Annotation of OpenXM/src/kan96xx/Kan/kanExport0.c, Revision 1.2
1.2 ! takayama 1: /* $OpenXM$ */
1.1 maekawa 2: #include <stdio.h>
3: #include "datatype.h"
4: #include "stackm.h"
5: #include "extern.h"
6: #include "extern2.h"
7: #include "lookup.h"
8: #include "matrix.h"
9: #include "gradedset.h"
10: #include "kclass.h"
11:
12: #define universalToPoly(un,rp) (isZero(un)?ZERO:coeffToPoly(un,rp))
13:
14: static void checkDuplicateName(char *xvars[],char *dvars[],int n);
15:
16: static void yet() { fprintf(stderr,"Not implemented."); }
17:
18: int SerialCurrent = -1; /* Current Serial number of the recieved packet as server. */
19:
20: int ReverseOutputOrder = 1;
21: int WarningNoVectorVariable = 1;
22:
23: /** :arithmetic **/
24: struct object KooAdd(ob1,ob2)
25: struct object ob1,ob2;
26: {
27: extern struct ring *CurrentRingp;
28: struct object rob = NullObject;
29: POLY r;
30: int s,i;
31: objectp f1,f2,g1,g2;
32: struct object nn,dd;
33:
34: switch (Lookup[ob1.tag][ob2.tag]) {
35: case SintegerSinteger:
36: return(KpoInteger(ob1.lc.ival + ob2.lc.ival));
37: break;
38: case SpolySpoly:
39: r = ppAdd(ob1.lc.poly,ob2.lc.poly);
40: rob.tag = Spoly; rob.lc.poly = r;
41: return(rob);
42: break;
43: case SarraySarray:
44: s = getoaSize(ob1);
45: if (s != getoaSize(ob2)) {
46: errorKan1("%s\n","Two arrays must have a same size.");
47: }
48: rob = newObjectArray(s);
49: for (i=0; i<s; i++) {
50: putoa(rob,i,KooAdd(getoa(ob1,i),getoa(ob2,i)));
51: }
52: return(rob);
53: break;
54: case SuniversalNumberSuniversalNumber:
55: rob.tag = SuniversalNumber;
56: rob.lc.universalNumber = newUniversalNumber(0);
57: Cadd(rob.lc.universalNumber,ob1.lc.universalNumber,ob2.lc.universalNumber);
58: return(rob);
59: break;
60: case SuniversalNumberSpoly:
61: rob.tag = Spoly;
62: r = ob2.lc.poly;
63: if (r ISZERO) {
64: /*warningKan("KooAdd(universalNumber,0 polynomial) cannot determine the ring for the result. Assume the current ring.");
65: rob.lc.poly = universalToPoly(ob1.lc.universalNumber,CurrentRingp);*/
66: rob = ob1;
67: return(rob); /* returns universal number. */
68: }
69: rob.lc.poly = ppAdd(universalToPoly(ob1.lc.universalNumber,r->m->ringp),r);
70: return(rob);
71: break;
72: case SpolySuniversalNumber:
73: return(KooAdd(ob2,ob1));
74: break;
75: case SuniversalNumberSinteger:
76: rob.tag = SuniversalNumber;
77: rob.lc.universalNumber = newUniversalNumber(0);
78: nn.tag = SuniversalNumber;
79: nn.lc.universalNumber = newUniversalNumber(KopInteger(ob2));
80: Cadd(rob.lc.universalNumber,ob1.lc.universalNumber,nn.lc.universalNumber);
81: return(rob);
82: break;
83: case SintegerSuniversalNumber:
84: rob.tag = SuniversalNumber;
85: rob.lc.universalNumber = newUniversalNumber(0);
86: nn.tag = SuniversalNumber;
87: nn.lc.universalNumber = newUniversalNumber(KopInteger(ob1));
88: Cadd(rob.lc.universalNumber,nn.lc.universalNumber,ob2.lc.universalNumber);
89: return(rob);
90: break;
91:
92: case SrationalFunctionSrationalFunction:
93: f1 = Knumerator(ob1);
94: f2 = Kdenominator(ob1);
95: g1 = Knumerator(ob2);
96: g2 = Kdenominator(ob2);
97: nn = KooAdd(KooMult(*g2,*f1),KooMult(*f2,*g1));
98: dd = KooMult(*f2,*g2);
99: rob = KnewRationalFunction0(copyObjectp(&nn),copyObjectp(&dd));
100: KisInvalidRational(&rob);
101: return(rob);
102: break;
103: case SpolySrationalFunction: /* f1 + g1/g2 = (g2 f1 + g1)/g2 */
104: case SuniversalNumberSrationalFunction:
105: g1 = Knumerator(ob2);
106: g2 = Kdenominator(ob2);
107: nn = KooAdd(KooMult(*g2,ob1),*g1);
108: rob = KnewRationalFunction0(copyObjectp(&nn),g2);
109: KisInvalidRational(&rob);
110: return(rob);
111: break;
112: case SrationalFunctionSpoly:
113: case SrationalFunctionSuniversalNumber:
114: return(KooAdd(ob2,ob1));
115: break;
116: case SdoubleSdouble:
117: return(KpoDouble( KopDouble(ob1) + KopDouble(ob2) ));
118: break;
119: case SdoubleSinteger:
120: case SdoubleSuniversalNumber:
121: case SdoubleSrationalFunction:
122: return(KpoDouble( KopDouble(ob1) + toDouble0(ob2) ) );
123: break;
124: case SintegerSdouble:
125: case SuniversalNumberSdouble:
126: case SrationalFunctionSdouble:
127: return(KpoDouble( toDouble0(ob1) + KopDouble(ob2) ) );
128: break;
129: case SclassSclass:
130: case SclassSinteger:
131: case SclassSpoly:
132: case SclassSuniversalNumber:
133: case SclassSrationalFunction:
134: case SclassSdouble:
135: case SpolySclass:
136: case SintegerSclass:
137: case SuniversalNumberSclass:
138: case SrationalFunctionSclass:
139: case SdoubleSclass:
140: return(Kclass_ooAdd(ob1,ob2));
141: break;
142:
143:
144: default:
145: warningKan("KooAdd() has not supported yet these objects.\n");
146: break;
147: }
148: return(rob);
149: }
150:
151: struct object KooSub(ob1,ob2)
152: struct object ob1,ob2;
153: {
154: struct object rob = NullObject;
155: POLY r;
156: int s,i;
157: objectp f1,f2,g1,g2;
158: extern struct coeff *UniversalZero;
159: struct object nn,dd;
160:
161: switch (Lookup[ob1.tag][ob2.tag]) {
162: case SintegerSinteger:
163: return(KpoInteger(ob1.lc.ival - ob2.lc.ival));
164: break;
165: case SpolySpoly:
166: r = ppSub(ob1.lc.poly,ob2.lc.poly);
167: rob.tag = Spoly; rob.lc.poly = r;
168: return(rob);
169: break;
170: case SarraySarray:
171: s = getoaSize(ob1);
172: if (s != getoaSize(ob2)) {
173: errorKan1("%s\n","Two arrays must have a same size.");
174: }
175: rob = newObjectArray(s);
176: for (i=0; i<s; i++) {
177: putoa(rob,i,KooSub(getoa(ob1,i),getoa(ob2,i)));
178: }
179: return(rob);
180: break;
181: case SuniversalNumberSuniversalNumber:
182: rob.tag = SuniversalNumber;
183: rob.lc.universalNumber = newUniversalNumber(0);
184: Csub(rob.lc.universalNumber,ob1.lc.universalNumber,ob2.lc.universalNumber);
185: return(rob);
186: break;
187:
188: case SuniversalNumberSpoly:
189: rob.tag = Spoly;
190: r = ob2.lc.poly;
191: if (r ISZERO) {
192: rob = ob1;
193: return(rob); /* returns universal number. */
194: }
195: rob.lc.poly = ppSub(universalToPoly(ob1.lc.universalNumber,r->m->ringp),r);
196: return(rob);
197: break;
198: case SpolySuniversalNumber:
199: rob.tag = Spoly;
200: r = ob1.lc.poly;
201: if (r ISZERO) {
202: rob.tag = SuniversalNumber;
203: rob.lc.universalNumber = newUniversalNumber(0);
204: Csub(rob.lc.universalNumber,UniversalZero,ob2.lc.universalNumber);
205: return(rob); /* returns universal number. */
206: }
207: rob.lc.poly = ppSub(r,universalToPoly(ob2.lc.universalNumber,r->m->ringp));
208: return(rob);
209: break;
210:
211: case SuniversalNumberSinteger:
212: rob.tag = SuniversalNumber;
213: rob.lc.universalNumber = newUniversalNumber(0);
214: nn.tag = SuniversalNumber;
215: nn.lc.universalNumber = newUniversalNumber(KopInteger(ob2));
216: Csub(rob.lc.universalNumber,ob1.lc.universalNumber,nn.lc.universalNumber);
217: return(rob);
218: break;
219: case SintegerSuniversalNumber:
220: rob.tag = SuniversalNumber;
221: rob.lc.universalNumber = newUniversalNumber(0);
222: nn.tag = SuniversalNumber;
223: nn.lc.universalNumber = newUniversalNumber(KopInteger(ob1));
224: Csub(rob.lc.universalNumber,nn.lc.universalNumber,ob2.lc.universalNumber);
225: return(rob);
226: break;
227:
228: case SrationalFunctionSrationalFunction:
229: f1 = Knumerator(ob1);
230: f2 = Kdenominator(ob1);
231: g1 = Knumerator(ob2);
232: g2 = Kdenominator(ob2);
233: nn = KooSub(KooMult(*g2,*f1),KooMult(*f2,*g1));
234: dd = KooMult(*f2,*g2);
235: rob = KnewRationalFunction0(copyObjectp(&nn),copyObjectp(&dd));
236: KisInvalidRational(&rob);
237: return(rob);
238: break;
239: case SpolySrationalFunction: /* f1 - g1/g2 = (g2 f1 - g1)/g2 */
240: case SuniversalNumberSrationalFunction:
241: g1 = Knumerator(ob2);
242: g2 = Kdenominator(ob2);
243: nn = KooSub(KooMult(*g2,ob1),*g1);
244: rob = KnewRationalFunction0(copyObjectp(&nn),g2);
245: KisInvalidRational(&rob);
246: return(rob);
247: break;
248: case SrationalFunctionSpoly:
249: case SrationalFunctionSuniversalNumber: /* f1/f2 - ob2= (f1 - f2*ob2)/f2 */
250: f1 = Knumerator(ob1);
251: f2 = Kdenominator(ob1);
252: nn = KooSub(*f1,KooMult(*f2,ob2));
253: rob = KnewRationalFunction0(copyObjectp(&nn),f2);
254: KisInvalidRational(&rob);
255: return(rob);
256: break;
257:
258: case SdoubleSdouble:
259: return(KpoDouble( KopDouble(ob1) - KopDouble(ob2) ));
260: break;
261: case SdoubleSinteger:
262: case SdoubleSuniversalNumber:
263: case SdoubleSrationalFunction:
264: return(KpoDouble( KopDouble(ob1) - toDouble0(ob2) ) );
265: break;
266: case SintegerSdouble:
267: case SuniversalNumberSdouble:
268: case SrationalFunctionSdouble:
269: return(KpoDouble( toDouble0(ob1) - KopDouble(ob2) ) );
270: break;
271:
272: default:
273: warningKan("KooSub() has not supported yet these objects.\n");
274: break;
275: }
276: return(rob);
277: }
278:
279: struct object KooMult(ob1,ob2)
280: struct object ob1,ob2;
281: {
282: struct object rob = NullObject;
283: POLY r;
284: int i,s;
285: objectp f1,f2,g1,g2;
286: struct object dd,nn;
287:
288:
289: switch (Lookup[ob1.tag][ob2.tag]) {
290: case SintegerSinteger:
291: return(KpoInteger(ob1.lc.ival * ob2.lc.ival));
292: break;
293: case SpolySpoly:
294: r = ppMult(ob1.lc.poly,ob2.lc.poly);
295: rob.tag = Spoly; rob.lc.poly = r;
296: return(rob);
297: break;
298: case SarraySarray:
299: return(KaoMult(ob1,ob2));
300: break;
301: case SpolySarray:
302: case SuniversalNumberSarray:
303: case SrationalFunctionSarray:
304: case SintegerSarray:
305: s = getoaSize(ob2);
306: rob = newObjectArray(s);
307: for (i=0; i<s; i++) {
308: putoa(rob,i,KooMult(ob1,getoa(ob2,i)));
309: }
310: return(rob);
311: break;
312:
313: case SarraySpoly:
314: case SarraySuniversalNumber:
315: case SarraySrationalFunction:
316: case SarraySinteger:
317: s = getoaSize(ob1);
318: rob = newObjectArray(s);
319: for (i=0; i<s; i++) {
320: putoa(rob,i,KooMult(getoa(ob1,i),ob2));
321: }
322: return(rob);
323: break;
324:
325:
326: case SuniversalNumberSuniversalNumber:
327: rob.tag = SuniversalNumber;
328: rob.lc.universalNumber = newUniversalNumber(0);
329: Cmult(rob.lc.universalNumber,ob1.lc.universalNumber,ob2.lc.universalNumber);
330: return(rob);
331: break;
332:
333: case SuniversalNumberSpoly:
334: r = ob2.lc.poly;
335: if (r ISZERO) {
336: rob.tag = SuniversalNumber;
337: rob.lc.universalNumber = newUniversalNumber(0);
338: return(rob); /* returns universal number. */
339: }
340: if (isZero(ob1.lc.universalNumber)) {
341: rob.tag = Spoly;
342: rob.lc.poly = ZERO;
343: return(rob);
344: }
345: rob.tag = Spoly;
346: rob.lc.poly = ppMult(universalToPoly(ob1.lc.universalNumber,r->m->ringp),r);
347: return(rob);
348: break;
349: case SpolySuniversalNumber:
350: return(KooMult(ob2,ob1));
351: break;
352:
353: case SuniversalNumberSinteger:
354: rob.tag = SuniversalNumber;
355: rob.lc.universalNumber = newUniversalNumber(0);
356: nn.tag = SuniversalNumber;
357: nn.lc.universalNumber = newUniversalNumber(KopInteger(ob2));
358: Cmult(rob.lc.universalNumber,ob1.lc.universalNumber,nn.lc.universalNumber);
359: return(rob);
360: break;
361: case SintegerSuniversalNumber:
362: rob.tag = SuniversalNumber;
363: rob.lc.universalNumber = newUniversalNumber(0);
364: nn.tag = SuniversalNumber;
365: nn.lc.universalNumber = newUniversalNumber(KopInteger(ob1));
366: Cmult(rob.lc.universalNumber,nn.lc.universalNumber,ob2.lc.universalNumber);
367: return(rob);
368: break;
369:
370: case SrationalFunctionSrationalFunction:
371: f1 = Knumerator(ob1);
372: f2 = Kdenominator(ob1);
373: g1 = Knumerator(ob2);
374: g2 = Kdenominator(ob2);
375: nn = KooMult(*f1,*g1);
376: dd = KooMult(*f2,*g2);
377: rob = KnewRationalFunction0(copyObjectp(&nn),copyObjectp(&dd));
378: KisInvalidRational(&rob);
379: return(rob);
380: break;
381: case SpolySrationalFunction: /* ob1 g1/g2 */
382: case SuniversalNumberSrationalFunction:
383: g1 = Knumerator(ob2);
384: g2 = Kdenominator(ob2);
385: nn = KooMult(ob1,*g1);
386: rob = KnewRationalFunction0(copyObjectp(&nn),g2);
387: KisInvalidRational(&rob);
388: return(rob);
389: break;
390: case SrationalFunctionSpoly:
391: case SrationalFunctionSuniversalNumber: /* f1*ob2/f2 */
392: f1 = Knumerator(ob1);
393: f2 = Kdenominator(ob1);
394: nn = KooMult(*f1,ob2);
395: rob = KnewRationalFunction0(copyObjectp(&nn),f2);
396: KisInvalidRational(&rob);
397: return(rob);
398: break;
399:
400: case SdoubleSdouble:
401: return(KpoDouble( KopDouble(ob1) * KopDouble(ob2) ));
402: break;
403: case SdoubleSinteger:
404: case SdoubleSuniversalNumber:
405: case SdoubleSrationalFunction:
406: return(KpoDouble( KopDouble(ob1) * toDouble0(ob2) ) );
407: break;
408: case SintegerSdouble:
409: case SuniversalNumberSdouble:
410: case SrationalFunctionSdouble:
411: return(KpoDouble( toDouble0(ob1) * KopDouble(ob2) ) );
412: break;
413:
414: default:
415: warningKan("KooMult() has not supported yet these objects.\n");
416: break;
417: }
418: return(rob);
419: }
420:
421:
422:
423: struct object KoNegate(obj)
424: struct object obj;
425: {
426: struct object rob = NullObject;
427: extern struct ring SmallRing;
428: struct object tob;
429: switch(obj.tag) {
430: case Sinteger:
431: rob = obj;
432: rob.lc.ival = -rob.lc.ival;
433: break;
434: case Spoly:
435: rob.tag = Spoly;
436: rob.lc.poly = ppSub(ZERO,obj.lc.poly);
437: break;
438: case SuniversalNumber:
439: rob.tag = SuniversalNumber;
440: rob.lc.universalNumber = coeffNeg(obj.lc.universalNumber,&SmallRing);
441: break;
442: case SrationalFunction:
443: rob.tag = SrationalFunction;
444: tob = KoNegate(*(Knumerator(obj)));
445: Knumerator(rob) = copyObjectp( &tob);
446: Kdenominator(rob) = Kdenominator(obj);
447: break;
448:
449: case Sdouble:
450: rob = KpoDouble( - toDouble0(obj) );
451: break;
452:
453: default:
454: warningKan("KoNegate() has not supported yet these objects.\n");
455: break;
456: }
457: return(rob);
458: }
459:
460: struct object KoInverse(obj)
461: struct object obj;
462: {
463: struct object rob = NullObject;
464: extern struct coeff *UniversalOne;
465: objectp onep;
466: struct object tob;
467: switch(obj.tag) {
468: case Spoly:
469: tob.tag = SuniversalNumber;
470: tob.lc.universalNumber = UniversalOne;
471: onep = copyObjectp(& tob);
472: rob = KnewRationalFunction0(onep,copyObjectp(&obj));
473: KisInvalidRational(&rob);
474: break;
475: case SuniversalNumber:
476: tob.tag = SuniversalNumber;
477: tob.lc.universalNumber = UniversalOne;
478: onep = copyObjectp(& tob);
479: rob = KnewRationalFunction0(onep,copyObjectp(&obj));
480: KisInvalidRational(&rob);
481: break;
482: case SrationalFunction:
483: rob = obj;
484: Knumerator(rob) = Kdenominator(obj);
485: Kdenominator(rob) = Knumerator(obj);
486: KisInvalidRational(&rob);
487: break;
488: default:
489: warningKan("KoInverse() has not supported yet these objects.\n");
490: break;
491: }
492: return(rob);
493: }
494:
495:
496: static int isVector(ob)
497: struct object ob;
498: {
499: int i,n;
500: n = getoaSize(ob);
501: for (i=0; i<n; i++) {
502: if (getoa(ob,i).tag == Sarray) return(0);
503: }
504: return(1);
505: }
506:
507: static int isMatrix(ob,m,n)
508: struct object ob;
509: int m,n;
510: {
511: int i,j;
512: for (i=0; i<m; i++) {
513: if (getoa(ob,i).tag != Sarray) return(0);
514: if (getoaSize(getoa(ob,i)) != n) return(0);
515: for (j=0; j<n; j++) {
516: if (getoa(getoa(ob,i),j).tag != Spoly) return(-1);
517: }
518: }
519: return(1);
520: }
521:
522:
523: struct object KaoMult(aa,bb)
524: struct object aa,bb;
525: /* aa and bb is assumed to be array. */
526: {
527: int m,n,m2,n2;
528: int i,j,k;
529: POLY tmp;
530: POLY fik;
531: POLY gkj;
532: struct object rob;
533: int r1,r2;
534: int rsize;
535: struct object tob;
536: struct object ob1;
537: extern struct ring SmallRing;
538:
539: m = getoaSize(aa); m2 = getoaSize(bb);
540: if (m == 0 || m2 == 0) errorKan1("%s\n","KaoMult(). Invalid matrix size.");
541:
542: /* new code for vector x vector,... etc */
543: r1 = isVector(aa); r2 = isVector(bb);
544: if (r1 && r2 ) { /* vector X vector ---> scalar.*/
545: rsize = getoaSize(aa);
546: if (rsize != getoaSize(bb)) {
547: errorKan1("%s\n","KaoMult(vector,vector). The size of the vectors must be the same.");
548: }
549: if (r1 != 0) {
550: ob1 = getoa(aa,0);
551: if (ob1.tag == Spoly) {
552: rob.tag = Spoly; rob.lc.poly = ZERO;
553: }else if (ob1.tag == Sinteger) {
554: rob.tag = Sinteger; rob.lc.ival = 0;
555: }else {
556: rob.tag = SuniversalNumber;
557: rob.lc.universalNumber = intToCoeff(0,&SmallRing);
558: }
559: }else{
560: rob.tag = Spoly; rob.lc.poly = ZERO;
561: }
562: for (i=0; i<rsize; i++) {
563: rob = KooAdd(rob,KooMult(getoa(aa,i),getoa(bb,i)));
564: }
565: return(rob);
566: } else if (r1 == 0 && r2 ) { /* matrix X vector ---> vector */
567: /* (m n) (m2=n) */
568: n = getoaSize(getoa(aa,0));
569: if (isMatrix(aa,m,n) == 0) {
570: errorKan1("%s\n","KaoMult(matrix,vector). The left object is not matrix.");
571: }else if (n != m2) {
572: errorKan1("%s\n","KaoMult(). Invalid matrix and vector sizes for mult.");
573: } else ;
574: rob = newObjectArray(m);
575: for (i=0; i<m; i++) {
576: getoa(rob,i) = KooMult(getoa(aa,i),bb);
577: }
578: return(rob);
579: }else if (r1 && r2 == 0) { /* vector X matrix ---> vector */
580: tob = newObjectArray(1);
581: getoa(tob,0) = aa; /* [aa] * bb and strip [ ] */
582: tob = KooMult(tob,bb);
583: return(getoa(tob,0));
584: } else ; /* continue: matrix X matrix case. */
585: /* end of new code */
586:
587: if (getoa(aa,0).tag != Sarray || getoa(bb,0).tag != Sarray) {
588: errorKan1("%s\n","KaoMult(). Matrix must be given.");
589: }
590: n = getoaSize(getoa(aa,0));
591: n2 = getoaSize(getoa(bb,0));
592: if (n != m2) errorKan1("%s\n","KaoMult(). Invalid matrix size for mult. ((p,q)X(q,r)");
593: r1 = isMatrix(aa,m,n); r2 = isMatrix(bb,m2,n2);
594: if (r1 == -1 || r2 == -1) {
595: /* Object multiplication. Elements are not polynomials. */
596: struct object ofik,ogkj,otmp;
597: rob = newObjectArray(m);
598: for (i=0; i<m; i++) {
599: getoa(rob,i) = newObjectArray(n2);
600: }
601: for (i=0; i<m; i++) {
602: for (j=0; j<n2; j++) {
603: ofik = getoa(getoa(aa,i),0);
604: ogkj = getoa(getoa(bb,0),j);
605: otmp = KooMult( ofik, ogkj);
606: for (k=1; k<n; k++) {
607: ofik = getoa(getoa(aa,i),k);
608: ogkj = getoa(getoa(bb,k),j);
609: otmp = KooAdd(otmp, KooMult( ofik, ogkj));
610: }
611: getoa(getoa(rob,i),j) = otmp;
612: }
613: }
614: return(rob);
615: /*errorKan1("%s\n","KaoMult().Elements of the matrix must be polynomials.");*/
616: }
617: if (r1 == 0 || r2 == 0)
618: errorKan1("%s\n","KaoMult(). Invalid matrix form for mult.");
619:
620: rob = newObjectArray(m);
621: for (i=0; i<m; i++) {
622: getoa(rob,i) = newObjectArray(n2);
623: }
624: for (i=0; i<m; i++) {
625: for (j=0; j<n2; j++) {
626: tmp = ZERO;
627: for (k=0; k<n; k++) {
628: fik = KopPOLY(getoa(getoa(aa,i),k));
629: gkj = KopPOLY(getoa(getoa(bb,k),j));
630: tmp = ppAdd(tmp, ppMult( fik, gkj));
631: }
632: getoa(getoa(rob,i),j) = KpoPOLY(tmp);
633: }
634: }
635: return(rob);
636: }
637:
638: struct object KooDiv(ob1,ob2)
639: struct object ob1,ob2;
640: {
641: struct object rob = NullObject;
642: switch (Lookup[ob1.tag][ob2.tag]) {
643: case SintegerSinteger:
644: return(KpoInteger((ob1.lc.ival) / (ob2.lc.ival)));
645: break;
646: case SuniversalNumberSuniversalNumber:
647: rob.tag = SuniversalNumber;
648: rob.lc.universalNumber = newUniversalNumber(0);
649: universalNumberDiv(rob.lc.universalNumber,ob1.lc.universalNumber,
650: ob2.lc.universalNumber);
651: return(rob);
652: break;
653:
654:
655: default:
656: warningKan("KooDiv() has not supported yet these objects.\n");
657: break;
658: }
659: return(rob);
660: }
661:
662: /* :relation */
663: KooEqualQ(obj1,obj2)
664: struct object obj1;
665: struct object obj2;
666: {
667: struct object ob;
668: int i;
669: if (obj1.tag != obj2.tag) {
670: warningKan("KooEqualQ(ob1,ob2): the datatypes of ob1 and ob2 are not same. Returns false (0).\n");
671: return(0);
672: }
673: switch(obj1.tag) {
674: case 0:
675: return(1); /* case of NullObject */
676: break;
677: case Sinteger:
678: if (obj1.lc.ival == obj2.lc.ival) return(1);
679: else return(0);
680: break;
681: case Sstring:
682: case Sdollar:
683: if (strcmp(obj1.lc.str, obj2.lc.str)==0) return(1);
684: else return(0);
685: break;
686: case Spoly:
687: ob = KooSub(obj1,obj2);
688: if (KopPOLY(ob) == ZERO) return(1);
689: else return(0);
690: case Sarray:
691: if (getoaSize(obj1) != getoaSize(obj2)) return(0);
692: for (i=0; i< getoaSize(obj1); i++) {
693: if (KooEqualQ(getoa(obj1,i),getoa(obj2,i))) { ; }
694: else { return(0); }
695: }
696: return(1);
697: case Slist:
698: if (KooEqualQ(*(obj1.lc.op),*(obj2.lc.op))) {
699: if (isNullList(obj1.rc.op)) {
700: if (isNullList(obj2.rc.op)) return(1);
701: else return(0);
702: }else{
703: if (isNullList(obj2.rc.op)) return(0);
704: return(KooEqualQ(*(obj1.rc.op),*(obj2.rc.op)));
705: }
706: }else{
707: return(0);
708: }
709: break;
710: case SuniversalNumber:
711: return(coeffEqual(obj1.lc.universalNumber,obj2.lc.universalNumber));
712: break;
713: case Sring:
714: return(KopRingp(obj1) == KopRingp(obj2));
715: break;
716: case Sclass:
717: return(KclassEqualQ(obj1,obj2));
718: break;
719: case Sdouble:
720: return(KopDouble(obj1) == KopDouble(obj2));
721: break;
722: default:
723: errorKan1("%s\n","KooEqualQ() has not supported these objects yet.");
724: break;
725: }
726: }
727:
728:
729: struct object KoIsPositive(ob1)
730: struct object ob1;
731: {
732: struct object rob = NullObject;
733: switch (ob1.tag) {
734: case Sinteger:
735: return(KpoInteger(ob1.lc.ival > 0));
736: break;
737: default:
738: warningKan("KoIsPositive() has not supported yet these objects.\n");
739: break;
740: }
741: return(rob);
742: }
743:
744: struct object KooGreater(obj1,obj2)
745: struct object obj1;
746: struct object obj2;
747: {
748: struct object ob;
749: int tt;
750: if (obj1.tag != obj2.tag) {
751: errorKan1("%s\n","You cannot compare different kinds of objects.");
752: }
753: switch(obj1.tag) {
754: case 0:
755: return(KpoInteger(1)); /* case of NullObject */
756: break;
757: case Sinteger:
758: if (obj1.lc.ival > obj2.lc.ival) return(KpoInteger(1));
759: else return(KpoInteger(0));
760: break;
761: case Sstring:
762: case Sdollar:
763: if (strcmp(obj1.lc.str, obj2.lc.str)>0) return(KpoInteger(1));
764: else return(KpoInteger(0));
765: break;
766: case Spoly:
767: if ((*mmLarger)(obj1.lc.poly,obj2.lc.poly) == 1) return(KpoInteger(1));
768: else return(KpoInteger(0));
769: break;
770: case SuniversalNumber:
771: tt = coeffGreater(obj1.lc.universalNumber,obj2.lc.universalNumber);
772: if (tt > 0) return(KpoInteger(1));
773: else return(KpoInteger(0));
774: break;
775: case Sdouble:
776: if ( KopDouble(obj1) > KopDouble(obj2) ) return(KpoInteger(1));
777: else return(KpoInteger(0));
778: break;
779: default:
780: errorKan1("%s\n","KooGreater() has not supported these objects yet.");
781: break;
782: }
783: }
784:
785: struct object KooLess(obj1,obj2)
786: struct object obj1;
787: struct object obj2;
788: {
789: struct object ob;
790: int tt;
791: if (obj1.tag != obj2.tag) {
792: errorKan1("%s\n","You cannot compare different kinds of objects.");
793: }
794: switch(obj1.tag) {
795: case 0:
796: return(KpoInteger(1)); /* case of NullObject */
797: break;
798: case Sinteger:
799: if (obj1.lc.ival < obj2.lc.ival) return(KpoInteger(1));
800: else return(KpoInteger(0));
801: break;
802: case Sstring:
803: case Sdollar:
804: if (strcmp(obj1.lc.str, obj2.lc.str)<0) return(KpoInteger(1));
805: else return(KpoInteger(0));
806: break;
807: case Spoly:
808: if ((*mmLarger)(obj2.lc.poly,obj1.lc.poly) == 1) return(KpoInteger(1));
809: else return(KpoInteger(0));
810: break;
811: case SuniversalNumber:
812: tt = coeffGreater(obj1.lc.universalNumber,obj2.lc.universalNumber);
813: if (tt < 0) return(KpoInteger(1));
814: else return(KpoInteger(0));
815: break;
816: case Sdouble:
817: if ( KopDouble(obj1) < KopDouble(obj2) ) return(KpoInteger(1));
818: else return(KpoInteger(0));
819: break;
820: default:
821: errorKan1("%s\n","KooLess() has not supported these objects yet.");
822: break;
823: }
824: }
825:
826: /* :conversion */
827:
828: struct object KdataConversion(obj,key)
829: struct object obj;
830: char *key;
831: {
832: char tmps[128]; /* Assume that double is not more than 128 digits */
833: char intstr[100]; /* Assume that int is not more than 100 digits */
834: struct object rob;
835: extern struct ring *CurrentRingp;
836: extern struct ring SmallRing;
837: int flag;
838: struct object rob1,rob2;
839: char *s;
840: int i;
1.2 ! takayama 841: double f;
! 842: double f2;
1.1 maekawa 843: /* reports the data type */
844: if (key[0] == 't' || key[0] =='e') {
845: if (strcmp(key,"type?")==0) {
846: rob = KpoInteger(obj.tag);
847: return(rob);
848: }else if (strcmp(key,"type??")==0) {
849: if (obj.tag != Sclass) {
850: rob = KpoInteger(obj.tag);
851: }else {
852: rob = KpoInteger(ectag(obj));
853: }
854: return(rob);
855: }else if (strcmp(key,"error")==0) {
856: rob = KnewErrorPacketObj(obj);
857: return(rob);
858: }
859: }
860: switch(obj.tag) {
861: case Snull:
862: if (strcmp(key,"integer") == 0) {
863: rob = KpoInteger(0);
864: return(rob);
865: }else if (strcmp(key,"universalNumber") == 0) {
866: rob.tag = SuniversalNumber;
867: rob.lc.universalNumber = intToCoeff(obj.lc.ival,&SmallRing);
868: return(rob);
869: }else if (strcmp(key,"poly") == 0) {
870: rob = KpoPOLY(ZERO);
871: }else{
872: warningKan("Sorry. The data conversion from null to this data type has not supported yet.\n");
873: }
874: break;
875: case Sinteger:
876: if (strcmp(key,"string") == 0) { /* ascii code */
877: rob.tag = Sdollar;
878: rob.lc.str = (char *)sGC_malloc(2);
879: if (rob.lc.str == (char *)NULL) errorKan1("%s","No more memory.\n");
880: (rob.lc.str)[0] = obj.lc.ival; (rob.lc.str)[1] = '\0';
881: return(rob);
882: }else if (strcmp(key,"integer")==0) {
883: return(obj);
884: }else if (strcmp(key,"poly") == 0) {
885: rob.tag = Spoly;
886: rob.lc.poly = cxx(obj.lc.ival,0,0,CurrentRingp);
887: return(rob);
888: }else if (strcmp(key,"dollar") == 0) {
889: rob.tag = Sdollar;
890: sprintf(intstr,"%d",obj.lc.ival);
891: rob.lc.str = (char *)sGC_malloc(strlen(intstr)+2);
892: if (rob.lc.str == (char *)NULL) errorKan1("%s","No more memory.\n");
893: strcpy(rob.lc.str,intstr);
894: return(rob);
895: }else if (strcmp(key,"universalNumber")==0) {
896: rob.tag = SuniversalNumber;
897: rob.lc.universalNumber = intToCoeff(obj.lc.ival,&SmallRing);
898: return(rob);
899: }else if (strcmp(key,"double") == 0) {
900: rob = KpoDouble((double) (obj.lc.ival));
901: return(rob);
902: }else if (strcmp(key,"null") == 0) {
903: rob = NullObject;
904: return(rob);
905: }else{
906: warningKan("Sorry. This type of data conversion has not supported yet.\n");
907: }
908: break;
909: case Sdollar:
910: if (strcmp(key,"dollar") == 0 || strcmp(key,"string")==0) {
911: rob = obj;
912: return(rob);
913: }else if (strcmp(key,"literal") == 0) {
914: rob.tag = Sstring;
915: s = (char *) sGC_malloc(sizeof(char)*(strlen(obj.lc.str)+3));
916: if (s == (char *) NULL) {
917: errorKan1("%s\n","No memory.");
918: }
919: s[0] = '/';
920: strcpy(&(s[1]),obj.lc.str);
921: rob.lc.str = &(s[1]);
922: /* set the hashing value. */
923: rob2 = lookupLiteralString(s);
924: rob.rc.op = rob2.lc.op;
925: return(rob);
926: }else if (strcmp(key,"poly")==0) {
927: rob.tag = Spoly;
928: rob.lc.poly = stringToPOLY(obj.lc.str,CurrentRingp);
929: return(rob);
930: }else if (strcmp(key,"array")==0) {
931: rob = newObjectArray(strlen(obj.lc.str));
932: for (i=0; i<strlen(obj.lc.str); i++) {
933: putoa(rob,i,KpoInteger((obj.lc.str)[i]));
934: }
935: return(rob);
936: }else if (strcmp(key,"universalNumber") == 0) {
937: rob.tag = SuniversalNumber;
938: rob.lc.universalNumber = stringToUniversalNumber(obj.lc.str,&flag);
939: if (flag == -1) errorKan1("KdataConversion(): %s",
940: "It's not number.\n");
1.2 ! takayama 941: return(rob);
! 942: }else if (strcmp(key,"double") == 0) {
! 943: /* Check the format. 2.3432 e2 is not allowed. It should be 2.3232e2.*/
! 944: flag = 0;
! 945: for (i=0; (obj.lc.str)[i] != '\0'; i++) {
! 946: if ((obj.lc.str)[i] > ' ' && flag == 0) flag=1;
! 947: else if ((obj.lc.str)[i] <= ' ' && flag == 1) flag = 2;
! 948: else if ((obj.lc.str)[i] > ' ' && flag == 2) flag=3;
! 949: }
! 950: if (flag == 3) errorKan1("KdataConversion(): %s","The data for the double contains blanck(s)");
! 951: /* Read the double. */
! 952: if (sscanf(obj.lc.str,"%lf",&f) <= 0) {
! 953: errorKan1("KdataConversion(): %s","It cannot be translated to double.");
! 954: }
! 955: rob = KpoDouble(f);
1.1 maekawa 956: return(rob);
957: }else if (strcmp(key,"null") == 0) {
958: rob = NullObject;
959: return(rob);
960: }else{
961: warningKan("Sorry. This type of data conversion has not supported yet.\n");
962: }
963: break;
964: case Sarray:
965: if (strcmp(key,"array") == 0) {
966: return(rob);
967: }else if (strcmp(key,"list") == 0) {
968: rob = *( arrayToList(obj) );
969: return(rob);
970: }else if (strcmp(key,"arrayOfPOLY")==0) {
971: rob = KpoArrayOfPOLY(arrayToArrayOfPOLY(obj));
972: return(rob);
973: }else if (strcmp(key,"matrixOfPOLY")==0) {
974: rob = KpoMatrixOfPOLY(arrayToMatrixOfPOLY(obj));
975: return(rob);
976: }else if (strcmp(key,"gradedPolySet")==0) {
977: rob = KpoGradedPolySet(arrayToGradedPolySet(obj));
978: return(rob);
979: }else if (strcmp(key,"null") == 0) {
980: rob = NullObject;
981: return(rob);
982: }else {
983: warningKan("Sorry. This type of data conversion has not supported yet.\n");
984: }
985: break;
986: case Spoly:
987: if (strcmp(key,"poly")==0) {
988: return(rob);
989: }else if (strcmp(key,"integer")==0) {
990: if (obj.lc.poly == ZERO) return(KpoInteger(0));
991: else {
992: return(KpoInteger(coeffToInt(obj.lc.poly->coeffp)));
993: }
994: }else if (strcmp(key,"string")==0 || strcmp(key,"dollar")==0) {
995: rob.tag = Sdollar;
996: rob.lc.str = KPOLYToString(KopPOLY(obj));
997: return(rob);
998: }else if (strcmp(key,"array") == 0) {
999: return( POLYToArray(KopPOLY(obj)));
1000: }else if (strcmp(key,"map")==0) {
1001: return(KringMap(obj));
1002: }else if (strcmp(key,"universalNumber")==0) {
1003: if (obj.lc.poly == ZERO) {
1004: rob.tag = SuniversalNumber;
1005: rob.lc.universalNumber = newUniversalNumber(0);
1006: } else {
1007: if (obj.lc.poly->coeffp->tag == MP_INTEGER) {
1008: rob.tag = SuniversalNumber;
1009: rob.lc.universalNumber = newUniversalNumber2(obj.lc.poly->coeffp->val.bigp);
1010: }else {
1011: rob = NullObject;
1012: warningKan("Coefficient is not MP_INT.");
1013: }
1014: }
1015: return(rob);
1016: }else if (strcmp(key,"ring")==0) {
1017: if (obj.lc.poly ISZERO) {
1018: warningKan("Zero polynomial does not have the ring structure field.\n");
1019: }else{
1020: rob.tag = Sring;
1021: rob.lc.ringp = (obj.lc.poly)->m->ringp;
1022: return(rob);
1023: }
1024: }else if (strcmp(key,"null") == 0) {
1025: rob = NullObject;
1026: return(rob);
1027: }else{
1028: warningKan("Sorry. This type of data conversion has not supported yet.\n");
1029: }
1030: break;
1031: case SarrayOfPOLY:
1032: if (strcmp(key,"array")==0) {
1033: rob = arrayOfPOLYToArray(KopArrayOfPOLYp(obj));
1034: return(rob);
1035: }else{
1036: warningKan("Sorry. This type of data conversion has not supported yet.\n");
1037: }
1038: break;
1039: case SmatrixOfPOLY:
1040: if (strcmp(key,"array")==0) {
1041: rob = matrixOfPOLYToArray(KopMatrixOfPOLYp(obj));
1042: return(rob);
1043: }else if (strcmp(key,"null") == 0) {
1044: rob = NullObject;
1045: return(rob);
1046: }else{
1047: warningKan("Sorry. This type of data conversion has not supported yet.\n");
1048: }
1049: break;
1050: case Slist:
1051: if (strcmp(key,"array") == 0) {
1052: rob = listToArray(&obj);
1053: return(rob);
1054: }
1055: break;
1056: case SuniversalNumber:
1057: if (strcmp(key,"universalNumber")==0) {
1058: return(rob);
1059: }else if (strcmp(key,"integer")==0) {
1060: rob = KpoInteger(coeffToInt(obj.lc.universalNumber));
1061: return(rob);
1062: }else if (strcmp(key,"poly")==0) {
1063: rob = KpoPOLY(universalToPoly(obj.lc.universalNumber,CurrentRingp));
1064: return(rob);
1065: }else if (strcmp(key,"string")==0 || strcmp(key,"dollar")==0) {
1066: rob.tag = Sdollar;
1067: rob.lc.str = coeffToString(obj.lc.universalNumber);
1068: return(rob);
1069: }else if (strcmp(key,"null") == 0) {
1070: rob = NullObject;
1071: return(rob);
1072: }else if (strcmp(key,"double") == 0) {
1073: rob = KpoDouble( toDouble0(obj) );
1074: return(rob);
1075: }else{
1076: warningKan("Sorry. This type of data conversion of universalNumber has not supported yet.\n");
1077: }
1078: break;
1079: case SrationalFunction:
1080: if (strcmp(key,"rationalFunction")==0) {
1081: return(rob);
1082: } if (strcmp(key,"numerator")==0) {
1083: rob = *(Knumerator(obj));
1084: return(rob);
1085: }else if (strcmp(key,"denominator")==0) {
1086: rob = *(Kdenominator(obj));
1087: return(rob);
1088: }else if (strcmp(key,"string")==0 || strcmp(key,"dollar")==0) {
1089: rob1 = KdataConversion(*(Knumerator(obj)),"string");
1090: rob2 = KdataConversion(*(Kdenominator(obj)),"string");
1091: s = sGC_malloc(sizeof(char)*( strlen(rob1.lc.str) + strlen(rob2.lc.str) + 10));
1092: if (s == (char *)NULL) errorKan1("%s\n","KdataConversion(): No memory");
1093: sprintf(s,"(%s)/(%s)",rob1.lc.str,rob2.lc.str);
1094: rob.tag = Sdollar;
1095: rob.lc.str = s;
1096: return(rob);
1097: }else if (strcmp(key,"cancel")==0) {
1098: warningKan("Sorry. Data conversion <<cancel>> of rationalFunction has not supported yet.\n");
1099: return(obj);
1100: }else if (strcmp(key,"null") == 0) {
1101: rob = NullObject;
1102: return(rob);
1103: }else if (strcmp(key,"double") == 0) {
1104: rob = KpoDouble( toDouble0(obj) );
1105: return(rob);
1106: }else{
1107: warningKan("Sorry. This type of data conversion of rationalFunction has not supported yet.\n");
1108: }
1109: break;
1110: case Sdouble:
1111: if (strcmp(key,"integer") == 0) {
1112: rob = KpoInteger( (int) KopDouble(obj));
1113: return(rob);
1114: } else if (strcmp(key,"universalNumber") == 0) {
1115: rob.tag = SuniversalNumber;
1116: rob.lc.universalNumber = intToCoeff((int) KopDouble(obj),&SmallRing);
1117: return(rob);
1118: }else if ((strcmp(key,"string") == 0) || (strcmp(key,"dollar") == 0)) {
1119: sprintf(tmps,"%f",KopDouble(obj));
1120: s = sGC_malloc(strlen(tmps)+2);
1121: if (s == (char *)NULL) errorKan1("%s\n","KdataConversion(): No memory");
1122: strcpy(s,tmps);
1123: rob.tag = Sdollar;
1124: rob.lc.str = s;
1125: return(rob);
1126: }else if (strcmp(key,"double")==0) {
1127: return(obj);
1128: }else if (strcmp(key,"null") == 0) {
1129: rob = NullObject;
1130: return(rob);
1131: }else {
1132: warningKan("Sorry. This type of data conversion of rationalFunction has not supported yet.\n");
1133: }
1134: break;
1135: case Sring:
1136: if (strcmp(key,"orderMatrix")==0) {
1137: rob = oGetOrderMatrix(KopRingp(obj));
1138: return(rob);
1139: }else{
1140: warningKan("Sorryl This type of data conversion of ringp has not supported yet.\n");
1141: }
1142: break;
1143: default:
1144: warningKan("Sorry. This type of data conversion has not supported yet.\n");
1145: }
1146: return(NullObject);
1147: }
1148:
1149: /* conversion functions between primitive data and objects.
