
3458: LIST f,v;
3459: int m,homo,retdp,ac;
3460: Obj val;
3461: Num nhomo;
3462: struct order_spec *ord;
3463:
3464: do_weyl = 1;
3465: retdp = 0;
3466: if ( (ac = argc(arg)) == 4 ) {
3467: asir_assert(ARG0(arg),O_LIST,"nd_weyl_gr");
3468: asir_assert(ARG1(arg),O_LIST,"nd_weyl_gr");
3469: asir_assert(ARG2(arg),O_N,"nd_weyl_gr");
3470: f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);
3471: f = remove_zero_from_list(f);
3472: if ( !BDY(f) ) {
3473: *rp = f; do_weyl = 0; return;
3474: }
1.2 noro 3475: m = ZTOS((Q)ARG2(arg));
1.1 noro 3476: create_order_spec(0,ARG3(arg),&ord);
3477: homo = 0;
3478: if ( get_opt("homo",&val) && val ) homo = 1;
3479: if ( get_opt("dp",&val) && val ) retdp = 1;
3480: } else if ( ac == 1 ) {
3481: f = (LIST)ARG0(arg);
3482: parse_gr_option(f,current_option,&v,&nhomo,&m,&ord);
1.2 noro 3483: homo = ZTOS((Q)nhomo);
1.1 noro 3484: if ( get_opt("dp",&val) && val ) retdp = 1;
3485: } else
3486: error("nd_weyl_gr : invalid argument");
3487: nd_gr(f,v,m,homo,retdp,0,ord,rp);
3488: do_weyl = 0;
3489: }
3490:
3491: void Pnd_weyl_gr_trace(NODE arg,LIST *rp)
3492: {
3493: LIST f,v;
1.9 noro 3494: int m,homo,ac,retdp;
3495: Obj val;
1.1 noro 3496: Num nhomo;
3497: struct order_spec *ord;
3498:
3499: do_weyl = 1;
3500: if ( (ac = argc(arg)) == 5 ) {
3501: asir_assert(ARG0(arg),O_LIST,"nd_weyl_gr_trace");
3502: asir_assert(ARG1(arg),O_LIST,"nd_weyl_gr_trace");
3503: asir_assert(ARG2(arg),O_N,"nd_weyl_gr_trace");
3504: asir_assert(ARG3(arg),O_N,"nd_weyl_gr_trace");
3505: f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);
3506: f = remove_zero_from_list(f);
3507: if ( !BDY(f) ) {
3508: *rp = f; do_weyl = 0; return;
3509: }
1.2 noro 3510: homo = ZTOS((Q)ARG2(arg));
3511: m = ZTOS((Q)ARG3(arg));
1.1 noro 3512: create_order_spec(0,ARG4(arg),&ord);
3513: } else if ( ac == 1 ) {
3514: f = (LIST)ARG0(arg);
3515: parse_gr_option(f,current_option,&v,&nhomo,&m,&ord);
1.2 noro 3516: homo = ZTOS((Q)nhomo);
1.1 noro 3517: } else
3518: error("nd_weyl_gr_trace : invalid argument");
1.9 noro 3519: retdp = 0;
3520: if ( get_opt("dp",&val) && val ) retdp = 1;
3521: nd_gr_trace(f,v,m,homo,retdp,0,ord,rp);
1.1 noro 3522: do_weyl = 0;
3523: }
3524:
3525: void Pnd_nf(NODE arg,Obj *rp)
3526: {
3527: Obj f;
3528: LIST g,v;
3529: struct order_spec *ord;
3530:
3531: do_weyl = 0;
3532: asir_assert(ARG1(arg),O_LIST,"nd_nf");
3533: asir_assert(ARG2(arg),O_LIST,"nd_nf");
3534: asir_assert(ARG4(arg),O_N,"nd_nf");
3535: f = (Obj)ARG0(arg);
3536: g = (LIST)ARG1(arg); g = remove_zero_from_list(g);
3537: if ( !BDY(g) ) {
3538: *rp = f; return;
3539: }
3540: v = (LIST)ARG2(arg);
3541: create_order_spec(0,ARG3(arg),&ord);
1.2 noro 3542: nd_nf_p(f,g,v,ZTOS((Q)ARG4(arg)),ord,rp);
1.1 noro 3543: }
3544:
3545: void Pnd_weyl_nf(NODE arg,Obj *rp)
3546: {
3547: Obj f;
3548: LIST g,v;
3549: struct order_spec *ord;
3550:
3551: do_weyl = 1;
3552: asir_assert(ARG1(arg),O_LIST,"nd_weyl_nf");
3553: asir_assert(ARG2(arg),O_LIST,"nd_weyl_nf");
3554: asir_assert(ARG4(arg),O_N,"nd_weyl_nf");
3555: f = (Obj)ARG0(arg);
3556: g = (LIST)ARG1(arg); g = remove_zero_from_list(g);
3557: if ( !BDY(g) ) {
3558: *rp = f; return;
3559: }
3560: v = (LIST)ARG2(arg);
3561: create_order_spec(0,ARG3(arg),&ord);
1.2 noro 3562: nd_nf_p(f,g,v,ZTOS((Q)ARG4(arg)),ord,rp);
1.1 noro 3563: }
3564:
3565: /* for Weyl algebra */
3566:
3567: void Pdp_weyl_gr_main(NODE arg,LIST *rp)
3568: {
3569: LIST f,v;
3570: Num homo;
3571: Z m,z;
3572: int modular,ac;
3573: struct order_spec *ord;
3574:
3575:
3576: asir_assert(ARG0(arg),O_LIST,"dp_weyl_gr_main");
3577: f = (LIST)ARG0(arg);
3578: f = remove_zero_from_list(f);
3579: if ( !BDY(f) ) {
3580: *rp = f; return;
3581: }
3582: if ( (ac = argc(arg)) == 5 ) {
3583: asir_assert(ARG1(arg),O_LIST,"dp_weyl_gr_main");
3584: asir_assert(ARG2(arg),O_N,"dp_weyl_gr_main");
3585: asir_assert(ARG3(arg),O_N,"dp_weyl_gr_main");
