=================================================================== RCS file: /home/cvs/OpenXM_contrib2/asir2000/builtin/dp.c,v retrieving revision 1.58 retrieving revision 1.65 diff -u -p -r1.58 -r1.65 --- OpenXM_contrib2/asir2000/builtin/dp.c 2005/08/03 05:01:00 1.58 +++ OpenXM_contrib2/asir2000/builtin/dp.c 2006/10/12 08:20:37 1.65 @@ -45,12 +45,13 @@ * 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 1.57 2004/12/09 08:56:43 noro Exp $ + * $OpenXM: OpenXM_contrib2/asir2000/builtin/dp.c,v 1.64 2006/06/13 04:13:26 noro Exp $ */ #include "ca.h" #include "base.h" #include "parse.h" +extern int dp_fcoeffs; extern int dp_nelim; extern int dp_order_pair_length; extern struct order_pair *dp_order_pair; @@ -61,7 +62,7 @@ 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(); @@ -74,6 +75,7 @@ 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(); @@ -92,7 +94,7 @@ void Pdp_weyl_set_weight(); void Pdp_set_weight(); void Pdp_nf_f(),Pdp_weyl_nf_f(); void Pdp_lnf_f(); -void Pnd_gr(),Pnd_gr_trace(),Pnd_f4(); +void Pnd_gr(),Pnd_gr_trace(),Pnd_f4(),Pnd_f4_trace(); void Pnd_gr_postproc(); void Pnd_weyl_gr(),Pnd_weyl_gr_trace(); void Pnd_nf(); @@ -140,12 +142,14 @@ 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}, {"nd_f4",Pnd_f4,4}, {"nd_gr",Pnd_gr,4}, {"nd_gr_trace",Pnd_gr_trace,5}, + {"nd_f4_trace",Pnd_f4_trace,5}, {"nd_gr_postproc",Pnd_gr_postproc,5}, {"nd_weyl_gr",Pnd_weyl_gr,4}, {"nd_weyl_gr_trace",Pnd_weyl_gr_trace,5}, @@ -197,6 +201,7 @@ 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}, @@ -441,7 +446,7 @@ Obj *rp; int modular; f.id = O_LIST; f.body = 0; - if ( !arg ) + if ( !arg && !current_option ) *rp = dp_current_spec->obj; else { if ( current_option ) @@ -493,6 +498,43 @@ 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; @@ -568,10 +610,42 @@ extern LIST Dist; void Pdp_ptozp(arg,rp) NODE arg; -DP *rp; +Obj *rp; { + Q t; + NODE tt,p; + NODE n,n0; + char *key; + DP pp; + LIST list; + int get_factor=0; + asir_assert(ARG0(arg),O_DP,"dp_ptozp"); - dp_ptozp((DP)ARG0(arg),rp); + + /* analyze the option */ + 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,"factor") ) get_factor=1; + else { + error("ptozp: unknown option."); + } + } + } + + dp_ptozp3((DP)ARG0(arg),&t,&pp); + + /* printexpr(NULL,t); */ + /* if the option factor is given, then it returns the answer + in the format [zpoly, num] where num*zpoly is equal to the argument.*/ + if (get_factor) { + n0 = mknode(2,pp,t); + MKLIST(list,n0); + *rp = (Obj)list; + } else + *rp = (Obj)pp; } void Pdp_ptozp2(arg,rp) @@ -636,7 +710,7 @@ DP *rp; DP g; int full; - do_weyl = 0; + do_weyl = 0; dp_fcoeffs = 0; asir_assert(ARG0(arg),O_LIST,"dp_nf"); asir_assert(ARG1(arg),O_DP,"dp_nf"); asir_assert(ARG2(arg),O_VECT,"dp_nf"); @@ -761,7 +835,7 @@ LIST *rp; P dn; int full; - do_weyl = 0; + do_weyl = 0; dp_fcoeffs = 0; asir_assert(ARG0(arg),O_LIST,"dp_true_nf"); asir_assert(ARG1(arg),O_DP,"dp_true_nf"); asir_assert(ARG2(arg),O_VECT,"dp_true_nf"); @@ -1623,6 +1697,30 @@ 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; @@ -1844,9 +1942,33 @@ LIST *rp; 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); } +void Pnd_f4_trace(arg,rp) +NODE arg; +LIST *rp; +{ + LIST f,v; + int m,homo; + struct order_spec *ord; + + do_weyl = 0; + asir_assert(ARG0(arg),O_LIST,"nd_gr_trace"); + asir_assert(ARG1(arg),O_LIST,"nd_gr_trace"); + asir_assert(ARG2(arg),O_N,"nd_gr_trace"); + asir_assert(ARG3(arg),O_N,"nd_gr_trace"); + f = (LIST)ARG0(arg); v = (LIST)ARG1(arg); + f = remove_zero_from_list(f); + if ( !BDY(f) ) { + *rp = f; 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,1,ord,rp); +} + void Pnd_weyl_gr(arg,rp) NODE arg; LIST *rp; @@ -1890,7 +2012,7 @@ LIST *rp; 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); } void Pnd_nf(arg,rp)