1150: If it's not time critical, it is recommended to use these functions */
1151: struct object KpoInteger(k)
1152: int k;
1153: {
1154: struct object obj;
1155: obj.tag = Sinteger;
1156: obj.lc.ival = k; obj.rc.ival = 0;
1157: return(obj);
1158: }
1159: struct object KpoString(s)
1160: char *s;
1161: {
1162: struct object obj;
1163: obj.tag = Sdollar;
1164: obj.lc.str = s; obj.rc.ival = 0;
1165: return(obj);
1166: }
1167: struct object KpoPOLY(f)
1168: POLY f;
1169: {
1170: struct object obj;
1171: obj.tag = Spoly;
1172: obj.lc.poly = f; obj.rc.ival = 0;
1173: return(obj);
1174: }
1175: struct object KpoArrayOfPOLY(ap)
1176: struct arrayOfPOLY *ap ;
1177: {
1178: struct object obj;
1179: obj.tag = SarrayOfPOLY;
1180: obj.lc.arrayp = ap; obj.rc.ival = 0;
1181: return(obj);
1182: }
1183:
1184: struct object KpoMatrixOfPOLY(mp)
1185: struct matrixOfPOLY *mp ;
1186: {
1187: struct object obj;
1188: obj.tag = SmatrixOfPOLY;
1189: obj.lc.matrixp = mp; obj.rc.ival = 0;
1190: return(obj);
1191: }
1192:
1193: struct object KpoRingp(ringp)
1194: struct ring *ringp;
1195: {
1196: struct object obj;
1197: obj.tag = Sring;
1198: obj.lc.ringp = ringp;
1199: return(obj);
1200: }
1201:
1202: /*** conversion 2. Data conversions on arrays and matrices. ****/
1203: struct object arrayOfPOLYToArray(aa)
1204: struct arrayOfPOLY *aa;
1205: {
1206: POLY *a;
1207: int size;
1208: struct object r;
1209: int j;
1210: struct object tmp;
1211:
1212: size = aa->n; a = aa->array;
1213: r = newObjectArray(size);
1214: for (j=0; j<size; j++) {
1215: tmp.tag = Spoly;
1216: tmp.lc.poly= a[j];
1217: putoa(r,j,tmp);
1218: }
1219: return( r );
1220: }
1221:
1222: struct object matrixOfPOLYToArray(pmat)
1223: struct matrixOfPOLY *pmat;
1224: {
1225: struct object r;
1226: struct object tmp;
1227: int i,j;
1228: int m,n;
1229: POLY *mat;
1230: struct arrayOfPOLY ap;
1231:
1232: m = pmat->m; n = pmat->n; mat = pmat->mat;
1233: r = newObjectArray(m);
1234: for (i=0; i<m; i++) {
1235: ap.n = n; ap.array = &(mat[ind(i,0)]);
1236: tmp = arrayOfPOLYToArray(&ap);
1237: /* ind() is the macro defined in matrix.h. */
1238: putoa(r,i,tmp);
1239: }
1240: return(r);
1241: }
1242:
1243: struct arrayOfPOLY *arrayToArrayOfPOLY(oa)
1244: struct object oa;
1245: {
1246: POLY *a;
1247: int size;
1248: int i;
1249: struct object tmp;
1250: struct arrayOfPOLY *ap;
1251:
1252: if (oa.tag != Sarray) errorKan1("KarrayToArrayOfPOLY(): %s",
1253: "Argument is not array\n");
1254: size = getoaSize(oa);
1255: a = (POLY *)sGC_malloc(sizeof(POLY)*size);
1256: for (i=0; i<size; i++) {
1257: tmp = getoa(oa,i);
1258: if (tmp.tag != Spoly) errorKan1("KarrayToArrayOfPOLY():%s ",
1259: "element must be polynomial.\n");
1260: a[i] = tmp.lc.poly;
1261: }
1262: ap = (struct arrayOfPOLY *)sGC_malloc(sizeof(struct arrayOfPOLY));
1263: ap->n = size;
1264: ap->array = a;
1265: return(ap);
1266: }
1267:
1268: struct matrixOfPOLY *arrayToMatrixOfPOLY(oa)
1269: struct object oa;
1270: {
1271: POLY *a;
1272: int m;
1273: int n;
1274: int i,j;
1275: struct matrixOfPOLY *ma;
1276:
1277: struct object tmp,tmp2;
1278: if (oa.tag != Sarray) errorKan1("KarrayToMatrixOfPOLY(): %s",
1279: "Argument is not array\n");
1280: m = getoaSize(oa);
1281: tmp = getoa(oa,0);
1282: if (tmp.tag != Sarray) errorKan1("arrayToMatrixOfPOLY():%s ",
1283: "Argument is not array\n");
1284: n = getoaSize(tmp);
1285: a = (POLY *)sGC_malloc(sizeof(POLY)*(m*n));
1286: for (i=0; i<m; i++) {
1287: tmp = getoa(oa,i);
1288: if (tmp.tag != Sarray) errorKan1("arrayToMatrixOfPOLY(): %s",
1289: "element must be array.\n");
1290: for (j=0; j<n; j++) {
1291: tmp2 = getoa(tmp,j);
1292: if (tmp2.tag != Spoly) errorKan1("arrayToMatrixOfPOLY(): %s",
1293: "element must be a polynomial.\n");
1294: a[ind(i,j)] = tmp2.lc.poly;
1295: /* we use the macro ind here. Be careful of using m and n. */
1296: }
1297: }
1298: ma = (struct matrixOfPOLY *)sGC_malloc(sizeof(struct matrixOfPOLY));
1299: ma->m = m; ma->n = n;
1300: ma->mat = a;
1301: return(ma);
1302: }
1303:
1304: /* :misc */
1305:
1306: /* :ring :kan */
1307: int objArrayToOrderMatrix(oA,order,n,oasize)
1308: struct object oA;
1309: int order[];
1310: int n;
1311: int oasize;
1312: {
1313: int size;
1314: int k,j;
1315: struct object tmpOa;
1316: struct object obj;
1317: if (oA.tag != Sarray) {
1318: warningKan("The argument should be of the form [ [...] [...] ... [...]].");
1319: return(-1);
1320: }
1321: size = getoaSize(oA);
1322: if (size != oasize) {
1323: warningKan("The row size of the array is wrong.");
1324: return(-1);
1325: }
1326: for (k=0; k<size; k++) {
1327: tmpOa = getoa(oA,k);
1328: if (tmpOa.tag != Sarray) {
1329: warningKan("The argument should be of the form [ [...] [...] ... [...]].");
1330: return(-1);
1331: }
1332: if (getoaSize(tmpOa) != 2*n) {
1333: warningKan("The column size of the array is wrong.");
1334: return(-1);
1335: }
1336: for (j=0; j<2*n; j++) {
1337: obj = getoa(tmpOa,j);
1338: order[k*2*n+j] = obj.lc.ival;
1339: }
1340: }
1341: return(0);
1342: }
1343:
1344: int KsetOrderByObjArray(oA)
1345: struct object oA;
1346: {
1347: int *order;
1348: int n,c,l, oasize;
1349: extern struct ring *CurrentRingp;
1350: extern int AvoidTheSameRing;
1351: /* n,c,l must be set in the CurrentRing */
1352: if (AvoidTheSameRing) {
1353: errorKan1("%s\n","KsetOrderByObjArray(): You cannot change the order matrix when AvoidTheSameRing == 1.");
1354: }
1355: n = CurrentRingp->n;
1356: c = CurrentRingp->c;
1357: l = CurrentRingp->l;
1358: if (oA.tag != Sarray) {
1359: warningKan("The argument should be of the form [ [...] [...] ... [...]].");
1360: return(-1);
1361: }
1362: oasize = getoaSize(oA);
1363: order = (int *)sGC_malloc(sizeof(int)*((2*n)*oasize+1));
1364: if (order == (int *)NULL) errorKan1("%s\n","KsetOrderByObjArray(): No memory.");
1365: if (objArrayToOrderMatrix(oA,order,n,oasize) == -1) {
1366: return(-1);
1367: }
1368: setOrderByMatrix(order,n,c,l,oasize); /* Set order to the current ring. */
1369: return(0);
1370: }
1371:
1372: static int checkRelations(c,l,m,n,cc,ll,mm,nn)
1373: int c,l,m,n,cc,ll,mm,nn;
1374: {
1375: if (!(1<=c && c<=l && l<=m && m<=n)) return(1);
1376: if (!(cc<=ll && ll<=mm && mm<=nn && nn <= n)) return(1);
1377: if (!(cc<c || ll < l || mm < m || nn < n)) {
1378: if (WarningNoVectorVariable) {
1379: warningKan("Ring definition: there is no variable to represent vectors.\n");
1380: }
1381: }
1382: if (!(cc<=c && ll <= l && mm <= m && nn <= n)) return(1);
1383: return(0);
1384: }
1385:
1386: struct object KgetOrderMatrixOfCurrentRing()
1387: {
1388: extern struct ring *CurrentRingp;
1389: return(oGetOrderMatrix(CurrentRingp));
1390: }
1391:
1392:
1393: int KsetUpRing(ob1,ob2,ob3,ob4,ob5)
1394: struct object ob1,ob2,ob3,ob4,ob5;
1395: /* ob1 = [x(0), ..., x(n-1)];
1396: ob2 = [D(0), ..., D(n-1)];
1397: ob3 = [p,c,l,m,n,cc,ll,mm,nn,next];
1398: ob4 = Order matrix
1399: ob5 = [(keyword) value (keyword) value ....]
