=================================================================== RCS file: /home/cvs/OpenXM_contrib2/asir2000/builtin/dp.c,v retrieving revision 1.62 retrieving revision 1.90 diff -u -p -r1.62 -r1.90 --- OpenXM_contrib2/asir2000/builtin/dp.c 2006/06/05 08:11:10 1.62 +++ OpenXM_contrib2/asir2000/builtin/dp.c 2013/09/09 09:47:09 1.90 @@ -6,8 +6,7 @@ * non-exclusive and royalty-free license to use, copy, modify and * redistribute, solely for non-commercial and non-profit purposes, the * computer program, "Risa/Asir" ("SOFTWARE"), subject to the terms and - * conditions of this Agreement. For the avoidance of doubt, you acquire - * only a limited right to use the SOFTWARE hereunder, and FLL or any + * conditions of this Agreement. For the avoidance of doubt, you acquire * only a limited right to use the SOFTWARE hereunder, and FLL or any * third party developer retains all rights, including but not limited to * copyrights, in and to the SOFTWARE. * @@ -45,7 +44,7 @@ * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE, * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE. * - * $OpenXM: OpenXM_contrib2/asir2000/builtin/dp.c,v 1.61 2005/11/12 09:43:01 noro Exp $ + * $OpenXM: OpenXM_contrib2/asir2000/builtin/dp.c,v 1.89 2013/09/09 07:29:25 noro Exp $ */ #include "ca.h" #include "base.h" @@ -62,19 +61,21 @@ int do_weyl; void Pdp_sort(); void Pdp_mul_trunc(),Pdp_quo(); -void Pdp_ord(), Pdp_ptod(), Pdp_dtop(); +void Pdp_ord(), Pdp_ptod(), Pdp_dtop(), Phomogenize(); void Pdp_ptozp(), Pdp_ptozp2(), Pdp_red(), Pdp_red2(), Pdp_lcm(), Pdp_redble(); void Pdp_sp(), Pdp_hm(), Pdp_ht(), Pdp_hc(), Pdp_rest(), Pdp_td(), Pdp_sugar(); void Pdp_set_sugar(); void Pdp_cri1(),Pdp_cri2(),Pdp_subd(),Pdp_mod(),Pdp_red_mod(),Pdp_tdiv(); void Pdp_prim(),Pdp_red_coef(),Pdp_mag(),Pdp_set_kara(),Pdp_rat(); -void Pdp_nf(),Pdp_true_nf(); +void Pdp_nf(),Pdp_true_nf(),Pdp_true_nf_marked(),Pdp_true_nf_marked_mod(); +void Pdp_true_nf_and_quotient_marked(),Pdp_true_nf_and_quotient_marked_mod(); void Pdp_nf_mod(),Pdp_true_nf_mod(); void Pdp_criB(),Pdp_nelim(); void Pdp_minp(),Pdp_sp_mod(); void Pdp_homo(),Pdp_dehomo(); void Pdp_gr_mod_main(),Pdp_gr_f_main(); void Pdp_gr_main(),Pdp_gr_hm_main(),Pdp_gr_d_main(),Pdp_gr_flags(); +void Pdp_interreduce(); void Pdp_f4_main(),Pdp_f4_mod_main(),Pdp_f4_f_main(); void Pdp_gr_print(); void Pdp_mbase(),Pdp_lnf_mod(),Pdp_nf_tab_mod(),Pdp_mdtod(), Pdp_nf_tab_f(); @@ -90,20 +91,30 @@ void Pdp_weyl_gr_main(),Pdp_weyl_gr_mod_main(),Pdp_wey void Pdp_weyl_f4_main(),Pdp_weyl_f4_mod_main(),Pdp_weyl_f4_f_main(); void Pdp_weyl_mul(),Pdp_weyl_mul_mod(); void Pdp_weyl_set_weight(); -void Pdp_set_weight(); +void Pdp_set_weight(),Pdp_set_top_weight(),Pdp_set_module_weight(); void Pdp_nf_f(),Pdp_weyl_nf_f(); void Pdp_lnf_f(); void Pnd_gr(),Pnd_gr_trace(),Pnd_f4(),Pnd_f4_trace(); -void Pnd_gr_postproc(); +void Pnd_gr_postproc(), Pnd_weyl_gr_postproc(); +void Pnd_gr_recompute_trace(), Pnd_btog(); void