3586: v = (LIST)ARG1(arg);
3587: homo = (Num)ARG2(arg);
3588: m = (Z)ARG3(arg);
1.2 noro 3589: STOZ(0x80000000,z);
1.1 noro 3590: if ( !m )
3591: modular = 0;
3592: else if ( cmpz(m,z) >= 0 )
3593: error("dp_weyl_gr_main : too large modulus");
3594: else
1.2 noro 3595: modular = ZTOS(m);
1.1 noro 3596: create_order_spec(0,ARG4(arg),&ord);
3597: } else if ( current_option )
3598: parse_gr_option(f,current_option,&v,&homo,&modular,&ord);
3599: else if ( ac == 1 )
3600: parse_gr_option(f,0,&v,&homo,&modular,&ord);
3601: else
3602: error("dp_weyl_gr_main : invalid argument");
3603: do_weyl = 1;
3604: dp_gr_main(f,v,homo,modular,0,ord,rp);
3605: do_weyl = 0;
3606: }
3607:
3608: void Pdp_weyl_gr_f_main(NODE arg,LIST *rp)
3609: {
3610: LIST f,v;
3611: Num homo;
3612: struct order_spec *ord;
3613:
3614: asir_assert(ARG0(arg),O_LIST,"dp_weyl_gr_main");
3615: asir_assert(ARG1(arg),O_LIST,"dp_weyl_gr_main");
3616: asir_assert(ARG2(arg),O_N,"dp_weyl_gr_main");
3617: asir_assert(ARG3(arg),O_N,"dp_weyl_gr_main");
3618: f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);
3619: f = remove_zero_from_list(f);
3620: if ( !BDY(f) ) {
3621: *rp = f; return;
3622: }
3623: homo = (Num)ARG2(arg);
3624: create_order_spec(0,ARG3(arg),&ord);
3625: do_weyl = 1;
3626: dp_gr_main(f,v,homo,0,1,ord,rp);
3627: do_weyl = 0;
3628: }
3629:
3630: void Pdp_weyl_f4_main(NODE arg,LIST *rp)
3631: {
3632: LIST f,v;
3633: struct order_spec *ord;
3634:
3635: asir_assert(ARG0(arg),O_LIST,"dp_weyl_f4_main");
3636: asir_assert(ARG1(arg),O_LIST,"dp_weyl_f4_main");
3637: f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);
3638: f = remove_zero_from_list(f);
3639: if ( !BDY(f) ) {
3640: *rp = f; return;
3641: }
3642: create_order_spec(0,ARG2(arg),&ord);
3643: do_weyl = 1;
3644: dp_f4_main(f,v,ord,rp);
3645: do_weyl = 0;
3646: }
3647:
3648: void Pdp_weyl_f4_mod_main(NODE arg,LIST *rp)
3649: {
3650: LIST f,v;
3651: int m;
3652: struct order_spec *ord;
3653:
3654: asir_assert(ARG0(arg),O_LIST,"dp_weyl_f4_main");
3655: asir_assert(ARG1(arg),O_LIST,"dp_weyl_f4_main");
3656: asir_assert(ARG2(arg),O_N,"dp_f4_main");
1.2 noro 3657: f = (LIST)ARG0(arg); v = (LIST)ARG1(arg); m = ZTOS((Q)ARG2(arg));
1.1 noro 3658: f = remove_zero_from_list(f);
3659: if ( !BDY(f) ) {
3660: *rp = f; return;
3661: }
3662: if ( !m )
3663: error("dp_weyl_f4_mod_main : invalid argument");
3664: create_order_spec(0,ARG3(arg),&ord);
3665: do_weyl = 1;
3666: dp_f4_mod_main(f,v,m,ord,rp);
3667: do_weyl = 0;
3668: }
3669:
3670: void Pdp_weyl_gr_mod_main(NODE arg,LIST *rp)
3671: {
3672: LIST f,v;
3673: Num homo;
3674: int m;
3675: struct order_spec *ord;
3676:
3677: asir_assert(ARG0(arg),O_LIST,"dp_weyl_gr_mod_main");
3678: asir_assert(ARG1(arg),O_LIST,"dp_weyl_gr_mod_main");
3679: asir_assert(ARG2(arg),O_N,"dp_weyl_gr_mod_main");
3680: asir_assert(ARG3(arg),O_N,"dp_weyl_gr_mod_main");
3681: f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);
3682: f = remove_zero_from_list(f);
3683: if ( !BDY(f) ) {
3684: *rp = f; return;
3685: }
1.2 noro 3686: homo = (Num)ARG2(arg); m = ZTOS((Q)ARG3(arg));
1.1 noro 3687: if ( !m )
3688: error("dp_weyl_gr_mod_main : invalid argument");
3689: create_order_spec(0,ARG4(arg),&ord);
3690: do_weyl = 1;
3691: dp_gr_mod_main(f,v,homo,m,ord,rp);
3692: do_weyl = 0;
3693: }
3694:
3695: VECT current_dl_weight_vector_obj;
3696: int *current_dl_weight_vector;
3697: int dp_negative_weight;
3698:
3699: void Pdp_set_weight(NODE arg,VECT *rp)
3700: {
3701: VECT v;
3702: int i,n;
3703: NODE node;
3704:
3705: if ( !arg )
3706: *rp = current_dl_weight_vector_obj;
3707: else if ( !ARG0(arg) ) {
3708: current_dl_weight_vector_obj = 0;
3709: current_dl_weight_vector = 0;
3710: dp_negative_weight = 0;
3711: *rp = 0;
3712: } else {
3713: if ( OID(ARG0(arg)) != O_VECT && OID(ARG0(arg)) != O_LIST )
3714: error("dp_set_weight : invalid argument");