1400: */
1401: #define RP_LIMIT 500
1402: {
1403: int i;
1404: struct object ob;
1405: int c,l,m,n;
1406: int cc,ll,mm,nn;
1407: int p;
1408: char **xvars;
1409: char **dvars;
1410: int *outputVars;
1411: int *order;
1412: static int rp = 0;
1413: static struct ring *rstack[RP_LIMIT];
1414:
1415: extern struct ring *CurrentRingp;
1416: struct ring *newRingp;
1417: int ob3Size;
1418: struct ring *nextRing;
1419: int oasize;
1420: static int ringSerial = 0;
1421: char *ringName = NULL;
1422: int aa;
1423: extern int AvoidTheSameRing;
1424: extern char *F_mpMult;
1425: char *fmp_mult_saved;
1426: char *mpMultName = NULL;
1427: struct object rob;
1428: struct ring *savedCurrentRingp;
1429:
1430: /* To get the ring structure. */
1431: if (ob1.tag == Snull) {
1432: rob = newObjectArray(rp);
1433: for (i=0; i<rp; i++) {
1434: putoa(rob,i,KpoRingp(rstack[i]));
1435: }
1436: KSpush(rob);
1437: return(0);
1438: }
1439:
1440: if (ob3.tag != Sarray) errorKan1("%s\n","Error in the 3rd argument. You need to give 4 arguments.");
1441: ob3Size = getoaSize(ob3);
1442: if (ob3Size != 9 && ob3Size != 10)
1443: errorKan1("%s\n","Error in the 3rd argument.");
1444: for (i=0; i<9; i++) {
1445: ob = getoa(ob3,i);
1446: if (ob.tag != Sinteger) errorKan1("%s\n","The 3rd argument should be a list of integers.");
1447: }
1448: if (ob3Size == 10) {
1449: ob = getoa(ob3,9);
1450: if (ob.tag != Sring)
1451: errorKan1("%s\n","The last arguments of the 3rd argument must be a pointer to a ring.");
1452: nextRing = KopRingp(ob);
1453: } else {
1454: nextRing = (struct ring *)NULL;
1455: }
1456:
1457: p = getoa(ob3,0).lc.ival;
1458: c = getoa(ob3,1).lc.ival; l = getoa(ob3,2).lc.ival;
1459: m = getoa(ob3,3).lc.ival; n = getoa(ob3,4).lc.ival;
1460: cc = getoa(ob3,5).lc.ival; ll = getoa(ob3,6).lc.ival;
1461: mm = getoa(ob3,7).lc.ival; nn = getoa(ob3,8).lc.ival;
1462: if (checkRelations(c,l,m,n,cc,ll,mm,nn,n)) {
1463: errorKan1("%s\n","1<=c<=l<=m<=n and cc<=c<=ll<=l<=mm<=m<=nn<=n \nand (cc<c or ll < l or mm < m or nn < n) must be satisfied.");
1464: }
1465: if (getoaSize(ob2) != n || getoaSize(ob1) != n) {
1466: errorKan1("%s\n","Error in the 1st or 2nd arguments.");
1467: }
1468: for (i=0; i<n; i++) {
1469: if (getoa(ob1,i).tag != Sdollar || getoa(ob2,i).tag != Sdollar) {
1470: errorKan1("%s\n","Error in the 1st or 2nd arguments.");
1471: }
1472: }
1473: xvars = (char **) sGC_malloc(sizeof(char *)*n);
1474: dvars = (char **) sGC_malloc(sizeof(char *)*n);
1475: if (xvars == (char **)NULL || dvars == (char **)NULL) {
1476: fprintf(stderr,"No more memory.\n");
1477: exit(15);
1478: }
1479: for (i=0; i<n; i++) {
1480: xvars[i] = getoa(ob1,i).lc.str;
1481: dvars[i] = getoa(ob2,i).lc.str;
1482: }
1483: checkDuplicateName(xvars,dvars,n);
1484:
1485: outputVars = (int *)sGC_malloc(sizeof(int)*n*2);
1486: if (outputVars == NULL) {
1487: fprintf(stderr,"No more memory.\n");
1488: exit(15);
1489: }
1490: if (ReverseOutputOrder) {
1491: for (i=0; i<n; i++) outputVars[i] = n-i-1;
1492: for (i=0; i<n; i++) outputVars[n+i] = 2*n-i-1;
1493: }else{
1494: for (i=0; i<2*n; i++) {
1495: outputVars[i] = i;
1496: }
1497: }
1498:
1499: oasize = getoaSize(ob4);
1500: order = (int *)sGC_malloc(sizeof(int)*((2*n)*oasize+1));
1501: if (order == (int *)NULL) errorKan1("%s\n","No memory.");
1502: if (objArrayToOrderMatrix(ob4,order,n,oasize) == -1) {
1503: errorKan1("%s\n","Errors in the 4th matrix (order matrix).");
1504: }
1505: /* It's better to check the consistency of the order matrix here. */
1506: savedCurrentRingp = CurrentRingp;
1507:
1508: newRingp = (struct ring *)sGC_malloc(sizeof(struct ring));
1509: if (newRingp == NULL) errorKan1("%s\n","No more memory.");
1510: /* Generate the new ring before calling setOrder...(). */
1511: *newRingp = *CurrentRingp;
1512: CurrentRingp = newRingp; /* Push the current ring. */
1513: setOrderByMatrix(order,n,c,l,oasize); /* set order to the CurrentRing. */
1514: CurrentRingp = savedCurrentRingp; /* recover it. */
1515:
1516:
1517: /* Set the default name of the ring */
1518: ringName = (char *)sGC_malloc(16);
1519: sprintf(ringName,"ring%05d",ringSerial);
1520: ringSerial++;
1521:
1522: /* Set the current ring */
1523: newRingp->n = n; newRingp->m = m; newRingp->l = l; newRingp->c = c;
1524: newRingp->nn = nn; newRingp->mm = mm; newRingp->ll = ll;
1525: newRingp->cc = cc;
1526: newRingp->x = xvars;
1527: newRingp->D = dvars;
1528: /* You don't need to set order and orderMatrixSize here.
1529: It was set by setOrder(). */
1530: setFromTo(newRingp);
1531:
1532: newRingp->p = p;
1533: newRingp->next = nextRing;
1534: newRingp->multiplication = mpMult;
1535: /* These values should will be reset if the optional value is given. */
1536: newRingp->schreyer = 0;
1537: newRingp->gbListTower = NULL;
1538: newRingp->outputOrder = outputVars;
1539:
1540: if (ob5.tag != Sarray || (getoaSize(ob5) % 2) != 0) {
1541: errorKan1("%s\n","[(keyword) value (keyword) value ....] should be given.");
1542: }
1543: for (i=0; i < getoaSize(ob5); i += 2) {
1544: if (getoa(ob5,i).tag == Sdollar) {
1545: if (strcmp(KopString(getoa(ob5,i)),"mpMult") == 0) {
1546: if (getoa(ob5,i+1).tag != Sdollar) {
1547: errorKan1("%s\n","A keyword should be given. (mpMult)");
1548: }
1549: fmp_mult_saved = F_mpMult;
1550: mpMultName = KopString(getoa(ob5,i+1));
1551: switch_function("mpMult",mpMultName);
1552: /* Note that this cause a global effect. It will be done again. */
1553: newRingp->multiplication = mpMult;
1554: switch_function("mpMult",fmp_mult_saved);
1555: } else if (strcmp(KopString(getoa(ob5,i)),"coefficient ring") == 0) {
1556: if (getoa(ob5,i+1).tag != Sring) {
1557: errorKan1("%s\n","The pointer to a ring should be given. (coefficient ring)");
1558: }
1559: nextRing = KopRingp(getoa(ob5,i+1));
1560: newRingp->next = nextRing;
1561: } else if (strcmp(KopString(getoa(ob5,i)),"valuation") == 0) {
1562: errorKan1("%s\n","Not implemented. (valuation)");
1563: } else if (strcmp(KopString(getoa(ob5,i)),"characteristic") == 0) {
1564: if (getoa(ob5,i+1).tag != Sinteger) {
1565: errorKan1("%s\n","A integer should be given. (characteristic)");
1566: }
1567: p = KopInteger(getoa(ob5,i+1));
1568: newRingp->p = p;
1569: } else if (strcmp(KopString(getoa(ob5,i)),"schreyer") == 0) {
1570: if (getoa(ob5,i+1).tag != Sinteger) {
1571: errorKan1("%s\n","A integer should be given. (schreyer)");
1572: }
1573: newRingp->schreyer = KopInteger(getoa(ob5,i+1));
1574: } else if (strcmp(KopString(getoa(ob5,i)),"gbListTower") == 0) {
1575: if (getoa(ob5,i+1).tag != Slist) {
1576: errorKan1("%s\n","A list should be given (gbListTower).");
1577: }
1578: newRingp->gbListTower = newObject();
1579: *((struct object *)(newRingp->gbListTower)) = getoa(ob5,i+1);
1580: } else if (strcmp(KopString(getoa(ob5,i)),"ringName") == 0) {
1581: if (getoa(ob5,i+1).tag != Sdollar) {
1582: errorKan1("%s\n","A name should be given. (ringName)");
1583: }
1584: ringName = KopString(getoa(ob5,i+1));
1585: } else {
1586: errorKan1("%s\n","Unknown keyword to set_up_ring@");
1587: }
1588: }else{
1589: errorKan1("%s\n","A keyword enclosed by braces have to be given.");
1590: }
1591: }
1592:
1593: newRingp->name = ringName;
1594:
1595:
1596: if (AvoidTheSameRing) {
1597: aa = isTheSameRing(rstack,rp,newRingp);
1598: if (aa < 0) {
1599: /* This ring has never been defined. */
1600: CurrentRingp = newRingp;
1601: /* Install it to the RingStack */
1602: if (rp <RP_LIMIT) {
1603: rstack[rp] = CurrentRingp; rp++; /* Save the previous ringp */
1604: }else{
1605: rp = 0;
1606: errorKan1("%s\n","You have defined too many rings. Check the value of RP_LIMIT.");
1607: }
1608: }else{
1609: /* This ring has been defined. */
1610: /* Discard the newRingp */
1611: CurrentRingp = rstack[aa];
1612: ringSerial--;
1613: }
1614: }else{
1615: CurrentRingp = newRingp;
1616: /* Install it to the RingStack */
1617: if (rp <RP_LIMIT) {
1618: rstack[rp] = CurrentRingp; rp++; /* Save the previous ringp */
1619: }else{
1620: rp = 0;
1621: errorKan1("%s\n","You have defined too many rings. Check the value of RP_LIMIT.");
1622: }
1623: }
1624: if (mpMultName != NULL) {
1625: switch_function("mpMult",mpMultName);
1626: }
1627:
1628: initSyzRingp();
1629:
1630: return(0);
1631: }
1632:
1633:
1634: struct object KsetVariableNames(struct object ob,struct ring *rp)
1635: {
1636: int n,i;
1637: struct object ox;
1638: struct object otmp;
1639: char **xvars;
1640: char **dvars;
1641: if (ob.tag != Sarray) {
1642: errorKan1("%s\n","KsetVariableNames(): the argument must be of the form [(x) (y) (z) ...]");
1643: }
1644: n = rp->n;
1645: ox = ob;
1646: if (getoaSize(ox) != 2*n) {
1647: errorKan1("%s\n","KsetVariableNames(): the argument must be of the form [(x) (y) (z) ...] and the length of [(x) (y) (z) ...] must be equal to the number of x and D variables.");
1648: }
1649: xvars = (char **)sGC_malloc(sizeof(char *)*n);
1650: dvars = (char **)sGC_malloc(sizeof(char *)*n);
1651: if (xvars == NULL || dvars == NULL) {
1652: errorKan1("%s\n","KsetVariableNames(): no more memory.");
1653: }
1654: for (i=0; i<2*n; i++) {
1655: otmp = getoa(ox,i);
1656: if(otmp.tag != Sdollar) {
1657: errorKan1("%s\n","KsetVariableNames(): elements must be strings.");
1658: }
1659: if (i < n) {
1660: xvars[i] = KopString(otmp);
1661: }else{
1662: dvars[i-n] = KopString(otmp);
1663: }
1664: }
1665: checkDuplicateName(xvars,dvars,n);
1666: rp->x = xvars;
1667: rp->D = dvars;
1668: return(ob);
1669: }
1670:
1671:
1672:
1673: void KshowRing(ringp)
1674: struct ring *ringp;
1675: {
1676: showRing(1,ringp);
1677: }
1678:
1679: struct object KswitchFunction(ob1,ob2)
1680: struct object ob1,ob2;
1681: {
1682: char *ans ;
1683: struct object rob;
1684: int needWarningForAvoidTheSameRing = 0;
1685: extern int AvoidTheSameRing;
1686: if ((ob1.tag != Sdollar) || (ob2.tag != Sdollar)) {
1687: errorKan1("%s\n","$function$ $name$ switch_function\n");
1688: }
1689: if (AvoidTheSameRing && needWarningForAvoidTheSameRing) {
1690: if (strcmp(KopString(ob1),"mmLarger") == 0 ||
1691: strcmp(KopString(ob1),"mpMult") == 0 ||
1692: strcmp(KopString(ob1),"monomialAdd") == 0 ||
1693: strcmp(KopString(ob1),"isSameComponent") == 0) {
1694: fprintf(stderr,",switch_function ==> %s ",KopString(ob1));
1695: warningKan("switch_function might cause a trouble under AvoidTheSameRing == 1.\n");
1696: }
1697: }
1698: if (AvoidTheSameRing) {
1699: if (strcmp(KopString(ob1),"mmLarger") == 0 &&
1700: strcmp(KopString(ob2),"matrix") != 0) {
1701: fprintf(stderr,"mmLarger = %s",KopString(ob2));
1702: errorKan1("%s\n","mmLarger can set only to matrix under AvoidTheSameRing == 1.");
1703: }
1704: }
1705:
1706: ans = switch_function(ob1.lc.str,ob2.lc.str);
1707: if (ans == NULL) {
1708: rob = NullObject;
1709: }else{
1710: rob = KpoString(ans);
1711: }
1712: return(rob);
1713:
1714: }
1715:
1716: void KprintSwitchStatus(void)
