OpenXM_contrib2/asir2000/builtin/gr.c - diff

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Diff for /OpenXM_contrib2/asir2000/builtin/gr.c between version 1.2 and 1.8

version 1.2, 2000/04/13 06:01:01

version 1.8, 2000/08/21 08:31:19

Line 1

/* $OpenXM: OpenXM_contrib2/asir2000/builtin/gr.c,v 1.1.1.1 1999/12/03 07:39:07 noro Exp $ */

* FUJITSU LABORATORIES LIMITED ("FLL") hereby grants you a limited,

* 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

* third party developer retains all rights, including but not limited to

* copyrights, in and to the SOFTWARE.

* (1) FLL does not grant you a license in any way for commercial

* purposes. You may use the SOFTWARE only for non-commercial and

* non-profit purposes only, such as academic, research and internal

* business use.

* (2) The SOFTWARE is protected by the Copyright Law of Japan and

* international copyright treaties. If you make copies of the SOFTWARE,

* with or without modification, as permitted hereunder, you shall affix

* to all such copies of the SOFTWARE the above copyright notice.

* (3) An explicit reference to this SOFTWARE and its copyright owner

* shall be made on your publication or presentation in any form of the

* results obtained by use of the SOFTWARE.

* (4) In the event that you modify the SOFTWARE, you shall notify FLL by

* e-mail at risa-admin@flab.fujitsu.co.jp of the detailed specification

* for such modification or the source code of the modified part of the

* SOFTWARE.

* THE SOFTWARE IS PROVIDED AS IS WITHOUT ANY WARRANTY OF ANY KIND. FLL

* MAKES ABSOLUTELY NO WARRANTIES, EXPRESSED, IMPLIED OR STATUTORY, AND

* EXPRESSLY DISCLAIMS ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS

* FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT OF THIRD PARTIES'

* RIGHTS. NO FLL DEALER, AGENT, EMPLOYEES IS AUTHORIZED TO MAKE ANY

* MODIFICATIONS, EXTENSIONS, OR ADDITIONS TO THIS WARRANTY.

* UNDER NO CIRCUMSTANCES AND UNDER NO LEGAL THEORY, TORT, CONTRACT,

* OR OTHERWISE, SHALL FLL BE LIABLE TO YOU OR ANY OTHER PERSON FOR ANY

* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, PUNITIVE OR CONSEQUENTIAL

* DAMAGES OF ANY CHARACTER, INCLUDING, WITHOUT LIMITATION, DAMAGES

* ARISING OUT OF OR RELATING TO THE SOFTWARE OR THIS AGREEMENT, DAMAGES

* FOR LOSS OF GOODWILL, WORK STOPPAGE, OR LOSS OF DATA, OR FOR ANY

* DAMAGES, EVEN IF FLL SHALL HAVE BEEN INFORMED OF THE POSSIBILITY OF

* SUCH DAMAGES, OR FOR ANY CLAIM BY ANY OTHER PARTY. EVEN IF A PART

* OF THE SOFTWARE HAS BEEN DEVELOPED BY A THIRD PARTY, THE THIRD PARTY

* DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE,

* PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE.

* $OpenXM: OpenXM_contrib2/asir2000/builtin/gr.c,v 1.7 2000/07/14 08:26:39 noro Exp $

#include "ca.h"

#include "parse.h"

#include "base.h"

Line 33 int TP,NBP,NMP,NFP,NDP,ZR,NZR;

Line 81 int TP,NBP,NMP,NFP,NDP,ZR,NZR;

#define NEWDP_pairs ((DP_pairs)MALLOC(sizeof(struct dp_pairs)))

extern int (*cmpdl)();

extern int do_weyl;

void Pdp_gr_flags(), Pdp_gr_print();

void Pdp_gr_main(),Pdp_gr_mod_main(),Pdp_f4_main(),Pdp_f4_mod_main();

Line 41 void print_stat(void);

Line 90 void print_stat(void);

void init_stat(void);

int dp_load_t(int,DP *);

void dp_load(int,DP *);

void dp_save(int,DP);

void dp_save(int,Obj,char *);

void dp_make_flaglist(LIST *);

void dp_set_flag(Obj,Obj);

int membercheck(NODE,NODE);

Line 126 static char *Demand = 0;

Line 175 static char *Demand = 0;

static int PtozpRA = 0;

LIST Dist = 0;

int NoGCD = 0;

int GenTrace = 0;

int OXCheck = -1;

int doing_f4;

NODE TraceList;

void Pdp_gr_flags(arg,rp)

NODE arg;

Line 259 DL dl1,dl2;