Pnd_weyl_gr(),Pnd_weyl_gr_trace(); -void Pnd_nf(); +void Pnd_nf(),Pnd_weyl_nf(); void Pdp_initial_term(); void Pdp_order(); +void Pdp_inv_or_split(); +void Pdp_compute_last_t(); +void Pdp_compute_last_w(); +void Pdp_compute_essential_df(); +void Pdp_get_denomlist(); +void Pdp_symb_add(); +void Pdp_mono_raddec(); +void Pdp_mono_reduce(); LIST dp_initial_term(); LIST dp_order(); void parse_gr_option(LIST f,NODE opt,LIST *v,Num *homo, int *modular,struct order_spec **ord); +NODE dp_inv_or_split(NODE gb,DP f,struct order_spec *spec, DP *inv); LIST remove_zero_from_list(LIST); @@ -132,6 +143,10 @@ struct ftab dp_tab[] = { {"dp_nf",Pdp_nf,4}, {"dp_nf_f",Pdp_nf_f,4}, {"dp_true_nf",Pdp_true_nf,4}, + {"dp_true_nf_marked",Pdp_true_nf_marked,4}, + {"dp_true_nf_and_quotient_marked",Pdp_true_nf_and_quotient_marked,4}, + {"dp_true_nf_and_quotient_marked_mod",Pdp_true_nf_and_quotient_marked_mod,5}, + {"dp_true_nf_marked_mod",Pdp_true_nf_marked_mod,5}, {"dp_nf_mod",Pdp_nf_mod,5}, {"dp_true_nf_mod",Pdp_true_nf_mod,5}, {"dp_lnf_mod",Pdp_lnf_mod,3}, @@ -141,6 +156,7 @@ struct ftab dp_tab[] = { /* Buchberger algorithm */ {"dp_gr_main",Pdp_gr_main,-5}, + {"dp_interreduce",Pdp_interreduce,3}, {"dp_gr_mod_main",Pdp_gr_mod_main,5}, {"dp_gr_f_main",Pdp_gr_f_main,4}, {"dp_gr_checklist",Pdp_gr_checklist,2}, @@ -149,9 +165,15 @@ struct ftab dp_tab[] = { {"nd_gr_trace",Pnd_gr_trace,5}, {"nd_f4_trace",Pnd_f4_trace,5}, {"nd_gr_postproc",Pnd_gr_postproc,5}, +#if 0 + {"nd_gr_recompute_trace",Pnd_gr_recompute_trace,5}, +#endif + {"nd_btog",Pnd_btog,-6}, + {"nd_weyl_gr_postproc",Pnd_weyl_gr_postproc,5}, {"nd_weyl_gr",Pnd_weyl_gr,4}, {"nd_weyl_gr_trace",Pnd_weyl_gr_trace,5}, {"nd_nf",Pnd_nf,5}, + {"nd_weyl_nf",Pnd_weyl_nf,5}, /* F4 algorithm */ {"dp_f4_main",Pdp_f4_main,3}, @@ -183,8 +205,13 @@ struct ftab dp_tab[] = { {"dp_weyl_f4_mod_main",Pdp_weyl_f4_mod_main,4}, /* misc */ + {"dp_inv_or_split",Pdp_inv_or_split,3}, {"dp_set_weight",Pdp_set_weight,-1}, + {"dp_set_module_weight",Pdp_set_module_weight,-1}, + {"dp_set_top_weight",Pdp_set_top_weight,-1}, {"dp_weyl_set_weight",Pdp_weyl_set_weight,-1}, + + {"dp_get_denomlist",Pdp_get_denomlist,0}, {0,0,0}, }; @@ -199,6 +226,7 @@ struct ftab dp_supp_tab[] = { {"dp_gr_print",Pdp_gr_print,-1}, /* converters */ + {"homogenize",Phomogenize,3}, {"dp_ptod",Pdp_ptod,-2}, {"dp_dtop",Pdp_dtop,2}, {"dp_homo",Pdp_homo,1}, @@ -228,6 +256,7 @@ struct ftab dp_supp_tab[] = { {"dp_rest",Pdp_rest,1}, {"dp_initial_term",Pdp_initial_term,1}, {"dp_order",Pdp_order,1}, + {"dp_symb_add",Pdp_symb_add,2}, /* degree and size */ {"dp_td",Pdp_td,1}, @@ -242,10 +271,117 @@ struct ftab dp_supp_tab[] = { {"dp_idiv",Pdp_idiv,2}, {"dp_tdiv",Pdp_tdiv,2}, {"dp_minp",Pdp_minp,2}, + {"dp_compute_last_w",Pdp_compute_last_w,5}, + {"dp_compute_last_t",Pdp_compute_last_t,5}, + {"dp_compute_essential_df",Pdp_compute_essential_df,2}, + {"dp_mono_raddec",Pdp_mono_raddec,2}, + {"dp_mono_reduce",Pdp_mono_reduce,2}, {0,0,0} }; +NODE