3715: if ( OID(ARG0(arg)) == O_VECT )
3716: v = (VECT)ARG0(arg);
3717: else {
3718: node = (NODE)BDY((LIST)ARG0(arg));
3719: n = length(node);
3720: MKVECT(v,n);
3721: for ( i = 0; i < n; i++, node = NEXT(node) )
3722: BDY(v)[i] = BDY(node);
3723: }
3724: current_dl_weight_vector_obj = v;
3725: n = v->len;
3726: current_dl_weight_vector = (int *)CALLOC(n,sizeof(int));
3727: for ( i = 0; i < n; i++ )
1.2 noro 3728: current_dl_weight_vector[i] = ZTOS((Q)v->body[i]);
1.1 noro 3729: for ( i = 0; i < n; i++ )
3730: if ( current_dl_weight_vector[i] < 0 ) break;
3731: if ( i < n )
3732: dp_negative_weight = 1;
3733: else
3734: dp_negative_weight = 0;
3735: *rp = v;
3736: }
3737: }
3738:
3739: VECT current_module_weight_vector_obj;
3740: int *current_module_weight_vector;
3741:
3742: void Pdp_set_module_weight(NODE arg,VECT *rp)
3743: {
3744: VECT v;
3745: int i,n;
3746: NODE node;
3747:
3748: if ( !arg )
3749: *rp = current_module_weight_vector_obj;
3750: else if ( !ARG0(arg) ) {
3751: current_module_weight_vector_obj = 0;
3752: current_module_weight_vector = 0;
3753: *rp = 0;
3754: } else {
3755: if ( OID(ARG0(arg)) != O_VECT && OID(ARG0(arg)) != O_LIST )
3756: error("dp_module_set_weight : invalid argument");
3757: if ( OID(ARG0(arg)) == O_VECT )
3758: v = (VECT)ARG0(arg);
3759: else {
3760: node = (NODE)BDY((LIST)ARG0(arg));
3761: n = length(node);
3762: MKVECT(v,n);
3763: for ( i = 0; i < n; i++, node = NEXT(node) )
3764: BDY(v)[i] = BDY(node);
3765: }
3766: current_module_weight_vector_obj = v;
3767: n = v->len;
3768: current_module_weight_vector = (int *)CALLOC(n,sizeof(int));
3769: for ( i = 0; i < n; i++ )
1.2 noro 3770: current_module_weight_vector[i] = ZTOS((Q)v->body[i]);
1.1 noro 3771: *rp = v;
3772: }
3773: }
3774:
3775: extern Obj current_top_weight;
3776: extern Obj nd_top_weight;
3777:
3778: void Pdp_set_top_weight(NODE arg,Obj *rp)
3779: {
3780: VECT v;
3781: MAT m;
3782: Obj obj;
3783: int i,j,n,id,row,col;
3784: Q *mi;
3785: NODE node;
3786:
3787: if ( !arg )
3788: *rp = current_top_weight;
3789: else if ( !ARG0(arg) ) {
3790: reset_top_weight();
3791: *rp = 0;
3792: } else {
3793: id = OID(ARG0(arg));
3794: if ( id != O_VECT && id != O_MAT && id != O_LIST )
3795: error("dp_set_top_weight : invalid argument");
3796: if ( id == O_LIST ) {
3797: node = (NODE)BDY((LIST)ARG0(arg));
3798: n = length(node);
3799: MKVECT(v,n);
3800: for ( i = 0; i < n; i++, node = NEXT(node) )
3801: BDY(v)[i] = BDY(node);
3802: obj = (Obj)v;
3803: } else
3804: obj = ARG0(arg);
3805: if ( OID(obj) == O_VECT ) {
3806: v = (VECT)obj;
3807: for ( i = 0; i < v->len; i++ )
3808: if ( !INT((Q)BDY(v)[i]) || sgnz((Z)BDY(v)[i]) < 0 )
3809: error("dp_set_top_weight : each element must be a non-negative integer");
3810: } else {
3811: m = (MAT)obj; row = m->row; col = m->col;
3812: for ( i = 0; i < row; i++ )
3813: for ( j = 0, mi = (Q *)BDY(m)[i]; j < col; j++ )
3814: if ( !INT((Q)mi[j]) || sgnz((Z)mi[j]) < 0 )
3815: error("dp_set_top_weight : each element must be a non-negative integer");
3816: }
3817: current_top_weight = obj;
3818: nd_top_weight = obj;
3819: *rp = current_top_weight;
3820: }
3821: }
3822:
3823: LIST get_denomlist();
3824:
3825: void Pdp_get_denomlist(LIST *rp)
3826: {
3827: *rp = get_denomlist();
3828: }
3829:
3830: static VECT current_weyl_weight_vector_obj;
3831: int *current_weyl_weight_vector;
3832:
3833: void Pdp_weyl_set_weight(NODE arg,VECT *rp)
3834: {
3835: VECT v;
3836: NODE node;
3837: int i,n;
3838:
3839: if ( !arg )
3840: *rp = current_weyl_weight_vector_obj;
3841: else if ( !ARG0(arg) ) {
3842: current_weyl_weight_vector_obj = 0;
3843: current_weyl_weight_vector = 0;
3844: *rp = 0;
3845: } else {
3846: if ( OID(ARG0(arg)) != O_VECT && OID(ARG0(arg)) != O_LIST )
3847: error("dp_weyl_set_weight : invalid argument");
3848: if ( OID(ARG0(arg)) == O_VECT )