1717: {
1718: print_switch_status();
1719: }
1720:
1721: struct object KoReplace(of,rule)
1722: struct object of;
1723: struct object rule;
1724: {
1725: struct object rob;
1726: POLY f;
1727: POLY lRule[N0*2];
1728: POLY rRule[N0*2];
1729: POLY r;
1730: int i;
1731: int n;
1732: struct object trule;
1733:
1734:
1735: if (rule.tag != Sarray) {
1736: errorKan1("%s\n"," KoReplace(): The second argument must be array.");
1737: }
1738: n = getoaSize(rule);
1739:
1740: if (of.tag != Spoly) {
1741: errorKan1("%s\n"," KoReplace(): The first argument must be a polynomial.");
1742: }
1743: f = KopPOLY(of);
1744:
1745: if (f ISZERO) {
1746: }else{
1747: if (n >= 2*(f->m->ringp->n)) {
1748: errorKan1("%s\n"," KoReplace(): too many rules for replacement. ");
1749: }
1750: }
1751:
1752: for (i=0; i<n; i++) {
1753: trule = getoa(rule,i);
1754: if (trule.tag != Sarray) {
1755: errorKan1("%s\n"," KoReplace(): The second argument must be of the form [[a b] [c d] ....].");
1756: }
1757: if (getoaSize(trule) != 2) {
1758: errorKan1("%s\n"," KoReplace(): The second argument must be of the form [[a b] [c d] ....].");
1759: }
1760:
1761: if (getoa(trule,0).tag != Spoly) {
1762: errorKan1("%s\n"," KoReplace(): The second argument must be of the form [[a b] [c d] ....] where a,b,c,d,... are polynomials.");
1763: }
1764: if (getoa(trule,1).tag != Spoly) {
1765: errorKan1("%s\n"," KoReplace(): The second argument must be of the form [[a b] [c d] ....] where a,b,c,d,... are polynomials.");
1766: }
1767:
1768: lRule[i] = KopPOLY(getoa(trule,0));
1769: rRule[i] = KopPOLY(getoa(trule,1));
1770: }
1771:
1772: r = replace(f,lRule,rRule,n);
1773: rob.tag = Spoly; rob.lc.poly = r;
1774:
1775: return(rob);
1776: }
1777:
1778:
1779: struct object Kparts(f,v)
1780: struct object f;
1781: struct object v;
1782: {
1783: POLY ff;
1784: POLY vv;
1785: struct object obj;
1786: struct matrixOfPOLY *co;
1787: /* check the data type */
1788: if (f.tag != Spoly || v.tag != Spoly)
1789: errorKan1("%s\n","arguments of Kparts() must have polynomial as arguments.");
1790:
1791: co = parts(KopPOLY(f),KopPOLY(v));
1792: obj = matrixOfPOLYToArray(co);
1793: return(obj);
1794: }
1795:
1796: struct object Kparts2(f,v)
1797: struct object f;
1798: struct object v;
1799: {
1800: POLY ff;
1801: POLY vv;
1802: struct object obj;
1803: struct matrixOfPOLY *co;
1804: /* check the data type */
1805: if (f.tag != Spoly || v.tag != Spoly)
1806: errorKan1("%s\n","arguments of Kparts2() must have polynomial as arguments.");
1807:
1808: obj = parts2(KopPOLY(f),KopPOLY(v));
1809: return(obj);
1810: }
1811:
1812:
1813: struct object Kdegree(ob1,ob2)
1814: struct object ob1,ob2;
1815: {
1816: if (ob1.tag != Spoly || ob2.tag != Spoly)
1817: errorKan1("%s\n","The arguments must be polynomials.");
1818:
1819: return(KpoInteger(pDegreeWrtV(KopPOLY(ob1),KopPOLY(ob2))));
1820: }
1821:
1822: struct object KringMap(obj)
1823: struct object obj;
1824: {
1825: extern struct ring *CurrentRingp;
1826: extern struct ring *SyzRingp;
1827: POLY f;
1828: POLY r;
1829: if (obj.tag != Spoly)
1830: errorKan1("%s\n","The argments must be polynomial.");
1831: f = KopPOLY(obj);
1832: if (f ISZERO) return(obj);
1833: if (f->m->ringp == CurrentRingp) return(obj);
1834: if (f->m->ringp == CurrentRingp->next) {
1835: r = newCell(newCoeff(),newMonomial(CurrentRingp));
1836: r->coeffp->tag = POLY_COEFF;
1837: r->coeffp->val.f = f;
1838: return(KpoPOLY(r));
1839: }else if (f->m->ringp == SyzRingp) {
1840: return(KpoPOLY(f->coeffp->val.f));
1841: }
1842: errorKan1("%s\n","The ring map is not defined in this case.");
1843: }
1844:
1845:
1846: struct object Ksp(ob1,ob2)
1847: struct object ob1,ob2;
1848: {
1849: struct spValue sv;
1850: struct object rob,cob;
1851: POLY f;
1852: if (ob1.tag != Spoly || ob2.tag != Spoly)
1853: errorKan1("%s\n","Ksp(): The arguments must be polynomials.");
1854: sv = (*sp)(ob1.lc.poly,ob2.lc.poly);
1855: f = ppAddv(ppMult(sv.a,KopPOLY(ob1)),
1856: ppMult(sv.b,KopPOLY(ob2)));
1857: rob = newObjectArray(2);
1858: cob = newObjectArray(2);
1859: putoa(rob,1,KpoPOLY(f));
1860: putoa(cob,0,KpoPOLY(sv.a));
1861: putoa(cob,1,KpoPOLY(sv.b));
1862: putoa(rob,0,cob);
1863: return(rob);
1864: }
1865:
1866: struct object Khead(ob)
1867: struct object ob;
1868: {
1869: if (ob.tag != Spoly) errorKan1("%s\n","Khead(): The argument should be a polynomial.");
1870: return(KpoPOLY(head( KopPOLY(ob))));
1871: }
1872:
1873:
1874: /* :eval */
1875: struct object Keval(obj)
1876: struct object obj;
1877: {
1878: char *key;
1879: int size;
1880: struct object rob;
1881: rob = NullObject;
1882:
1883: if (obj.tag != Sarray)
1884: errorKan1("%s\n","[$key$ arguments] eval");
1885: if (getoaSize(obj) < 1)
1886: errorKan1("%s\n","[$key$ arguments] eval");
1887: if (getoa(obj,0).tag != Sdollar)
1888: errorKan1("%s\n","[$key$ arguments] eval");
1889: key = getoa(obj,0).lc.str;
1890: size = getoaSize(obj);
1891:
1892:
1893: return(rob);
1894: }
1895:
1896: /* :Utilities */
1897: char *KremoveSpace(str)
1898: char str[];
1899: {
1900: int size;
1901: int start;
1902: int end;
1903: char *s;
1904: int i;
1905:
1906: size = strlen(str);
1907: for (start = 0; start <= size; start++) {
1908: if (str[start] > ' ') break;
1909: }
1910: for (end = size-1; end >= 0; end--) {
1911: if (str[end] > ' ') break;
1912: }
1913: if (start > end) return((char *) NULL);
1914: s = (char *) sGC_malloc(sizeof(char)*(end-start+2));
1915: if (s == (char *)NULL) errorKan1("%s\n","removeSpace(): No more memory.");
1916: for (i=0; i< end-start+1; i++)
1917: s[i] = str[i+start];
1918: s[end-start+1] = '\0';
1919: return(s);
1920: }
1921:
1922: struct object KtoRecords(ob)
1923: struct object ob;
1924: {
1925: struct object obj;
1926: struct object tmp;
1927: int i;
1928: int size;
1929: char **argv;
1930:
1931: obj = NullObject;
1932: switch(ob.tag) {
1933: case Sdollar: break;
1934: default:
1935: errorKan1("%s","Argument of KtoRecords() must be a string enclosed by dollars.\n");
1936: break;
1937: }
1938: size = strlen(ob.lc.str)+3;
1939: argv = (char **) sGC_malloc((size+1)*sizeof(char *));
1940: if (argv == (char **)NULL)
1941: errorKan1("%s","No more memory.\n");
1942: size = KtoArgvbyCurryBrace(ob.lc.str,argv,size);
1943: if (size < 0)
1944: errorKan1("%s"," KtoRecords(): You have an error in the argument.\n");
1945:
1946: obj = newObjectArray(size);
1947: for (i=0; i<size; i++) {
1948: tmp.tag = Sdollar;
1949: tmp.lc.str = argv[i];
1950: (obj.rc.op)[i] = tmp;
1951: }
1952: return(obj);
1953: }
1954:
1955: int KtoArgvbyCurryBrace(str,argv,limit)
1956: char *str;
1957: char *argv[];
1958: int limit;
1959: /* This function returns argc */
1960: /* decompose into tokens by the separators
1961: { }, [ ], and characters of which code is less than SPACE.
1962: Example. { } ---> nothing (argc=0)
1963: {x}----> x (argc=1)
1964: {x,y} --> x y (argc=2)
1965: {ab, y, z } --> ab y z (argc=3)
1966: [[ab],c,d] --> [ab] c d
1967: */
1968: {
1969: int argc;
1970: int n;
1971: int i;
1972: int k;
1973: char *a;
1974: char *ident;
1975: int level = 0;
1976: int comma;
1977:
1978: if (str == (char *)NULL) {
1979: fprintf(stderr,"You use NULL string to toArgvbyCurryBrace()\n");
1980: return(0);
1981: }
1982:
1983: n = strlen(str);
1984: a = (char *) sGC_malloc(sizeof(char)*(n+3));
1985: a[0]=' ';
1986: strcpy(&(a[1]),str);
1987: n = strlen(a); a[0] = '\0';
1988: comma = -1;
1989: for (i=1; i<n; i++) {
1990: if (a[i] == '{' || a[i] == '[') level++;
1991: if (level <= 1 && ( a[i] == ',')) {a[i] = '\0'; ++comma;}
1992: if (level <= 1 && (a[i]=='{' || a[i]=='}' || a[i]=='[' || a[i]==']'))
1993: a[i] = '\0';
1994: if (a[i] == '}' || a[i] == ']') level--;
1995: if ((level <= 1) && (comma == -1) && ( a[i] > ' ')) comma = 0;
1996: }
1997:
1998: if (comma == -1) return(0);
1999:
2000: argc=0;
2001: for (i=0; i<n; i++) {
2002: if ((a[i] == '\0') && (a[i+1] != '\0')) ++argc;
2003: }
2004: if (argc > limit) return(-argc);
2005:
2006: k = 0;
2007: for (i=0; i<n; i++) {
2008: if ((a[i] == '\0') && (a[i+1] != '\0')) {
2009: ident = (char *) sGC_malloc(sizeof(char)*( strlen(&(a[i+1])) + 3));
2010: strcpy(ident,&(a[i+1]));
2011: argv[k] = KremoveSpace(ident);
2012: if (argv[k] != (char *)NULL) k++;
2013: if (k >= limit) errorKan1("%s\n","KtoArgvbyCurryBraces(): k>=limit.");
2014: }
2015: }
2016: argc = k;
2017: /*for (i=0; i<argc; i++) fprintf(stderr,"%d %s\n",i,argv[i]);*/
2018: return(argc);
2019: }
2020:
2021:
2022: static void checkDuplicateName(xvars,dvars,n)
2023: char *xvars[];
2024: char *dvars[];
2025: int n;
2026: {
2027: int i,j;
2028: char *names[N0*2];
2029: for (i=0; i<n; i++) {
2030: names[i] = xvars[i]; names[i+n] = dvars[i];
2031: }
2032: n = 2*n;
2033: for (i=0; i<n; i++) {
2034: for (j=i+1; j<n; j++) {
2035: if (strcmp(names[i],names[j]) == 0) {
2036: fprintf(stderr,"\n%d=%s, %d=%s\n",i,names[i],j,names[j]);
2037: errorKan1("%s\n","Duplicate definition of the name above in SetUpRing().");
2038: }
2039: }
2040: }
2041: }
2042:
2043:
2044:
2045:
2046: struct object KooDiv2(ob1,ob2)
2047: struct object ob1,ob2;
2048: {
2049: struct object rob = NullObject;
2050: POLY f;
2051: extern struct ring *CurrentRingp;
2052: int s,i;
2053: double d;
2054:
2055: switch (Lookup[ob1.tag][ob2.tag]) {
2056: case SpolySpoly:
2057: case SuniversalNumberSuniversalNumber:
2058: case SuniversalNumberSpoly:
2059: case SpolySuniversalNumber:
2060: rob = KnewRationalFunction0(copyObjectp(&ob1),copyObjectp(&ob2));
2061: KisInvalidRational(&rob);
2062: return(rob);
2063: break;
2064: case SarraySpoly:
2065: case SarraySuniversalNumber:
2066: case SarraySrationalFunction:
2067: s = getoaSize(ob1);
2068: rob = newObjectArray(s);
2069: for (i=0; i<s; i++) {
2070: putoa(rob,i,KooDiv2(getoa(ob1,i),ob2));
2071: }
2072: return(rob);
2073: break;
2074: case SpolySrationalFunction:
2075: case SrationalFunctionSpoly:
2076: case SrationalFunctionSrationalFunction:
2077: case SuniversalNumberSrationalFunction:
2078: case SrationalFunctionSuniversalNumber:
2079: rob = KoInverse(ob2);
2080: rob = KooMult(ob1,rob);
2081: return(rob);
2082: break;
2083:
2084: case SdoubleSdouble:
2085: d = KopDouble(ob2);
2086: if (d == 0.0) errorKan1("%s\n","KooDiv2, Division by zero.");
2087: return(KpoDouble( KopDouble(ob1) / d ));
2088: break;
2089: case SdoubleSinteger:
2090: case SdoubleSuniversalNumber:
2091: case SdoubleSrationalFunction:
2092: d = toDouble0(ob2);
2093: if (d == 0.0) errorKan1("%s\n","KooDiv2, Division by zero.");
2094: return(KpoDouble( KopDouble(ob1) / d) );
2095: break;
2096: case SintegerSdouble:
2097: case SuniversalNumberSdouble:
2098: case SrationalFunctionSdouble:
2099: d = KopDouble(ob2);
2100: if (d == 0.0) errorKan1("%s\n","KooDiv2, Division by zero.");
2101: return(KpoDouble( toDouble0(ob1) / d ) );
2102: break;
2103:
2104: default:
2105: warningKan("KooDiv2() has not supported yet these objects.\n");
2106: break;
2107: }
2108: return(rob);
2109: }
2110: /* Template
2111: case SrationalFunctionSrationalFunction:
2112: warningKan("Koo() has not supported yet these objects.\n");
2113: return(rob);
2114: break;
2115: case SpolySrationalFunction:
2116: warningKan("Koo() has not supported yet these objects.\n");
2117: return(rob);
2118: break;
2119: case SrationalFunctionSpoly:
2120: warningKan("Koo() has not supported yet these objects.\n");
2121: return(rob);
2122: break;
2123: case SuniversalNumberSrationalFunction:
2124: warningKan("Koo() has not supported yet these objects.\n");
2125: return(rob);
2126: break;
2127: case SrationalFunctionSuniversalNumber:
2128: warningKan("Koo() has not supported yet these objects.\n");
2129: return(rob);
2130: break;
2131: */
2132:
2133: int KisInvalidRational(op)
2134: objectp op;
2135: {
2136: extern struct coeff *UniversalZero;
2137: if (op->tag != SrationalFunction) return(0);
2138: if (KisZeroObject(Kdenominator(*op))) {
2139: errorKan1("%s\n","KisInvalidRational(): zero division. You have f/0.");
2140: }
2141: if (KisZeroObject(Knumerator(*op))) {
2142: op->tag = SuniversalNumber;
2143: op->lc.universalNumber = UniversalZero;
2144: }
2145: return(0);
2146: }
2147:
2148: struct object KgbExtension(struct object obj)
2149: {
2150: char *key;
2151: int size;
2152: struct object keyo;
2153: struct object rob = NullObject;
2154: struct object obj1,obj2,obj3;
2155: POLY f1;
2156: POLY f2;
2157: POLY f3;
2158: POLY f;
2159: int m,i;
2160: struct pairOfPOLY pf;
2161:
2162: if (obj.tag != Sarray) errorKan1("%s\n","KgbExtension(): The argument must be an array.");
2163: size = getoaSize(obj);
2164: if (size < 1) errorKan1("%s\n","KgbExtension(): Empty array.");
2165: keyo = getoa(obj,0);
2166: if (keyo.tag != Sdollar) errorKan1("%s\n","KgbExtension(): No key word.");
2167: key = KopString(keyo);
2168:
2169: /* branch by the key word. */
2170: if (strcmp(key,"isReducible")==0) {
2171: if (size != 3) errorKan1("%s\n","[(isReducible) poly1 poly2] gbext.");
2172: obj1 = getoa(obj,1);
2173: obj2 = getoa(obj,2);
2174: if (obj1.tag != Spoly || obj2.tag != Spoly)
2175: errorKan1("%s\n","[(isReducible) poly1 poly2] gb.");
2176: f1 = KopPOLY(obj1);
2177: f2 = KopPOLY(obj2);
2178: rob = KpoInteger((*isReducible)(f1,f2));
2179: }else if (strcmp(key,"lcm") == 0) {
2180: if (size != 3) errorKan1("%s\n","[(lcm) poly1 poly2] gb.");
2181: obj1 = getoa(obj,1);
2182: obj2 = getoa(obj,2);
2183: if (obj1.tag != Spoly || obj2.tag != Spoly)
2184: errorKan1("%s\n","[(lcm) poly1 poly2] gbext.");
2185: f1 = KopPOLY(obj1);
2186: f2 = KopPOLY(obj2);
2187: rob = KpoPOLY((*lcm)(f1,f2));
2188: }else if (strcmp(key,"grade")==0) {
2189: if (size != 2) errorKan1("%s\n","[(grade) poly1 ] gbext.");
2190: obj1 = getoa(obj,1);
2191: if (obj1.tag != Spoly)
2192: errorKan1("%s\n","[(grade) poly1 ] gbext.");
2193: f1 = KopPOLY(obj1);
2194: rob = KpoInteger((*grade)(f1));
2195: }else if (strcmp(key,"mod")==0) {
2196: if (size != 3) errorKan1("%s\n","[(mod) poly num] gbext");
2197: obj1 = getoa(obj,1);
2198: obj2 = getoa(obj,2);
2199: if (obj1.tag != Spoly || obj2.tag != SuniversalNumber) {
2200: errorKan1("%s\n","The datatype of the argument mismatch: [(mod) polynomial universalNumber] gbext");
2201: }
2202: rob = KpoPOLY( modulopZ(KopPOLY(obj1),KopUniversalNumber(obj2)) );
2203: }else if (strcmp(key,"tomodp")==0) {
2204: /* The ring must be a ring of characteristic p. */
2205: if (size != 3) errorKan1("%s\n","[(tomod) poly ring] gbext");
2206: obj1 = getoa(obj,1);
2207: obj2 = getoa(obj,2);
2208: if (obj1.tag != Spoly || obj2.tag != Sring) {
2209: errorKan1("%s\n","The datatype of the argument mismatch: [(tomod) polynomial ring] gbext");
2210: }
2211: rob = KpoPOLY( modulop(KopPOLY(obj1),KopRingp(obj2)) );
2212: }else if (strcmp(key,"tomod0")==0) {
2213: /* Ring must be a ring of characteristic 0. */
2214: if (size != 3) errorKan1("%s\n","[(tomod0) poly ring] gbext");
2215: obj1 = getoa(obj,1);
2216: obj2 = getoa(obj,2);
2217: if (obj1.tag != Spoly || obj2.tag != Sring) {
2218: errorKan1("%s\n","The datatype of the argument mismatch: [(tomod0) polynomial ring] gbext");
2219: }
2220: errorKan1("%s\n","It has not been implemented.");
2221: rob = KpoPOLY( POLYNULL );
2222: }else if (strcmp(key,"divByN")==0) {
2223: if (size != 3) errorKan1("%s\n","[(divByN) poly num] gbext");
2224: obj1 = getoa(obj,1);
2225: obj2 = getoa(obj,2);
2226: if (obj1.tag != Spoly || obj2.tag != SuniversalNumber) {
2227: errorKan1("%s\n","The datatype of the argument mismatch: [(divByN) polynomial universalNumber] gbext");
2228: }
2229: pf = quotientByNumber(KopPOLY(obj1),KopUniversalNumber(obj2));
2230: rob = newObjectArray(2);
2231: putoa(rob,0,KpoPOLY(pf.first));
2232: putoa(rob,1,KpoPOLY(pf.second));
2233: }else if (strcmp(key,"isConstant")==0) {
2234: if (size != 2) errorKan1("%s\n","[(isConstant) poly ] gbext bool");
2235: obj1 = getoa(obj,1);
2236: if (obj1.tag != Spoly) {
2237: errorKan1("%s\n","The datatype of the argument mismatch: [(isConstant) polynomial] gbext");
2238: }
2239: return(KpoInteger(isConstant(KopPOLY(obj1))));
2240: }else if (strcmp(key,"schreyerSkelton") == 0) {
2241: if (size != 2) errorKan1("%s\n","[(schreyerSkelton) array_of_poly ] gbext array");
2242: obj1 = getoa(obj,1);
2243: return(KschreyerSkelton(obj1));
2244: }else if (strcmp(key,"lcoeff") == 0) {
2245: if (size != 2) errorKan1("%s\n","[(lcoeff) poly] gbext poly");
2246: obj1 = getoa(obj,1);
2247: if (obj1.tag != Spoly) errorKan1("%s\n","[(lcoeff) poly] gbext poly");
2248: f = KopPOLY(obj1);
2249: if (f == POLYNULL) return(KpoPOLY(f));
2250: return(KpoPOLY( newCell(coeffCopy(f->coeffp),newMonomial(f->m->ringp))));
2251: }else if (strcmp(key,"lmonom") == 0) {
2252: if (size != 2) errorKan1("%s\n","[(lmonom) poly] gbext poly");
2253: obj1 = getoa(obj,1);
2254: if (obj1.tag != Spoly) errorKan1("%s\n","[(lmonom) poly] gbext poly");
2255: f = KopPOLY(obj1);
2256: if (f == POLYNULL) return(KpoPOLY(f));
2257: return(KpoPOLY( newCell(intToCoeff(1,f->m->ringp),monomialCopy(f->m))));
2258: }else if (strcmp(key,"toes") == 0) {
2259: if (size != 2) errorKan1("%s\n","[(toes) array] gbext poly");
2260: obj1 = getoa(obj,1);
2261: if (obj1.tag != Sarray) errorKan1("%s\n","[(toes) array] gbext poly");
2262: return(KvectorToSchreyer_es(obj1));
2263: }else if (strcmp(key,"isOrdered") == 0) {
2264: if (size != 2) errorKan1("%s\n","[(isOrdered) poly] gbext poly");
2265: obj1 = getoa(obj,1);
2266: if (obj1.tag != Spoly) errorKan1("%s\n","[(isOrdered) poly] gbext poly");
2267: return(KisOrdered(obj1));
2268: }else {
2269: errorKan1("%s\n","gbext : unknown tag.");
2270: }
2271: return(rob);
2272: }
2273:
2274: struct object KmpzExtension(struct object obj)
2275: {
2276: char *key;
2277: int size;
2278: struct object keyo;
2279: struct object rob = NullObject;
2280: struct object obj0,obj1,obj2,obj3;
2281: MP_INT *f;
2282: MP_INT *g;
2283: MP_INT *h;
2284: MP_INT *r0;
2285: MP_INT *r1;
2286: MP_INT *r2;
2287: int gi;
2288: extern struct ring *SmallRingp;
2289:
2290:
2291: if (obj.tag != Sarray) errorKan1("%s\n","KmpzExtension(): The argument must be an array.");
2292: size = getoaSize(obj);
2293: if (size < 1) errorKan1("%s\n","KmpzExtension(): Empty array.");
2294: keyo = getoa(obj,0);
2295: if (keyo.tag != Sdollar) errorKan1("%s\n","KmpzExtension(): No key word.");
2296: key = KopString(keyo);
2297:
2298: /* branch by the key word. */
2299: if (strcmp(key,"gcd")==0) {
2300: if (size != 3) errorKan1("%s\n","[(gcd) universalNumber universalNumber] mpzext.");
2301: obj1 = getoa(obj,1);
2302: obj2 = getoa(obj,2);
2303: if (obj1.tag != SuniversalNumber || obj2.tag != SuniversalNumber)
2304: errorKan1("%s\n","[(gcd) universalNumber universalNumber] mpzext.");
2305: if (! is_this_coeff_MP_INT(obj1.lc.universalNumber) ||
2306: ! is_this_coeff_MP_INT(obj2.lc.universalNumber)) {
2307: errorKan1("%s\n","[(gcd) universalNumber universalNumber] mpzext.");
2308: }
2309: f = coeff_to_MP_INT(obj1.lc.universalNumber);
2310: g = coeff_to_MP_INT(obj2.lc.universalNumber);
2311: r1 = newMP_INT();
2312: mpz_gcd(r1,f,g);
2313: rob.tag = SuniversalNumber;
2314: rob.lc.universalNumber = mpintToCoeff(r1,SmallRingp);
2315: }else if (strcmp(key,"tdiv_qr")==0) {
2316: if (size != 3) errorKan1("%s\n","[(tdiv_qr) universalNumber universalNumber] mpzext.");
2317: obj1 = getoa(obj,1);
2318: obj2 = getoa(obj,2);
2319: if (obj1.tag != SuniversalNumber || obj2.tag != SuniversalNumber)
2320: errorKan1("%s\n","[(tdiv_qr) universalNumber universalNumber] mpzext.");
2321: if (! is_this_coeff_MP_INT(obj1.lc.universalNumber) ||
2322: ! is_this_coeff_MP_INT(obj2.lc.universalNumber)) {
2323: errorKan1("%s\n","[(tdiv_qr) universalNumber universalNumber] mpzext.");
2324: }
2325: f = coeff_to_MP_INT(obj1.lc.universalNumber);
2326: g = coeff_to_MP_INT(obj2.lc.universalNumber);
2327: r1 = newMP_INT();
2328: r2 = newMP_INT();
2329: mpz_tdiv_qr(r1,r2,f,g);
2330: obj1.tag = SuniversalNumber;
2331: obj1.lc.universalNumber = mpintToCoeff(r1,SmallRingp);
2332: obj2.tag = SuniversalNumber;
2333: obj2.lc.universalNumber = mpintToCoeff(r2,SmallRingp);
2334: rob = newObjectArray(2);
2335: putoa(rob,0,obj1); putoa(rob,1,obj2);
2336: } else if (strcmp(key,"cancel")==0) {
2337: if (size != 2) {
2338: errorKan1("%s\n","[(cancel) universalNumber/universalNumber] mpzext.");
2339: }
2340: obj0 = getoa(obj,1);
2341: if (obj0.tag == SuniversalNumber) return(obj0);
2342: if (obj0.tag != SrationalFunction) {
2343: errorKan1("%s\n","[(cancel) universalNumber/universalNumber] mpzext.");
2344: return(obj0);
2345: }
2346: obj1 = *(Knumerator(obj0));
2347: obj2 = *(Kdenominator(obj0));
2348: if (obj1.tag != SuniversalNumber || obj2.tag != SuniversalNumber) {
2349: errorKan1("%s\n","[(cancel) universalNumber/universalNumber] mpzext.");
2350: return(obj0);
2351: }
2352: if (! is_this_coeff_MP_INT(obj1.lc.universalNumber) ||
2353: ! is_this_coeff_MP_INT(obj2.lc.universalNumber)) {
2354: errorKan1("%s\n","[(cancel) universalNumber/universalNumber] mpzext.");
2355: }
2356: f = coeff_to_MP_INT(obj1.lc.universalNumber);
2357: g = coeff_to_MP_INT(obj2.lc.universalNumber);
2358:
2359: r0 = newMP_INT();
2360: r1 = newMP_INT();
2361: r2 = newMP_INT();
2362: mpz_gcd(r0,f,g);
2363: mpz_divexact(r1,f,r0);
2364: mpz_divexact(r2,g,r0);
2365: obj1.tag = SuniversalNumber;
2366: obj1.lc.universalNumber = mpintToCoeff(r1,SmallRingp);
2367: obj2.tag = SuniversalNumber;
2368: obj2.lc.universalNumber = mpintToCoeff(r2,SmallRingp);
2369:
2370: rob = KnewRationalFunction0(copyObjectp(&obj1),copyObjectp(&obj2));
2371: KisInvalidRational(&rob);
2372: }else if (strcmp(key,"sqrt")==0 ||
2373: strcmp(key,"com")==0) {
2374: /* One arg functions */
2375: if (size != 2) errorKan1("%s\n","[key num] mpzext");
2376: obj1 = getoa(obj,1);