compute_last_w(NODE g,NODE gh,int n,int **v,int row1,int **m1,int row2,int **m2); +Q compute_last_t(NODE g,NODE gh,Q t,VECT w1,VECT w2,NODE *homo,VECT *wp); + +void Pdp_compute_last_t(NODE arg,LIST *rp) +{ + NODE g,gh,homo,n; + LIST hlist; + VECT v1,v2,w; + Q t; + + g = (NODE)BDY((LIST)ARG0(arg)); + gh = (NODE)BDY((LIST)ARG1(arg)); + t = (Q)ARG2(arg); + v1 = (VECT)ARG3(arg); + v2 = (VECT)ARG4(arg); + t = compute_last_t(g,gh,t,v1,v2,&homo,&w); + MKLIST(hlist,homo); + n = mknode(3,t,w,hlist); + MKLIST(*rp,n); +} + +void Pdp_compute_last_w(NODE arg,LIST *rp) +{ + NODE g,gh,r; + VECT w,rv; + LIST l; + MAT w1,w2; + int row1,row2,i,j,n; + int *v; + int **m1,**m2; + Q q; + + g = (NODE)BDY((LIST)ARG0(arg)); + gh = (NODE)BDY((LIST)ARG1(arg)); + w = (VECT)ARG2(arg); + w1 = (MAT)ARG3(arg); + w2 = (MAT)ARG4(arg); + n = w1->col; + row1 = w1->row; + row2 = w2->row; + if ( w ) { + v = W_ALLOC(n); + for ( i = 0; i < n; i++ ) v[i] = QTOS((Q)w->body[i]); + } else v = 0; + m1 = almat(row1,n); + for ( i = 0; i < row1; i++ ) + for ( j = 0; j < n; j++ ) m1[i][j] = QTOS((Q)w1->body[i][j]); + m2 = almat(row2,n); + for ( i = 0; i < row2; i++ ) + for ( j = 0; j < n; j++ ) m2[i][j] = QTOS((Q)w2->body[i][j]); + r = compute_last_w(g,gh,n,&v,row1,m1,row2,m2); + if ( !r ) *rp = 0; + else { + MKVECT(rv,n); + for ( i = 0; i < n; i++ ) { + STOQ(v[i],q); rv->body[i] = (pointer)q; + } + MKLIST(l,r); + r = mknode(2,rv,l); + MKLIST(*rp,r); + } +} + +NODE compute_essential_df(DP *g,DP *gh,int n); + +void Pdp_compute_essential_df(NODE arg,LIST *rp) +{ + VECT g,gh; + NODE r; + + g = (VECT)ARG0(arg); + gh = (VECT)ARG1(arg); + r = (NODE)compute_essential_df((DP *)BDY(g),(DP *)BDY(gh),g->len); + MKLIST(*rp,r); +} + +void Pdp_inv_or_split(arg,rp) +NODE arg; +Obj *rp; +{ + NODE gb,newgb; + DP f,inv; + struct order_spec *spec; + LIST list; + + do_weyl = 0; dp_fcoeffs = 0; + asir_assert(ARG0(arg),O_LIST,"dp_inv_or_split"); + asir_assert(ARG1(arg),O_DP,"dp_inv_or_split"); + if ( !create_order_spec(0,(Obj)ARG2(arg),&spec) ) + error("dp_inv_or_split : invalid order specification"); + gb = BDY((LIST)ARG0(arg)); + f = (DP)ARG1(arg); + newgb = (NODE)dp_inv_or_split(gb,f,spec,&inv); + if ( !newgb ) { + /* invertible */ + *rp = (Obj)inv; + } else { + MKLIST(list,newgb); + *rp = (Obj)list; + } +} + void Pdp_sort(arg,rp) NODE arg; DP *rp; @@ -495,6 +631,43 @@ DP *rp; ptod(CO,vl,p,rp); } +void Phomogenize(arg,rp) +NODE arg; +P *rp; +{ + P p; + DP d,h; + NODE n; + V hv; + VL vl,tvl,last; + struct oLIST f; + LIST v; + + asir_assert(ARG0(arg),O_P,"homogenize"); + p = (P)ARG0(arg); + asir_assert(ARG1(arg),O_LIST,"homogenize"); + v = (LIST)ARG1(arg); + asir_assert(ARG2(arg),O_P,"homogenize"); + hv = VR((P)ARG2(arg)); + for ( vl = 0, n = BDY(v); n; n = NEXT(n) ) { + if ( !vl ) { + NEWVL(vl); tvl = vl; + } else { + NEWVL(NEXT(tvl)); tvl = NEXT(tvl); + } + VR(tvl) = VR((P)BDY(n)); + } + if ( vl ) { + last = tvl; + NEXT(tvl) = 