3849: v = (VECT)ARG0(arg);
3850: else {
3851: node = (NODE)BDY((LIST)ARG0(arg));
3852: n = length(node);
3853: MKVECT(v,n);
3854: for ( i = 0; i < n; i++, node = NEXT(node) )
3855: BDY(v)[i] = BDY(node);
3856: }
3857: current_weyl_weight_vector_obj = v;
3858: n = v->len;
3859: current_weyl_weight_vector = (int *)CALLOC(n,sizeof(int));
3860: for ( i = 0; i < n; i++ )
1.2 noro 3861: current_weyl_weight_vector[i] = ZTOS((Q)v->body[i]);
1.1 noro 3862: *rp = v;
3863: }
3864: }
3865:
3866: NODE mono_raddec(NODE ideal);
3867:
3868: void Pdp_mono_raddec(NODE arg,LIST *rp)
3869: {
3870: NODE ideal,rd,t,t1,r,r1,u;
3871: VL vl0,vl;
3872: int nv,i,bpi;
3873: int *s;
3874: DP dp;
3875: P *v;
3876: LIST l;
3877:
3878: ideal = BDY((LIST)ARG0(arg));
3879: if ( !ideal ) *rp = (LIST)ARG0(arg);
3880: else {
3881: t = BDY((LIST)ARG1(arg));
3882: nv = length(t);
3883: v = (P *)MALLOC(nv*sizeof(P));
3884: for ( vl0 = 0, i = 0; t; t = NEXT(t), i++ ) {
3885: NEXTVL(vl0,vl); VR(vl) = VR((P)BDY(t));
3886: MKV(VR(vl),v[i]);
3887: }
3888: if ( vl0 ) NEXT(vl) = 0;
3889: for ( t = 0, r = ideal; r; r = NEXT(r) ) {
3890: ptod(CO,vl0,BDY(r),&dp); MKNODE(t1,dp,t); t = t1;
3891: }
3892: rd = mono_raddec(t);
3893: r = 0;
3894: bpi = (sizeof(int)/sizeof(char))*8;
3895: for ( u = rd; u; u = NEXT(u) ) {
3896: s = (int *)BDY(u);
3897: for ( i = nv-1, t = 0; i >= 0; i-- )
3898: if ( s[i/bpi]&(1<<(i%bpi)) ) {
3899: MKNODE(t1,v[i],t); t = t1;
3900: }
3901: MKLIST(l,t); MKNODE(r1,l,r); r = r1;
3902: }
3903: MKLIST(*rp,r);
3904: }
3905: }
3906:
3907: void Pdp_mono_reduce(NODE arg,LIST *rp)
3908: {
3909: NODE t,t0,t1,r0,r;
3910: int i,n;
3911: DP m;
3912: DP *a;
3913:
3914: t0 = BDY((LIST)ARG0(arg));
3915: t1 = BDY((LIST)ARG1(arg));
3916: n = length(t0);
3917: a = (DP *)MALLOC(n*sizeof(DP));
3918: for ( i = 0; i < n; i++, t0 = NEXT(t0) ) a[i] = (DP)BDY(t0);
3919: for ( t = t1; t; t = NEXT(t) ) {
3920: m = (DP)BDY(t);
3921: for ( i = 0; i < n; i++ )
3922: if ( a[i] && dp_redble(a[i],m) ) a[i] = 0;
3923: }
3924: for ( i = n-1, r0 = 0; i >= 0; i-- )
3925: if ( a[i] ) { NEXTNODE(r0,r); BDY(r) = a[i]; }
3926: if ( r0 ) NEXT(r) = 0;
3927: MKLIST(*rp,r0);
3928: }
3929:
3930: #define BLEN (8*sizeof(unsigned long))
3931:
3932: void showmat2(unsigned long **a,int row,int col)
3933: {
3934: int i,j;
3935:
3936: for ( i = 0; i < row; i++, putchar('\n') )
3937: for ( j = 0; j < col; j++ )
3938: if ( a[i][j/BLEN] & (1L<<(j%BLEN)) ) putchar('1');
3939: else putchar('0');
3940: }
3941:
3942: int rref2(unsigned long **a,int row,int col)
3943: {
3944: int i,j,k,l,s,wcol,wj;
3945: unsigned long bj;
3946: unsigned long *ai,*ak,*as,*t;
3947: int *pivot;
3948:
3949: wcol = (col+BLEN-1)/BLEN;
3950: pivot = (int *)MALLOC_ATOMIC(row*sizeof(int));
3951: i = 0;
3952: for ( j = 0; j < col; j++ ) {
3953: wj = j/BLEN; bj = 1L<<(j%BLEN);
3954: for ( k = i; k < row; k++ )
3955: if ( a[k][wj] & bj ) break;
3956: if ( k == row ) continue;
3957: pivot[i] = j;
3958: if ( k != i ) {
3959: t = a[i]; a[i] = a[k]; a[k] = t;
3960: }
3961: ai = a[i];
3962: for ( k = i+1; k < row; k++ ) {
3963: ak = a[k];
3964: if ( ak[wj] & bj ) {
3965: for ( l = wj; l < wcol; l++ )
3966: ak[l] ^= ai[l];
3967: }
3968: }
3969: i++;
3970: }
3971: for ( k = i-1; k >= 0; k-- ) {
3972: j = pivot[k]; wj = j/BLEN; bj = 1L<<(j%BLEN);
3973: ak = a[k];
3974: for ( s = 0; s < k; s++ ) {
3975: as = a[s];
3976: if ( as[wj] & bj ) {
3977: for ( l = wj; l < wcol; l++ )
3978: as[l] ^= ak[l];
3979: }
3980: }
3981: }
3982: return i;
3983: }
3984:
3985: void Pdp_rref2(NODE arg,VECT *rp)
3986: {
3987: VECT f,term,ret;
3988: int row,col,wcol,size,nv,i,j,rank,td;
3989: unsigned long **mat;
3990: unsigned long *v;
3991: DL d;
3992: DL *t;
3993: DP dp;
3994: MP m,m0;
3995:
3996: f = (VECT)ARG0(arg);
3997: row = f->len;
3998: term = (VECT)ARG1(arg);
3999: col = term->len;
4000: mat = (unsigned long **)MALLOC(row*sizeof(unsigned long *));