Line 311 DL dl1,dl2;

return 0;

}

/* b[] should be cleared */

void _dpmod_to_vect(f,at,b)

DP f;

DL *at;

Line 510 LIST *rp;

Line 564 LIST *rp;

int i;

struct order_spec ord1;

VL fv,vv,vc;

DP b,c;

DP b,c,c1;

NODE fd,fd0,fi,fi0,r,r0,t,subst,x,s,xx;

dp_fcoeffs = 0;

Line 523 LIST *rp;

Line 577 LIST *rp;

for ( fd0 = 0, t = BDY(f); t; t = NEXT(t) ) {

ptod(CO,vv,(P)BDY(t),&b);

_dp_mod(b,m,0,&c);

_dp_monic(c,m,&c1);

if ( c ) {

NEXTNODE(fd0,fd); BDY(fd) = (pointer)c;

NEXTNODE(fd0,fd); BDY(fd) = (pointer)c1;

}

if ( fd0 ) NEXT(fd) = 0;

Line 618 NODE f;

Line 673 NODE f;

fprintf(asir_out,"mat : %d x %d",row,col);

fflush(asir_out);

}

#if 0

rank = generic_gauss_elim_hensel(mat,&nm,&dn,&rind,&cind);

#else

rank = generic_gauss_elim(mat,&nm,&dn,&rind,&cind);

#endif

if ( Print )

fprintf(asir_out,"done rank = %d\n",rank,row,col);

for ( i = 0; i < rank; i++ ) {

Line 653 NODE f;

Line 712 NODE f;

return g;

}

/* initial bases are monic */

NODE gb_f4_mod(f,m)

NODE f;

int m;

Line 664 int m;

Line 725 int m;

DP h,nf,f1,f2,f21,f21r,sp,sp1,sd,sdm,tdp;

MP mp,mp0;

NODE blist,bt,nt;

DL *ht,*at;

DL *ht,*at,*st;

int **mat;

int **spmat,**redmat;

int *colstat;

int *colstat,*w;

int rank,nred,nonzero;

int rank,nred,nsp,nonzero,spcol;

struct oEGT tmp0,tmp1,tmp2,eg_split_symb,eg_split_elim;

int *indred,*isred,*ri;

extern struct oEGT eg_symb,eg_elim;

struct oEGT tmp0,tmp1,tmp2,eg_split_symb,eg_split_elim1,eg_split_elim2;

extern struct oEGT eg_symb,eg_elim1,eg_elim2;

init_eg(&eg_symb); init_eg(&eg_elim);

init_eg(&eg_symb); init_eg(&eg_elim1); init_eg(&eg_elim2);

for ( gall = g = 0, d = 0, r = f; r; r = NEXT(r) ) {

i = (int)BDY(r);

d = updpairs(d,g,i);

Line 709 int m;

Line 771 int m;

nred++;

}

get_eg(&tmp1); add_eg(&eg_symb,&tmp0,&tmp1);

init_eg(&eg_split_symb); add_eg(&eg_split_symb,&tmp0,&tmp1);

/* the first nred polys in blist are reducers */

/* row = the number of all the polys */

for ( r = blist, row = 0; r; r = NEXT(r), row++ );

/* head terms of reducers */

ht = (DL *)MALLOC(nred*sizeof(DL));

for ( r = blist, i = 0; i < nred; r = NEXT(r), i++ )

ht[i] = BDY((DP)BDY(r))->dl;

/* col = number of all terms */

for ( s = s0, col = 0; s; s = NEXT(s), col++ );

/* head terms of all terms */

at = (DL *)MALLOC(col*sizeof(DL));

for ( s = s0, i = 0; i < col; s = NEXT(s), i++ )

at[i] = (DL)BDY(s);

mat = almat(row,col);

for ( i = 0, r = blist; i < row; r = NEXT(r), i++ )

/* store coefficients separately in spmat and redmat */

_dpmod_to_vect(BDY(r),at,mat[i]);

nsp = row-nred;

colstat = (int *)MALLOC_ATOMIC(col*sizeof(int));

for ( i = 0, nonzero=0; i < row; i++ )

/* reducer matrix */

for ( j = 0; j < col; j++ )

redmat = (int **)almat(nred,col);

if ( mat[i][j] )

for ( i = 0, r = blist; i < nred; r = NEXT(r), i++ )

_dpmod_to_vect(BDY(r),at,redmat[i]);