0; + } + ptod(CO,vl,p,&d); + dp_homo(d,&h); + NEWVL(NEXT(last)); last = NEXT(last); + VR(last) = hv; NEXT(last) = 0; + dtop(CO,vl,h,rp); +} + void Pdp_ltod(arg,rp) NODE arg; DPV *rp; @@ -812,6 +985,131 @@ LIST *rp; NEXT(NEXT(n)) = 0; MKLIST(*rp,n); } +void Pdp_true_nf_marked(arg,rp) +NODE arg; +LIST *rp; +{ + NODE b,n; + DP *ps,*hps; + DP g; + DP nm; + Q cont; + P dn; + int full; + + do_weyl = 0; dp_fcoeffs = 0; + asir_assert(ARG0(arg),O_LIST,"dp_true_nf_marked"); + asir_assert(ARG1(arg),O_DP,"dp_true_nf_marked"); + asir_assert(ARG2(arg),O_VECT,"dp_true_nf_marked"); + asir_assert(ARG3(arg),O_VECT,"dp_true_nf_marked"); + if ( !(g = (DP)ARG1(arg)) ) { + nm = 0; dn = (P)ONE; + } else { + b = BDY((LIST)ARG0(arg)); + ps = (DP *)BDY((VECT)ARG2(arg)); + hps = (DP *)BDY((VECT)ARG3(arg)); + dp_true_nf_marked(b,g,ps,hps,&nm,&cont,&dn); + } + n = mknode(3,nm,cont,dn); + MKLIST(*rp,n); +} + +DP *dp_true_nf_and_quotient_marked (NODE b,DP g,DP *ps,DP *hps,DP *rp,P *dnp); + +void Pdp_true_nf_and_quotient_marked(arg,rp) +NODE arg; +LIST *rp; +{ + NODE b,n; + DP *ps,*hps; + DP g; + DP nm; + VECT quo; + P dn; + int full; + + do_weyl = 0; dp_fcoeffs = 0; + asir_assert(ARG0(arg),O_LIST,"dp_true_nf_and_quotient_marked"); + asir_assert(ARG1(arg),O_DP,"dp_true_nf_and_quotient_marked"); + asir_assert(ARG2(arg),O_VECT,"dp_true_nf_and_quotient_marked"); + asir_assert(ARG3(arg),O_VECT,"dp_true_nf_and_quotient_marked"); + if ( !(g = (DP)ARG1(arg)) ) { + nm = 0; dn = (P)ONE; + } else { + b = BDY((LIST)ARG0(arg)); + ps = (DP *)BDY((VECT)ARG2(arg)); + hps = (DP *)BDY((VECT)ARG3(arg)); + NEWVECT(quo); quo->len = ((VECT)ARG2(arg))->len; + quo->body = (pointer *)dp_true_nf_and_quotient_marked(b,g,ps,hps,&nm,&dn); + } + n = mknode(3,nm,dn,quo); + MKLIST(*rp,n); +} + +DP *dp_true_nf_and_quotient_marked_mod (NODE b,DP g,DP *ps,DP *hps,int mod,DP *rp,P *dnp); + +void Pdp_true_nf_and_quotient_marked_mod(arg,rp) +NODE arg; +LIST *rp; +{ + NODE b,n; + DP *ps,*hps; + DP g; + DP nm; + VECT quo; + P dn; + int full,mod; + + do_weyl = 0; dp_fcoeffs = 0; + asir_assert(ARG0(arg),O_LIST,"dp_true_nf_and_quotient_marked_mod"); + asir_assert(ARG1(arg),O_DP,"dp_true_nf_and_quotient_marked_mod"); + asir_assert(ARG2(arg),O_VECT,"dp_true_nf_and_quotient_marked_mod"); + asir_assert(ARG3(arg),O_VECT,"dp_true_nf_and_quotient_marked_mod"); + asir_assert(ARG4(arg),O_N,"dp_true_nf_and_quotient_marked_mod"); + if ( !(g = (DP)ARG1(arg)) ) { + nm = 0; dn = (P)ONE; + } else { + b = BDY((LIST)ARG0(arg)); + ps = (DP *)BDY((VECT)ARG2(arg)); + hps = (DP *)BDY((VECT)ARG3(arg)); + mod = QTOS((Q)ARG4(arg)); + NEWVECT(quo); quo->len = ((VECT)ARG2(arg))->len; + quo->body = (pointer *)dp_true_nf_and_quotient_marked_mod(b,g,ps,hps,mod,&nm,&dn); + } + n = mknode(3,nm,dn,quo); + MKLIST(*rp,n); +} + +void Pdp_true_nf_marked_mod(arg,rp) +NODE arg; +LIST *rp; +{ + NODE b,n; + DP *ps,*hps; + DP g; + DP nm; + P dn; + int mod; + + do_weyl = 0; dp_fcoeffs = 0; + asir_assert(ARG0(arg),O_LIST,"dp_true_nf_marked_mod"); + asir_assert(ARG1(arg),O_DP,"dp_true_nf_marked_mod"); + asir_assert(ARG2(arg),O_VECT,"dp_true_nf_marked_mod"); + asir_assert(ARG3(arg),O_VECT,"dp_true_nf_marked_mod"); + asir_assert(ARG4(arg),O_N,"dp_true_nf_marked_mod"); + if ( !