4001: size = sizeof(unsigned long)*((col+BLEN-1)/BLEN);
4002: nv = ((DP)term->body[0])->nv;
4003: t = (DL *)MALLOC(col*sizeof(DL));
4004: for ( i = 0; i < col; i++ ) t[i] = BDY((DP)BDY(term)[i])->dl;
4005: for ( i = 0; i < row; i++ ) {
4006: v = mat[i] = (unsigned long *)MALLOC_ATOMIC_IGNORE_OFF_PAGE(size);
4007: bzero(v,size);
4008: for ( j = 0, m = BDY((DP)BDY(f)[i]); m; m = NEXT(m) ) {
4009: d = m->dl;
4010: for ( ; !dl_equal(nv,d,t[j]); j++ );
4011: v[j/BLEN] |= 1L <<(j%BLEN);
4012: }
4013: }
4014: rank = rref2(mat,row,col);
4015: MKVECT(ret,rank);
4016: *rp = ret;
4017: for ( i = 0; i < rank; i++ ) {
4018: v = mat[i];
4019: m0 = 0;
4020: td = 0;
4021: for ( j = 0; j < col; j++ ) {
4022: if ( v[j/BLEN] & (1L<<(j%BLEN)) ) {
4023: NEXTMP(m0,m);
4024: m->dl = t[j];
4025: m->c = (Obj)ONE;
4026: td = MAX(td,m->dl->td);
4027: }
4028: }
4029: NEXT(m) = 0;
4030: MKDP(nv,m0,dp);
4031: dp->sugar = td;
4032: BDY(ret)[i] = (pointer)dp;
4033: }
4034: }
4035:
4036: #define HDL(f) (BDY(f)->dl)
4037:
4038: NODE sumi_criB(int nv,NODE d,DP *f,int m)
4039: {
4040: LIST p;
4041: NODE r0,r;
4042: int p0,p1;
4043: DL p2,lcm;
4044:
4045: NEWDL(lcm,nv);
4046: r0 = 0;
4047: for ( ; d; d = NEXT(d) ) {
4048: p = (LIST)BDY(d);
1.2 noro 4049: p0 = ZTOS((Q)ARG0(BDY(p)));
4050: p1 = ZTOS((Q)ARG1(BDY(p)));
1.1 noro 4051: p2 = HDL((DP)ARG2(BDY(p)));
4052: if(!_dl_redble(HDL((DP)f[m]),p2,nv) ||
4053: dl_equal(nv,lcm_of_DL(nv,HDL(f[p0]),HDL(f[m]),lcm),p2) ||
4054: dl_equal(nv,lcm_of_DL(nv,HDL(f[p1]),HDL(f[m]),lcm),p2) ) {
4055: NEXTNODE(r0,r);
4056: BDY(r) = p;
4057: }
4058: }
4059: if ( r0 ) NEXT(r) = 0;
4060: return r0;
4061: }
4062:
4063: NODE sumi_criFMD(int nv,DP *f,int m)
4064: {
4065: DL *a;
4066: DL l1,dl1,dl2;
4067: int i,j,k,k2;
4068: NODE r,r1,nd;
4069: MP mp;
4070: DP u;
4071: Z iq,mq;
4072: LIST list;
4073:
4074: /* a[i] = lcm(LT(f[i]),LT(f[m])) */
4075: a = (DL *)ALLOCA(m*sizeof(DL));
4076: for ( i = 0; i < m; i++ ) {
4077: a[i] = lcm_of_DL(nv,HDL(f[i]),HDL(f[m]),0);
4078: }
4079: r = 0;
4080: for( i = 0; i < m; i++) {
4081: l1 = a[i];
4082: if ( !l1 ) continue;
4083: /* Tkm = Tim (k<i) */
4084: for( k = 0; k < i; k++)
4085: if( dl_equal(nv,l1,a[k]) ) break;
4086: if( k == i ){
4087: /* Tk|Tim && Tkm != Tim (k<m) */
4088: for ( k2 = 0; k2 < m; k2++ )
4089: if ( _dl_redble(HDL(f[k2]),l1,nv) &&
4090: !dl_equal(nv,l1,a[k2]) ) break;
4091: if ( k2 == m ) {
4092: dl1 = HDL(f[i]); dl2 = HDL(f[m]);
4093: for ( k2 = 0; k2 < nv; k2++ )
4094: if ( dl1->d[k2] && dl2->d[k2] ) break;
4095: if ( k2 < nv ) {
4096: NEWMP(mp); mp->dl = l1; C(mp) = (Obj)ONE;
4097: NEXT(mp) = 0; MKDP(nv,mp,u); u->sugar = l1->td;
1.2 noro 4098: STOZ(i,iq); STOZ(m,mq);
1.1 noro 4099: nd = mknode(3,iq,mq,u);
4100: MKLIST(list,nd);
4101: MKNODE(r1,list,r);
4102: r = r1;
4103: }
4104: }
4105: }
4106: }
4107: return r;
4108: }
4109:
4110: LIST sumi_updatepairs(LIST d,DP *f,int m)
4111: {
4112: NODE old,new,t;
4113: LIST l;
4114: int nv;
4115:
4116: nv = f[0]->nv;
4117: old = sumi_criB(nv,BDY(d),f,m);
4118: new = sumi_criFMD(nv,f,m);
4119: if ( !new ) new = old;
4120: else {
4121: for ( t = new ; NEXT(t); t = NEXT(t) );
4122: NEXT(t) = old;
4123: }
4124: MKLIST(l,new);
4125: return l;
4126: }
4127:
4128: VECT ltov(LIST l)
4129: {
4130: NODE n;
4131: int i,len;
4132: VECT v;
4133:
4134: n = BDY(l);
4135: len = length(n);
4136: MKVECT(v,len);
4137: for ( i = 0; i < len; i++, n = NEXT(n) )
4138: BDY(v)[i] = BDY(n);
4139: return v;
4140: }
4141:
4142: DL subdl(int nv,DL d1,DL d2)
4143: {
4144: int i;
4145: DL d;
4146:
4147: NEWDL(d,nv);
4148: d->td = d1->td-d2->td;
4149: for ( i = 0; i < nv; i++ )
4150: d->d[i] = d1->d[i]-d2->d[i];
4151: return d;
4152: }
4153:
4154: DP dltodp(int nv,DL d)
4155: {
4156: MP mp;
4157: DP dp;
4158:
4159: NEWMP(mp); mp->dl = d; C(mp) = (Obj)ONE;
4160: NEXT(mp) = 0; MKDP(nv,mp,dp); dp->sugar = d->td;