2377: if (obj1.tag != SuniversalNumber)
2378: errorKan1("%s\n","[key num] mpzext : num must be a universalNumber.");
2379: if (! is_this_coeff_MP_INT(obj1.lc.universalNumber))
2380: errorKan1("%s\n","[key num] mpzext : num must be a universalNumber.");
2381: f = coeff_to_MP_INT(obj1.lc.universalNumber);
2382: if (strcmp(key,"sqrt")==0) {
2383: r1 = newMP_INT();
2384: mpz_sqrt(r1,f);
2385: }else if (strcmp(key,"com")==0) {
2386: r1 = newMP_INT();
2387: mpz_com(r1,f);
2388: }
2389: rob.tag = SuniversalNumber;
2390: rob.lc.universalNumber = mpintToCoeff(r1,SmallRingp);
2391: }else if (strcmp(key,"probab_prime_p")==0 ||
2392: strcmp(key,"and") == 0 ||
2393: strcmp(key,"ior")==0) {
2394: /* Two args functions */
2395: if (size != 3) errorKan1("%s\n","[key num1 num2] mpzext.");
2396: obj1 = getoa(obj,1);
2397: obj2 = getoa(obj,2);
2398: if (obj1.tag != SuniversalNumber || obj2.tag != SuniversalNumber)
2399: errorKan1("%s\n","[key num1 num2] mpzext.");
2400: if (! is_this_coeff_MP_INT(obj1.lc.universalNumber) ||
2401: ! is_this_coeff_MP_INT(obj2.lc.universalNumber)) {
2402: errorKan1("%s\n","[key num1 num2] mpzext.");
2403: }
2404: f = coeff_to_MP_INT(obj1.lc.universalNumber);
2405: g = coeff_to_MP_INT(obj2.lc.universalNumber);
2406: if (strcmp(key,"probab_prime_p")==0) {
2407: gi = (int) mpz_get_si(g);
2408: if (mpz_probab_prime_p(f,gi)) {
2409: rob = KpoInteger(1);
2410: }else {
2411: rob = KpoInteger(0);
2412: }
2413: }else if (strcmp(key,"and")==0) {
2414: r1 = newMP_INT();
2415: mpz_and(r1,f,g);
2416: rob.tag = SuniversalNumber;
2417: rob.lc.universalNumber = mpintToCoeff(r1,SmallRingp);
2418: }else if (strcmp(key,"ior")==0) {
2419: r1 = newMP_INT();
2420: mpz_ior(r1,f,g);
2421: rob.tag = SuniversalNumber;
2422: rob.lc.universalNumber = mpintToCoeff(r1,SmallRingp);
2423: }
2424:
2425: }else if (strcmp(key,"powm")==0) {
2426: /* three args */
2427: if (size != 4) errorKan1("%s\n","[key num1 num2 num3] mpzext");
2428: obj1 = getoa(obj,1); obj2 = getoa(obj,2); obj3 = getoa(obj,3);
2429: if (obj1.tag != SuniversalNumber ||
2430: obj2.tag != SuniversalNumber ||
2431: obj3.tag != SuniversalNumber ) {
2432: errorKan1("%s\n","[key num1 num2 num3] mpzext : num1, num2 and num3 must be universalNumbers.");
2433: }
2434: if (! is_this_coeff_MP_INT(obj1.lc.universalNumber) ||
2435: ! is_this_coeff_MP_INT(obj2.lc.universalNumber) ||
2436: ! is_this_coeff_MP_INT(obj3.lc.universalNumber)) {
2437: errorKan1("%s\n","[key num1 num2 num3] mpzext : num1, num2 and num3 must be universalNumbers.");
2438: }
2439: f = coeff_to_MP_INT(obj1.lc.universalNumber);
2440: g = coeff_to_MP_INT(obj2.lc.universalNumber);
2441: h = coeff_to_MP_INT(obj3.lc.universalNumber);
2442: if (mpz_sgn(g) < 0) errorKan1("%s\n","[(powm) base exp mod] mpzext : exp must not be negative.");
2443: r1 = newMP_INT();
2444: mpz_powm(r1,f,g,h);
2445: rob.tag = SuniversalNumber;
2446: rob.lc.universalNumber = mpintToCoeff(r1,SmallRingp);
2447: }else {
2448: errorKan1("%s\n","mpzExtension(): Unknown tag.");
2449: }
2450: return(rob);
2451: }
2452:
2453:
2454: /** : context */
2455: struct object KnewContext(struct object superObj,char *name) {
2456: struct context *cp;
2457: struct object ob;
2458: if (superObj.tag != Sclass) {
2459: errorKan1("%s\n","The argument of KnewContext must be a Class.Context");
2460: }
2461: if (superObj.lc.ival != CLASSNAME_CONTEXT) {
2462: errorKan1("%s\n","The argument of KnewContext must be a Class.Context");
2463: }
2464: cp = newContext0((struct context *)(superObj.rc.voidp),name);
2465: ob.tag = Sclass;
2466: ob.lc.ival = CLASSNAME_CONTEXT;
2467: ob.rc.voidp = cp;
2468: return(ob);
2469: }
2470:
2471: struct object KcreateClassIncetance(struct object ob1,
2472: struct object ob2,
2473: struct object ob3)
2474: {
2475: /* [class-tag super-obj] size [class-tag] cclass */
2476: struct object ob4;
2477: int size,size2,i;
2478: struct object ob5;
2479: struct object rob;
2480:
2481: if (ob1.tag != Sarray)
2482: errorKan1("%s\n","cclass: The first argument must be an array.");
2483: if (getoaSize(ob1) < 1)
2484: errorKan1("%s\n","cclass: The first argument must be [class-tag ....].");
2485: ob4 = getoa(ob1,0);
2486: if (ectag(ob4) != CLASSNAME_CONTEXT)
2487: errorKan1("%s\n","cclass: The first argument must be [class-tag ....].");
2488:
2489: if (ob2.tag != Sinteger)
2490: errorKan1("%s\n","cclass: The second argument must be an integer.");
2491: size = KopInteger(ob2);
2492: if (size < 1)
2493: errorKan1("%s\n","cclass: The size must be > 0.");
2494:
2495: if (ob3.tag != Sarray)
2496: errorKan1("%s\n","cclass: The third argument must be an array.");
2497: if (getoaSize(ob3) < 1)
2498: errorKan1("%s\n","cclass: The third argument must be [class-tag].");
2499: ob5 = getoa(ob3,0);
2500: if (ectag(ob5) != CLASSNAME_CONTEXT)
2501: errorKan1("%s\n","cclass: The third argument must be [class-tag].");
2502:
2503: rob = newObjectArray(size);
2504: putoa(rob,0,ob5);
2505: if (getoaSize(ob1) < size) size2 = getoaSize(ob1);
2506: else size2 = size;
2507: for (i=1; i<size2; i++) {
2508: putoa(rob,i,getoa(ob1,i));
2509: }
2510: for (i=size2; i<size; i++) {
2511: putoa(rob,i,NullObject);
2512: }
2513: return(rob);
2514: }
2515:
2516:
2517: struct object KpoDouble(double a) {
2518: struct object rob;
2519: rob.tag = Sdouble;
2520: /* rob.lc.dbl = (double *)sGC_malloc_atomic(sizeof(double)); */
2521: rob.lc.dbl = (double *)sGC_malloc(sizeof(double));
2522: if (rob.lc.dbl == (double *)NULL) {
2523: fprintf(stderr,"No memory.\n"); exit(10);
2524: }
2525: *(rob.lc.dbl) = a;
2526: return(rob);
2527: }
2528:
2529: double toDouble0(struct object ob) {
2530: double r;
2531: int r3;
2532: struct object ob2;
2533: struct object ob3;
2534: switch(ob.tag) {
2535: case Sinteger:
2536: return( (double) (KopInteger(ob)) );
2537: case SuniversalNumber:
2538: return((double) coeffToInt(ob.lc.universalNumber));
2539: case SrationalFunction:
2540: /* The argument is assumed to be a rational number. */
2541: ob2 = newObjectArray(2); ob3 = KpoString("cancel");
2542: putoa(ob2,0,ob3); putoa(ob2,1,ob);
2543: ob = KmpzExtension(ob2);
2544: ob2 = *Knumerator(ob); ob3 = *Kdenominator(ob);
2545: r3 = coeffToInt(ob3.lc.universalNumber);
2546: if (r3 == 0) {
2547: errorKan1("%s\n","toDouble0(): Division by zero.");
2548: break;
2549: }
2550: r = ((double) coeffToInt(ob2.lc.universalNumber)) / ((double)r3);
2551: return(r);
2552: case Sdouble:
2553: return( KopDouble(ob) );
2554: default:
2555: errorKan1("%s\n","toDouble0(): This type of conversion is not supported.");
2556: break;
2557: }
2558: return(0.0);
2559: }
2560:
2561: struct object KpoGradedPolySet(struct gradedPolySet *grD) {
2562: struct object rob;
2563: rob.tag = Sclass;
2564: rob.lc.ival = CLASSNAME_GradedPolySet;
2565: rob.rc.voidp = (void *) grD;
2566: return(rob);
2567: }
2568:
2569: static char *getspace0(int a) {
2570: char *s;
2571: a = (a > 0? a:-a);
2572: s = (char *) sGC_malloc(a+1);
2573: if (s == (char *)NULL) {
2574: errorKan1("%s\n","no more memory.");
2575: }
2576: return(s);
2577: }
2578: struct object KdefaultPolyRing(struct object ob) {
2579: struct object rob;
2580: int i,j,k,n;
2581: struct object ob1,ob2,ob3,ob4,ob5;
2582: struct object t1;
2583: char *s1;
2584: extern struct ring *CurrentRingp;
2585: static struct ring *a[N0];
2586:
2587: rob = NullObject;
2588: if (ob.tag != Sinteger) {
2589: errorKan1("%s\n","KdefaultPolyRing(): the argument must be integer.");
2590: }
2591: n = KopInteger(ob);
2592: if (n <= 0) {
2593: /* initializing */
2594: for (i=0; i<N0; i++) {
2595: a[i] = (struct ring*) NULL;
2596: }
2597: return(rob);
2598: }
2599:
2600: if ( a[n] != (struct ring*)NULL) return(KpoRingp(a[n]));
2601:
2602: /* Let's construct ring of polynomials of 2n variables */
2603: /* x variables */
2604: ob1 = newObjectArray(n);
2605: for (i=0; i<n; i++) {
2606: s1 = getspace0(1+ ((n-i)/10) + 1);
2607: sprintf(s1,"x%d",n-i);
2608: putoa(ob1,i,KpoString(s1));
2609: }
2610: ob2 = newObjectArray(n);
2611: s1 = getspace0(1);
2612: sprintf(s1,"h");
2613: putoa(ob2,0,KpoString(s1));
2614: for (i=1; i<n; i++) {
2615: s1 = getspace0(1+((n+n-i)/10)+1);
2616: sprintf(s1,"x%d",n+n-i);
2617: putoa(ob2,i,KpoString(s1));
2618: }
2619:
2620: ob3 = newObjectArray(9);
2621: putoa(ob3,0,KpoInteger(0));
2622: for (i=1; i<9; i++) {
2623: putoa(ob3,i,KpoInteger(n));
2624: }
2625:
2626: ob4 = newObjectArray(2*n);
2627: t1 = newObjectArray(2*n);
2628: for (i=0; i<2*n; i++) {
2629: putoa(t1,i,KpoInteger(1));
2630: }
2631: putoa(ob4,0,t1);
2632: for (i=1; i<2*n; i++) {
2633: t1 = newObjectArray(2*n);
2634: for (j=0; j<2*n; j++) {
2635: putoa(t1,j,KpoInteger(0));
2636: if (j == (2*n-i)) {
2637: putoa(t1,j,KpoInteger(-1));
2638: }
2639: }
2640: putoa(ob4,i,t1);
2641: }
2642:
2643: ob5 = newObjectArray(2);
2644: putoa(ob5,0,KpoString("mpMult"));
2645: putoa(ob5,1,KpoString("poly"));
2646:
2647: KsetUpRing(ob1,ob2,ob3,ob4,ob5);
2648: a[n] = CurrentRingp;
2649: return(KpoRingp(a[n]));
2650: }
2651:
2652:
2653:
2654:
2655:
2656: /******************************************************************
2657: error handler
2658: ******************************************************************/
2659:
2660: errorKan1(str,message)
2661: char *str;
2662: char *message;
2663: {
2664: extern char *GotoLabel;
2665: extern int GotoP;
2666: extern int ErrorMessageMode;
2667: char tmpc[1024];
2668: if (ErrorMessageMode == 1 || ErrorMessageMode == 2) {
2669: sprintf(tmpc,"\nERROR(kanExport[0|1].c): ");
2670: if (strlen(message) < 900) {
2671: strcat(tmpc,message);
2672: }
2673: pushErrorStack(KnewErrorPacket(SerialCurrent,-1,tmpc));
2674: }
2675: if (ErrorMessageMode != 1) {
2676: fprintf(stderr,"\nERROR(kanExport[0|1].c): ");
2677: fprintf(stderr,str,message);
2678: }
2679: /* fprintf(stderr,"Hello "); */
2680: if (GotoP) {
2681: /* fprintf(stderr,"Hello. GOTO "); */
2682: fprintf(Fstack,"The interpreter was looking for the label <<%s>>. It is also aborted.\n",GotoLabel);
2683: GotoP = 0;
2684: }
2685: stdOperandStack(); contextControl(CCRESTORE);
2686: /* fprintf(stderr,"Now. Long jump!\n"); */
2687: longjmp(EnvOfStackMachine,1);
2688: }
2689:
2690: warningKan(str)
2691: char *str;
2692: {
2693: extern int WarningMessageMode;
2694: extern int Strict;
2695: char tmpc[1024];
2696: if (WarningMessageMode == 1 || WarningMessageMode == 2) {
2697: sprintf(tmpc,"\nWARNING(kanExport[0|1].c): ");
2698: if (strlen(str) < 900) {
2699: strcat(tmpc,str);
2700: }
2701: pushErrorStack(KnewErrorPacket(SerialCurrent,-1,tmpc));
2702: }
2703: if (WarningMessageMode != 1) {
2704: fprintf(stderr,"\nWARNING(kanExport[0|1].c): ");
2705: fprintf(stderr,str);
2706: fprintf(stderr,"\n");
2707: }
2708: /* if (Strict) errorKan1("%s\n"," "); */
2709: if (Strict) errorKan1("%s\n",str);
2710: return(0);
2711: }
2712:
2713:
2714:
2715:
FreeBSD-CVSweb <freebsd-cvsweb@FreeBSD.org>