(g = (DP)ARG1(arg)) ) { + nm = 0; dn = (P)ONE; + } else { + b = BDY((LIST)ARG0(arg)); + ps = (DP *)BDY((VECT)ARG2(arg)); + hps = (DP *)BDY((VECT)ARG3(arg)); + mod = QTOS((Q)ARG4(arg)); + dp_true_nf_marked_mod(b,g,ps,hps,mod,&nm,&dn); + } + n = mknode(2,nm,dn); + MKLIST(*rp,n); +} + void Pdp_weyl_nf_mod(arg,rp) NODE arg; DP *rp; @@ -974,6 +1272,30 @@ DP *rp; dp_subd(p1,p2,rp); } +void Pdp_symb_add(arg,rp) +NODE arg; +DP *rp; +{ + DP p1,p2,r; + NODE s0; + MP mp0,mp; + int nv; + + p1 = (DP)ARG0(arg); p2 = (DP)ARG1(arg); + asir_assert(p1,O_DP,"dp_symb_add"); + asir_assert(p2,O_DP,"dp_symb_add"); + if ( p1->nv != p2->nv ) + error("dp_sumb_add : invalid input"); + nv = p1->nv; + s0 = symb_merge(dp_dllist(p1),dp_dllist(p2),nv); + for ( mp0 = 0; s0; s0 = NEXT(s0) ) { + NEXTMP(mp0,mp); mp->dl = (DL)BDY(s0); mp->c = (P)ONE; + } + NEXT(mp) = 0; + MKDP(nv,mp0,r); r->sugar = MAX(p1->sugar,p2->sugar); + *rp = r; +} + void Pdp_mul_trunc(arg,rp) NODE arg; DP *rp; @@ -1657,6 +1979,30 @@ LIST *rp; dp_gr_main(f,v,homo,modular,0,ord,rp); } +void Pdp_interreduce(arg,rp) +NODE arg; +LIST *rp; +{ + LIST f,v; + VL vl; + int ac; + struct order_spec *ord; + + do_weyl = 0; + asir_assert(ARG0(arg),O_LIST,"dp_interreduce"); + f = (LIST)ARG0(arg); + f = remove_zero_from_list(f); + if ( !BDY(f) ) { + *rp = f; return; + } + if ( (ac = argc(arg)) == 3 ) { + asir_assert(ARG1(arg),O_LIST,"dp_interreduce"); + v = (LIST)ARG1(arg); + create_order_spec(0,ARG2(arg),&ord); + } + dp_interreduce(f,v,0,ord,rp); +} + void Pdp_gr_f_main(arg,rp) NODE arg; LIST *rp; @@ -1795,13 +2141,14 @@ NODE arg; LIST *rp; { LIST f,v; - int m,homo; + int m,homo,retdp; + Obj val; struct order_spec *ord; do_weyl = 0; - asir_assert(ARG0(arg),O_LIST,"nd_gr"); - asir_assert(ARG1(arg),O_LIST,"nd_gr"); - asir_assert(ARG2(arg),O_N,"nd_gr"); + asir_assert(ARG0(arg),O_LIST,"nd_f4"); + asir_assert(ARG1(arg),O_LIST,"nd_f4"); + asir_assert(ARG2(arg),O_N,"nd_f4"); f = (LIST)ARG0(arg); v = (LIST)ARG1(arg); f = remove_zero_from_list(f); if ( !BDY(f) ) { @@ -1809,7 +2156,10 @@ LIST *rp; } m = QTOS((Q)ARG2(arg)); create_order_spec(0,ARG3(arg),&ord); - nd_gr(f,v,m,1,ord,rp); + homo = retdp = 0; + if ( get_opt("homo",&val) && val ) homo = 1; + if ( get_opt("dp",&val) && val ) retdp = 1; + nd_gr(f,v,m,homo,retdp,1,ord,rp); } void Pnd_gr(arg,rp) @@ -1817,7 +2167,8 @@ NODE arg; LIST *rp; { LIST f,v; - int m,homo; + int m,homo,retdp; + Obj val; struct order_spec *ord; do_weyl = 0; @@ -1831,7 +2182,10 @@ LIST *rp; } m = QTOS((Q)ARG2(arg)); create_order_spec(0,ARG3(arg),&ord); - nd_gr(f,v,m,0,ord,rp); + homo = retdp = 0; + if ( get_opt("homo",&val) && val ) homo = 1; + if ( get_opt("dp",&val) && val ) retdp = 1; + nd_gr(f,v,m,homo,retdp,0,ord,rp); } void Pnd_gr_postproc(arg,rp) @@ -1857,6 +2211,80 @@ LIST *rp; nd_gr_postproc(f,v,m,ord,do_check,rp); } +#if 0 +void Pnd_gr_recompute_trace(arg,rp) +NODE arg; +LIST *rp; +{ + LIST f,v,tlist; + int m; + struct order_spec *ord; + + do_weyl = 0; + asir_assert(ARG0(arg),O_LIST,"nd_gr_recompute_trace"); + asir_assert(ARG1(arg),O_LIST,"nd_gr_recompute_trace"); + asir_assert(ARG2(arg),O_N,"nd_gr_recompute_trace"); + f = (LIST)ARG0(arg); v = (LIST)ARG1(arg); + m = QTOS((Q)ARG2(arg)); + create_order_spec(0,ARG3(arg),&ord); + tlist = (LIST)ARG4(arg); + nd_gr_recompute_trace(f,v,m,ord,tlist,rp); +} +#endif + +Obj nd_btog_one(LIST f,LIST v,int m,struct order_spec *ord,LIST tlist,int pos); +Obj nd_btog(LIST f,LIST v,int m,struct order_spec *ord,LIST tlist); + +void Pnd_btog(arg,rp) +NODE arg; +Obj *rp; +{ + LIST f,v,tlist; + int m,ac,pos; + struct order_spec *ord; + + do_weyl = 0; + asir_assert(ARG0(arg),O_LIST,"nd_btog"); + asir_assert(ARG1(arg),O_LIST,"nd_btog"); + asir_assert(ARG2(arg),O_N,"nd_btog"); + f = (LIST)ARG0(arg); v = (LIST)ARG1(arg); + m = QTOS((Q)ARG2(arg)); + create_order_spec(0,ARG3(arg),&ord); + tlist = (LIST)ARG4(arg); + if ( (ac = argc(arg)) == 6 ) { + asir_assert(ARG5(arg),O_N,"nd_btog"); + pos = QTOS((Q)ARG5(arg)); + *rp = nd_btog_one(f,v,m,ord,tlist,pos); + } else if ( ac == 5 ) + *rp = nd_btog(f,v,m,ord,tlist); + else + error("nd_btog : argument mismatch"); +} + +void Pnd_weyl_gr_postproc(arg,rp) +NODE arg; +LIST *rp; +{ + LIST f,v; + int m,do_check; + struct order_spec *ord; + + do_weyl = 1; + asir_assert(ARG0(arg),O_LIST,"nd_gr"); + asir_assert(ARG1(arg),O_LIST,"nd_gr"); + asir_assert(ARG2(arg),O_N,"nd_gr"); + f = (LIST)ARG0(arg); v = (LIST)ARG1(arg); + f = remove_zero_from_list(f); + if ( !BDY(f) ) { + *rp = f; do_weyl = 0; return; + } + m = QTOS((Q)ARG2(arg)); + create_order_spec(0,ARG3(arg),&ord); + do_check = ARG4(arg) ? 1 : 0; + nd_gr_postproc(f,v,m,ord,do_check,rp); + do_weyl = 0; +} + void Pnd_gr_trace(arg,rp) NODE arg; LIST *rp; @@ -1910,7 +2338,8 @@ NODE arg; LIST *rp; { LIST f,v; - int m,homo; + int m,homo,retdp; + Obj val; struct order_spec *ord; do_weyl = 1; @@ -1920,11 +2349,15 @@ LIST *rp; f = (LIST)ARG0(arg); v = (LIST)ARG1(arg); f = remove_zero_from_list(f); if ( !BDY(f) ) { - *rp = f; return; + *rp = f; do_weyl = 0; return; } m = QTOS((Q)ARG2(arg)); create_order_spec(0,ARG3(arg),&ord); - nd_gr(f,v,m,0,ord,rp); + homo = retdp = 0; + if ( get_opt("homo",&val) && val ) homo = 1; + if ( get_opt("dp",&val) && val ) retdp = 1; + nd_gr(f,v,m,homo,retdp,0,ord,rp); + do_weyl = 0; } void Pnd_weyl_gr_trace(arg,rp) @@ -1943,28 +2376,26 @@ LIST *rp; f = (LIST)ARG0(arg); v = (LIST)ARG1(arg); f = remove_zero_from_list(f); if ( !BDY(f) ) { - *rp = f; return; + *rp = f; do_weyl = 0; return; } homo = QTOS((Q)ARG2(arg)); m = QTOS((Q)ARG3(arg)); create_order_spec(0,ARG4(arg),&ord); - nd_gr_trace(f,v,m,homo,ord,rp); + nd_gr_trace(f,v,m,homo,0,ord,rp); + do_weyl = 0; } -void Pnd_nf(arg,rp) -NODE arg; -P *rp; +void Pnd_nf(NODE arg,Obj *rp) { - P f; + Obj f; LIST g,v; struct order_spec *ord; do_weyl = 0; - asir_assert(ARG0(arg),O_P,"nd_nf"); asir_assert(ARG1(arg),O_LIST,"nd_nf"); asir_assert(ARG2(arg),O_LIST,"nd_nf"); asir_assert(ARG4(arg),O_N,"nd_nf"); - f = (P)ARG0(arg); + f = (Obj)ARG0(arg); g = (LIST)ARG1(arg); g = remove_zero_from_list(g); if ( !BDY(g) ) { *rp = f; return; @@ -1974,6 +2405,26 @@ P *rp; nd_nf_p(f,g,v,QTOS((Q)ARG4(arg)),ord,rp); } +void Pnd_weyl_nf(NODE arg,Obj *rp) +{ + Obj f; + LIST g,v; + struct order_spec *ord; + + do_weyl = 1; + asir_assert(ARG1(arg),O_LIST,"nd_weyl_nf"); + asir_assert(ARG2(arg),O_LIST,"nd_weyl_nf"); + asir_assert(ARG4(arg),O_N,"nd_weyl_nf"); + f = (Obj)ARG0(arg); + g = (LIST)ARG1(arg); g = remove_zero_from_list(g); + if ( !BDY(g) ) { + *rp = f; return; + } + v = (LIST)ARG2(arg); + create_order_spec(0,ARG3(arg),&ord); + nd_nf_p(f,g,v,QTOS((Q)ARG4(arg)),ord,rp); +} + /* for Weyl algebra */ void Pdp_weyl_gr_main(arg,rp) @@ -2151,6 +2602,92 @@ VECT *rp; } } +VECT current_module_weight_vector_obj; +int *current_module_weight_vector; + +void Pdp_set_module_weight(arg,rp) +NODE arg; +VECT *rp; +{ + VECT v; + int i,n; + NODE node; + + if ( !arg ) + *rp = current_module_weight_vector_obj; + else if ( !ARG0(arg) ) { + current_module_weight_vector_obj = 0; + current_module_weight_vector = 0; + *rp = 0; + } else { + if ( OID(ARG0(arg)) != O_VECT && OID(ARG0(arg)) != O_LIST ) + error("dp_module_set_weight : invalid argument"); + if ( OID(ARG0(arg)) == O_VECT ) + v = (VECT)ARG0(arg); + else { + node = (NODE)BDY((LIST)ARG0(arg)); + n = length(node); + MKVECT(v,n); + for ( i = 0; i < n; i++, node = NEXT(node) ) + BDY(v)[i] = BDY(node); + } + current_module_weight_vector_obj = v; + n = v->len; + current_module_weight_vector = (int *)CALLOC(n,sizeof(int)); + for ( i = 0; i < n; i++ ) + current_module_weight_vector[i] = QTOS((Q)v->body[i]); + *rp = v; + } +} + +VECT current_top_weight_vector_obj; +N *current_top_weight_vector; + +void Pdp_set_top_weight(arg,rp) +NODE arg; +VECT *rp; +{ + VECT v; + int i,n; + NODE node; + + if ( !arg ) + *rp = current_top_weight_vector_obj; + else if ( !ARG0(arg) ) { + current_top_weight_vector = 0; + current_top_weight_vector_obj = 0; + *rp = 0; + } else { + if ( OID(ARG0(arg)) != O_VECT && OID(ARG0(arg)) != O_LIST ) + error("dp_set_top_weight : invalid argument"); + if ( OID(ARG0(arg)) == O_VECT ) + v = (VECT)ARG0(arg); + else { + node = (NODE)BDY((LIST)ARG0(arg)); + n = length(node); + MKVECT(v,n); + for ( i = 0; i < n; i++, node = NEXT(node) ) + BDY(v)[i] = BDY(node); + } + for ( i = 0; i < v->len; i++ ) + if ( !INT(BDY(v)[i]) || (BDY(v)[i] && SGN((Q)BDY(v)[i]) < 0) ) + error("dp_set_top_weight : each element must be a non-negative integer"); + current_top_weight_vector_obj = v; + current_top_weight_vector = (N *)MALLOC(v->len*sizeof(N)); + for ( i = 0; i < v->len; i++ ) { + current_top_weight_vector[i] = !BDY(v)[i]?0:NM((Q)BDY(v)[i]); + } + *rp = current_top_weight_vector_obj; + } +} + +LIST get_denomlist(); + +void Pdp_get_denomlist(LIST *rp) +{ + *rp = get_denomlist(); +} + static VECT current_weyl_weight_vector_obj; int *current_weyl_weight_vector; @@ -2159,13 +2696,27 @@ NODE arg; VECT *rp; { VECT v; + NODE node; int i,n; if ( !arg ) *rp = current_weyl_weight_vector_obj; - else { - asir_assert(ARG0(arg),O_VECT,"dp_weyl_set_weight"); - v = (VECT)ARG0(arg); + else if ( !ARG0(arg) ) { + current_weyl_weight_vector_obj = 0; + current_weyl_weight_vector = 0; + *rp = 0; + } else { + if ( OID(ARG0(arg)) != O_VECT && OID(ARG0(arg)) != O_LIST ) + error("dp_weyl_set_weight : invalid argument"); + if ( OID(ARG0(arg)) == O_VECT ) + v = (VECT)ARG0(arg); + else { + node = (NODE)BDY((LIST)ARG0(arg)); + n = length(node); + MKVECT(v,n); + for ( i = 0; i < n; i++, node = NEXT(node) ) + BDY(v)[i] = BDY(node); + } current_weyl_weight_vector_obj = v; n = v->len; current_weyl_weight_vector = (int *)CALLOC(n,sizeof(int)); @@ -2175,6 +2726,70 @@ VECT *rp; } } +NODE mono_raddec(NODE ideal); + +void Pdp_mono_raddec(NODE arg,LIST *rp) +{ + NODE ideal,rd,t,t1,r,r1,u; + VL vl0,vl; + int nv,i,bpi; + int *s; + DP dp; + P *v; + LIST l; + + ideal = BDY((LIST)ARG0(arg)); + if ( !ideal ) *rp = (LIST)ARG0(arg); + else { + t = BDY((LIST)ARG1(arg)); + nv = length(t); + v = (P)MALLOC(nv*sizeof(P)); + for ( vl0 = 0, i = 0; t; t = NEXT(t), i++ ) { + NEXTVL(vl0,vl); VR(vl) = VR((P)BDY(t)); + MKV(VR(vl),v[i]); + } + if ( vl0 ) NEXT(vl) = 0; + for ( t = 0, r = ideal; r; r = NEXT(r) ) { + ptod(CO,vl0,BDY(r),&dp); MKNODE(t1,dp,t); t = t1; + } + rd = mono_raddec(t); + r = 0; + bpi = (sizeof(int)/sizeof(char))*8; + for ( u = rd; u; u = NEXT(u) ) { + s = (int *)BDY(u); + for ( i = nv-1, t = 0; i >= 0; i-- ) + if ( s[i/bpi]&(1<<(i%bpi)) ) { + MKNODE(t1,v[i],t); t = t1; + } + MKLIST(l,t); MKNODE(r1,l,r); r = r1; + } + MKLIST(*rp,r); + } +} + +void Pdp_mono_reduce(NODE arg,LIST *rp) +{ + NODE t,t0,t1,r0,r; + int i,n; + DP m; + DP *a; + + t0 = BDY((LIST)ARG0(arg)); + t1 = BDY((LIST)ARG1(arg)); + n = length(t0); + a = (DP *)MALLOC(n*sizeof(DP)); + for ( i = 0; i < n; i++, t0 = NEXT(t0) ) a[i] = (DP)BDY(t0); + for ( t = t1; t; t = NEXT(t) ) { + m = (DP)BDY(t); + for ( i = 0; i < n; i++ ) + if ( a[i] && dp_redble(a[i],m) ) a[i] = 0; + } + for ( i = n-1, r0 = 0; i >= 0; i-- ) + if ( a[i] ) { NEXTNODE(r0,r); BDY(r) = a[i]; } + if ( r0 ) NEXT(r) = 0; + MKLIST(*rp,r0); +} + LIST remove_zero_from_list(LIST l) { NODE n,r0,r; @@ -2339,3 +2954,22 @@ int dpv_hp(DPV p) break; } } + +int get_opt(char *key0,Obj *r) { + NODE tt,p; + char *key; + + if ( current_option ) { + for ( tt = current_option; tt; tt = NEXT(tt) ) { + p = BDY((LIST)BDY(tt)); + key = BDY((STRING)BDY(p)); + /* value = (Obj)BDY(NEXT(p)); */ + if ( !strcmp(key,key0) ) { + *r = (Obj)BDY(NEXT(p)); + return 1; + } + } + } + return 0; +} +