4161: return dp;
4162: }
4163:
4164: LIST sumi_simplify(int nv,DL t,DP p,NODE f2,int simp)
4165: {
4166: DL d,h,hw;
4167: DP u,w,dp;
4168: int n,i,last;
4169: LIST *v;
4170: LIST list;
4171: NODE s,r;
4172:
4173: d = t; u = p;
4174: /* only the last history is used */
4175: if ( f2 && simp && t->td != 0 ) {
4176: adddl(nv,t,HDL(p),&h);
4177: n = length(f2);
4178: last = 1;
4179: if ( simp > 1 ) last = n;
4180: v = (LIST *)ALLOCA(n*sizeof(LIST));
4181: for ( r = f2, i = 0; r; r = NEXT(r), i++ ) v[n-i-1] = BDY(r);
4182: for ( i = 0; i < last; i++ ) {
4183: for ( s = BDY((LIST)v[i]); s; s = NEXT(s) ) {
4184: w = (DP)BDY(s); hw = HDL(w);
4185: if ( _dl_redble(hw,h,nv) ) {
4186: u = w;
4187: d = subdl(nv,h,hw);
4188: goto fin;
4189: }
4190: }
4191: }
4192: }
4193: fin:
4194: dp = dltodp(nv,d);
4195: r = mknode(2,dp,u);
4196: MKLIST(list,r);
4197: return list;
4198: }
4199:
4200: LIST sumi_symbolic(NODE l,int q,NODE f2,DP *g,int simp)
4201: {
4202: int nv;
4203: NODE t,r;
4204: NODE f0,f,fd0,fd,done0,done,red0,red;
4205: DL h,d;
4206: DP mul;
4207: int m;
4208: LIST tp,l0,l1,l2,l3,list;
4209: VECT v0,v1,v2,v3;
4210:
4211: nv = ((DP)BDY(l))->nv;
4212: t = 0;
4213:
4214: f0 = 0; fd0 = 0; done0 = 0; red0 = 0;
4215:
4216: for ( ; l; l = NEXT(l) ) {
4217: t = symb_merge(t,dp_dllist((DP)BDY(l)),nv);
4218: NEXTNODE(fd0,fd); BDY(fd) = BDY(l);
4219: }
4220:
4221: while ( t ) {
4222: h = (DL)BDY(t);
4223: NEXTNODE(done0,done); BDY(done) = dltodp(nv,h);
4224: t = NEXT(t);
4225: for(m = 0; m < q; m++)
4226: if ( _dl_redble(HDL(g[m]),h,nv) ) break;
4227: if ( m == q ) {
4228: } else {
4229: d = subdl(nv,h,HDL(g[m]));
4230: tp = sumi_simplify(nv,d,g[m],f2,simp);
4231:
4232: muldm(CO,ARG1(BDY(tp)),BDY((DP)ARG0(BDY(tp))),&mul);
4233: t = symb_merge(t,NEXT(dp_dllist(mul)),nv);
4234:
4235: NEXTNODE(f0,f); BDY(f) = tp;
4236: NEXTNODE(fd0,fd); BDY(fd) = mul;
4237: NEXTNODE(red0,red); BDY(red) = mul;
4238: }
4239: }
4240: if ( fd0 ) NEXT(fd) = 0; MKLIST(l0,fd0);
4241: v0 = ltov(l0);
4242: if ( done0 ) NEXT(done) = 0; MKLIST(l1,done0);
4243: v1 = ltov(l1);
4244: if ( f0 ) NEXT(f) = 0; MKLIST(l2,f0);
4245: v2 = ltov(l2);
4246: if ( red0 ) NEXT(red) = 0; MKLIST(l3,red0);
4247: v3 = ltov(l3);
4248: r = mknode(4,v0,v1,v2,v3);
4249: MKLIST(list,r);
4250: return list;
4251: }
4252:
4253: void Psumi_symbolic(NODE arg,LIST *rp)
4254: {
4255: NODE l,f2;
4256: DP *g;
4257: int q,simp;
4258:
4259: l = BDY((LIST)ARG0(arg));
1.2 noro 4260: q = ZTOS((Q)ARG1(arg));
1.1 noro 4261: f2 = BDY((LIST)ARG2(arg));
4262: g = (DP *)BDY((VECT)ARG3(arg));
1.2 noro 4263: simp = ZTOS((Q)ARG4(arg));
1.1 noro 4264: *rp = sumi_symbolic(l,q,f2,g,simp);
4265: }
4266:
4267: void Psumi_updatepairs(NODE arg,LIST *rp)
4268: {
4269: LIST d,l;
4270: DP *f;
4271: int m;
4272:
4273: d = (LIST)ARG0(arg);
4274: f = (DP *)BDY((VECT)ARG1(arg));
1.2 noro 4275: m = ZTOS((Q)ARG2(arg));
1.1 noro 4276: *rp = sumi_updatepairs(d,f,m);
4277: }
4278:
4279: LIST remove_zero_from_list(LIST l)
4280: {
4281: NODE n,r0,r;
4282: LIST rl;
4283:
4284: asir_assert(l,O_LIST,"remove_zero_from_list");
4285: n = BDY(l);
4286: for ( r0 = 0; n; n = NEXT(n) )
4287: if ( BDY(n) ) {
4288: NEXTNODE(r0,r);
4289: BDY(r) = BDY(n);
4290: }
4291: if ( r0 )
4292: NEXT(r) = 0;
4293: MKLIST(rl,r0);
4294: return rl;
4295: }
4296:
4297: int get_field_type(P p)
4298: {
4299: int type,t;
4300: DCP dc;
4301:
4302: if ( !p )
4303: return 0;
4304: else if ( NUM(p) )
4305: return NID((Num)p);
4306: else {
4307: type = 0;
4308: for ( dc = DC(p); dc; dc = NEXT(dc) ) {
4309: t = get_field_type(COEF(dc));
4310: if ( !t )
4311: continue;
4312: if ( t < 0 )
4313: return t;
4314: if ( !type )
4315: type = t;
4316: else if ( t != type )
4317: return -1;
4318: }
4319: return type;
4320: }
4321: }
4322:
4323: void Pdpv_ord(NODE arg,Obj *rp)
4324: {
4325: int ac,id;
4326: LIST shift;
4327:
4328: ac = argc(arg);
4329: if ( ac ) {
1.2 noro 4330: id = ZTOS((Q)ARG0(arg));
1.1 noro 4331: if ( ac > 1 && ARG1(arg) && OID((Obj)ARG1(arg))==O_LIST )
4332: shift = (LIST)ARG1(arg);
4333: else
4334: shift = 0;
4335: create_modorder_spec(id,shift,&dp_current_modspec);
4336: }
4337: *rp = dp_current_modspec->obj;
4338: }
4339:
1.9 noro 4340: extern int dpm_ordtype;
1.15 noro 4341: extern DMMstack dmm_stack;
1.9 noro 4342:
1.11 noro 4343: void set_schreyer_order(LIST n);
1.1 noro 4344:
1.10 noro 4345: void Pdpm_set_schreyer(NODE arg,LIST *rp)
1.1 noro 4346: {
1.9 noro 4347: if ( argc(arg) ) {
1.17 noro 4348: set_schreyer_order(ARG0(arg)?(LIST)ARG0(arg):0);
1.1 noro 4349: }
1.17 noro 4350: if ( dmm_stack )
4351: *rp = dmm_stack->obj;
4352: else
4353: *rp = 0;
1.1 noro 4354: }
4355:
1.18 noro 4356: DMMstack_array Schreyer_Frame;
1.23 noro 4357: DMMstack_array dpm_schreyer_frame(NODE n,int lex);
1.18 noro 4358: void set_schreyer_level(DMMstack_array array,int level);
4359:
4360: void Pdpm_set_schreyer_level(NODE arg,Q *rp)
4361: {
4362: set_schreyer_level(Schreyer_Frame,ZTOS((Q)ARG0(arg)));
4363: *rp = (Q)ARG0(arg);
4364: }
4365:
4366: void Pdpm_schreyer_frame(NODE arg,LIST *rp)
4367: {
4368: DMMstack_array a;
4369: DMMstack *body;
1.20 noro 4370: DMM *in,*sum;
4371: DPM f,s;
4372: NODE b,b1,nd;
1.18 noro 4373: LIST l;
1.20 noro 4374: VECT v;
4375: Z lev,deg,ind;
1.23 noro 4376: int len,i,nv,rank,j,lex;
4377: NODE tt,p;
4378: char *key;
4379: Obj value;
1.18 noro 4380:
1.23 noro 4381: lex = 0;
4382: if ( current_option ) {
4383: for ( tt = current_option; tt; tt = NEXT(tt) ) {
4384: p = BDY((LIST)BDY(tt));
4385: key = BDY((STRING)BDY(p));
4386: value = (Obj)BDY(NEXT(p));
4387: if ( !strcmp(key,"lex") )
4388: lex = value!=0?1:0;
4389: else {
4390: error("dpm_schreyer_frame: unknown option.");
4391: }
4392: }
4393: }
4394: Schreyer_Frame = a = dpm_schreyer_frame(BDY((LIST)ARG0(arg)),lex);
1.18 noro 4395: len = a->len;
4396: body = a->body;
1.20 noro 4397: /* XXX */
4398: nv = ((DPM)BDY(BDY((LIST)body[0]->obj)))->nv;
1.18 noro 4399: b = 0;
4400: for ( i = 0; i < len; i++ ) {
1.20 noro 4401: rank = body[i]->rank;
4402: in = body[i]->in;
4403: sum = body[i]->sum;
4404: MKVECT(v,rank+1);
4405: STOZ(i+1,lev);
4406: for ( j = 1; j <= rank; j++ ) {
4407: MKDPM(nv,in[j],f); f->sugar = in[j]->dl->td;
4408: MKDPM(nv,sum[j],s);s->sugar = sum[j]->dl->td;
4409: STOZ(s->sugar,deg);
4410: STOZ(j,ind);
4411: nd = mknode(5,f,s,ind,lev,deg);
4412: MKLIST(l,nd);
4413: BDY(v)[j] = (pointer)l;
4414: }
4415: MKNODE(b1,(pointer)v,b);
1.18 noro 4416: b = b1;
4417: }
4418: MKLIST(l,b);
4419: *rp = l;
4420: }
4421:
4422:
1.1 noro 4423: void Pdpm_hm(NODE arg,DPM *rp)
4424: {
4425: DPM p;
4426:
4427: p = (DPM)ARG0(arg); asir_assert(p,O_DPM,"dpm_hm");
4428: dpm_hm(p,rp);
4429: }
4430:
4431: void Pdpm_ht(NODE arg,DPM *rp)
4432: {
4433: DPM p;
4434:
1.9 noro 4435: p = (DPM)ARG0(arg); asir_assert(p,O_DPM,"dpm_ht");
1.1 noro 4436: dpm_ht(p,rp);
4437: }
4438:
1.10 noro 4439: void dpm_rest(DPM p,DPM *r);
4440:
4441: void Pdpm_rest(NODE arg,DPM *rp)
4442: {
4443: DPM p;
4444:
4445: p = (DPM)ARG0(arg); asir_assert(p,O_DPM,"dpm_ht");
4446: dpm_rest(p,rp);
4447: }
4448:
4449:
4450: void Pdpm_hp(NODE arg,Z *rp)
4451: {
4452: DPM p;
4453: int pos;
4454:
4455: p = (DPM)ARG0(arg); asir_assert(p,O_DPM,"dpm_ht");
4456: pos = BDY(p)->pos;
4457: STOZ(pos,*rp);
4458: }
4459:
1.9 noro 4460: void dpm_shift(DPM p,int s,DPM *rp);
4461:
4462: void Pdpm_shift(NODE arg,DPM *rp)
4463: {
4464: DPM p;
4465: int s;
4466:
4467: p = (DPM)ARG0(arg); asir_assert(p,O_DPM,"dpm_shift");
4468: s = ZTOS((Z)ARG1(arg));
4469: dpm_shift(p,s,rp);
4470: }
4471:
4472: void dpm_sort(DPM p,DPM *rp);
4473:
4474: void Pdpm_sort(NODE arg,DPM *rp)
4475: {
4476: DPM p;
4477: int s;
4478:
1.10 noro 4479: p = (DPM)ARG0(arg);
4480: if ( !p ) *rp = 0;
1.21 noro 4481: else dpm_sort(p,rp);
1.9 noro 4482: }
4483:
4484: void dpm_split(DPM p,int s,DPM *up,DPM *lo);
1.21 noro 4485: void dpm_extract(DPM p,int s,DP *r);
1.9 noro 4486:
4487: void Pdpm_split(NODE arg,LIST *rp)
4488: {
4489: DPM p,up,lo;
4490: int s;
4491: NODE nd;
4492:
1.10 noro 4493: p = (DPM)ARG0(arg);
1.9 noro 4494: s = ZTOS((Z)ARG1(arg));
4495: dpm_split(p,s,&up,&lo);
4496: nd = mknode(2,up,lo);
4497: MKLIST(*rp,nd);
4498: }
4499:
1.21 noro 4500: void Pdpm_extract(NODE arg,DP *rp)
4501: {
4502: DPM p;
4503: int s;
4504:
4505: p = (DPM)ARG0(arg);
4506: s = ZTOS((Z)ARG1(arg));
4507: dpm_extract(p,s,rp);
4508: }
4509:
1.9 noro 4510:
1.13 noro 4511: void Pdpm_hc(NODE arg,DP *rp)
1.1 noro 4512: {
1.13 noro 4513: DPM p;
4514: DP d;
4515: MP m;
4516:
1.1 noro 4517: asir_assert(ARG0(arg),O_DPM,"dpm_hc");
4518: if ( !ARG0(arg) )
4519: *rp = 0;
1.13 noro 4520: else {
4521: p = (DPM)ARG0(arg);
4522: NEWMP(m);
4523: m->dl = BDY(p)->dl;
4524: m->c = BDY(p)->c;
4525: NEXT(m) = 0;
4526: MKDP(NV(p),m,d); d->sugar = p->sugar;
4527: *rp = d;
4528: }
1.1 noro 4529: }
4530:
4531: void Pdpv_ht(NODE arg,LIST *rp)
4532: {
4533: NODE n;
4534: DP ht;
4535: int pos;
4536: DPV p;
4537: Z q;
4538:
4539: asir_assert(ARG0(arg),O_DPV,"dpv_ht");
4540: p = (DPV)ARG0(arg);
4541: pos = dpv_hp(p);
4542: if ( pos < 0 )
4543: ht = 0;
4544: else
4545: dp_ht(BDY(p)[pos],&ht);
1.2 noro 4546: STOZ(pos,q);
1.1 noro 4547: n = mknode(2,q,ht);
4548: MKLIST(*rp,n);
4549: }
4550:
4551: void Pdpv_hm(NODE arg,LIST *rp)
4552: {
4553: NODE n;
4554: DP ht;
4555: int pos;
4556: DPV p;
4557: Z q;
4558:
4559: asir_assert(ARG0(arg),O_DPV,"dpv_hm");
4560: p = (DPV)ARG0(arg);
4561: pos = dpv_hp(p);
4562: if ( pos < 0 )
4563: ht = 0;
4564: else
4565: dp_hm(BDY(p)[pos],&ht);
1.2 noro 4566: STOZ(pos,q);
1.1 noro 4567: n = mknode(2,q,ht);
4568: MKLIST(*rp,n);
4569: }
4570:
4571: void Pdpv_hc(NODE arg,LIST *rp)
4572: {
4573: NODE n;
4574: P hc;
4575: int pos;
4576: DPV p;
4577: Z q;
4578:
4579: asir_assert(ARG0(arg),O_DPV,"dpv_hc");
4580: p = (DPV)ARG0(arg);
4581: pos = dpv_hp(p);
4582: if ( pos < 0 )
4583: hc = 0;
4584: else
4585: hc = (P)BDY(BDY(p)[pos])->c;
1.2 noro 4586: STOZ(pos,q);
1.1 noro 4587: n = mknode(2,q,hc);
4588: MKLIST(*rp,n);
4589: }
4590:
4591: int dpv_hp(DPV p)
4592: {
4593: int len,i,maxp,maxw,w,slen;
4594: int *shift;
4595: DP *e;
4596:
4597: len = p->len;
4598: e = p->body;
4599: slen = dp_current_modspec->len;
4600: shift = dp_current_modspec->degree_shift;
4601: switch ( dp_current_modspec->id ) {
4602: case ORD_REVGRADLEX:
4603: for ( maxp = -1, i = 0; i < len; i++ )
4604: if ( !e[i] ) continue;
4605: else if ( maxp < 0 ) {
4606: maxw = BDY(e[i])->dl->td+(i<slen?shift[i]:0); maxp = i;
4607: } else {
4608: w = BDY(e[i])->dl->td+(i<slen?shift[i]:0);
4609: if ( w >= maxw ) {
4610: maxw = w; maxp = i;
4611: }
4612: }
4613: return maxp;
4614: case ORD_GRADLEX:
4615: for ( maxp = -1, i = 0; i < len; i++ )
4616: if ( !e[i] ) continue;
4617: else if ( maxp < 0 ) {
4618: maxw = BDY(e[i])->dl->td+(i<slen?shift[i]:0); maxp = i;
4619: } else {
4620: w = BDY(e[i])->dl->td+(i<slen?shift[i]:0);
4621: if ( w > maxw ) {
4622: maxw = w; maxp = i;
4623: }
4624: }
4625: return maxp;
4626: break;
4627: case ORD_LEX:
4628: for ( i = 0; i < len; i++ )
4629: if ( e[i] ) return i;
4630: return -1;
4631: break;
1.9 noro 4632: default:
4633: error("dpv_hp : unsupported term ordering");
4634: return -1;
4635: break;
1.1 noro 4636: }
4637: }
4638:
4639: int get_opt(char *key0,Obj *r) {
4640: NODE tt,p;
4641: char *key;
4642:
4643: if ( current_option ) {
4644: for ( tt = current_option; tt; tt = NEXT(tt) ) {
4645: p = BDY((LIST)BDY(tt));
4646: key = BDY((STRING)BDY(p));
4647: /* value = (Obj)BDY(NEXT(p)); */
4648: if ( !strcmp(key,key0) ) {
4649: *r = (Obj)BDY(NEXT(p));
4650: return 1;
4651: }
4652: }
4653: }
4654: return 0;
4655: }
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>