/* XXX */

/* reduce_reducers_mod(redmat,nred,col,m); */

/* register the position of the head term */

indred = (int *)MALLOC(nred*sizeof(int));

bzero(indred,nred*sizeof(int));

isred = (int *)MALLOC(col*sizeof(int));

bzero(isred,col*sizeof(int));

for ( i = 0; i < nred; i++ ) {

ri = redmat[i];

for ( j = 0; j < col && !ri[j]; j++ );

indred[i] = j;

isred[j] = 1;

}

spcol = col-nred;

/* head terms not in ht */

st = (DL *)MALLOC(spcol*sizeof(DL));

for ( j = 0, k = 0; j < col; j++ )

if ( !isred[j] )

st[k++] = at[j];

/* spoly matrix; stored in reduced form; terms in ht[] are omitted */

spmat = almat(nsp,spcol);

w = (int *)MALLOC(col*sizeof(int));

for ( ; i < row; r = NEXT(r), i++ ) {

bzero(w,col*sizeof(int));

_dpmod_to_vect(BDY(r),at,w);

reduce_sp_by_red_mod(w,redmat,indred,nred,col,m);

for ( j = 0, k = 0; j < col; j++ )

if ( !isred[j] )

spmat[i-nred][k++] = w[j];

}

get_eg(&tmp0); add_eg(&eg_elim1,&tmp1,&tmp0);

init_eg(&eg_split_elim1); add_eg(&eg_split_elim1,&tmp1,&tmp0);

colstat = (int *)MALLOC_ATOMIC(spcol*sizeof(int));

for ( i = 0, nonzero=0; i < nsp; i++ )

for ( j = 0; j < spcol; j++ )

if ( spmat[i][j] )

nonzero++;

if ( Print )

fprintf(asir_out,"mat : %d x %d (nonzero=%f%%)...",

fprintf(asir_out,"spmat : %d x %d (nonzero=%f%%)...",

row,col,((double)nonzero*100)/(row*col));

nsp,spcol,((double)nonzero*100)/(nsp*spcol));

get_eg(&tmp1); add_eg(&eg_symb,&tmp0,&tmp1);

rank = generic_gauss_elim_mod(spmat,nsp,spcol,m,colstat);

init_eg(&eg_split_symb); add_eg(&eg_split_symb,&tmp0,&tmp1);

rank = generic_gauss_elim_mod(mat,row,col,m,colstat);

get_eg(&tmp1); add_eg(&eg_elim2,&tmp0,&tmp1);

get_eg(&tmp2); add_eg(&eg_elim,&tmp1,&tmp2);

init_eg(&eg_split_elim2); add_eg(&eg_split_elim2,&tmp0,&tmp1);

init_eg(&eg_split_elim); add_eg(&eg_split_elim,&tmp1,&tmp2);

if ( Print ) {

fprintf(asir_out,"done rank = %d\n",rank,row,col);

print_eg("Symb",&eg_split_symb);

print_eg("Elim",&eg_split_elim);

print_eg("Elim1",&eg_split_elim1);

print_eg("Elim2",&eg_split_elim2);

fprintf(asir_out,"\n");

}

for ( j = 0, i = 0; j < col; j++ )

for ( j = 0, i = 0; j < spcol; j++ )

if ( colstat[j] ) {

for ( k = 0; k < nred; k++ )

mp0 = 0;

if ( !cmpdl(nv,at[j],ht[k]) )

NEXTMP(mp0,mp); mp->dl = st[j]; mp->c = STOI(1);

break;

for ( k = j+1; k < spcol; k++ )

if ( k == nred ) {

if ( !colstat[k] && spmat[i][k] ) {

/* this is a new base */

NEXTMP(mp0,mp); mp->dl = st[k];

mp0 = 0;

mp->c = STOI(spmat[i][k]);

NEXTMP(mp0,mp); mp->dl = at[j]; mp->c = STOI(1);

for ( k = j+1; k < col; k++ )

if ( !colstat[k] && mat[i][k] ) {

NEXTMP(mp0,mp); mp->dl = at[k];

mp->c = STOI(mat[i][k]);

}

NEXT(mp) = 0;

MKDP(nv,mp0,nf); nf->sugar = dm->sugar;

nh = newps_mod(nf,m);

d = updpairs(d,g,nh);

g = updbase(g,nh);

gall = append_one(gall,nh);

}

NEXT(mp) = 0;

MKDP(nv,mp0,nf); nf->sugar = dm->sugar;

nh = newps_mod(nf,m);

d = updpairs(d,g,nh);

g = updbase(g,nh);

gall = append_one(gall,nh);

i++;

}

if ( Print ) {

print_eg("Symb",&eg_symb);

print_eg("Elim",&eg_elim);

print_eg("Elim1",&eg_elim1);

print_eg("Elim2",&eg_elim2);

fflush(asir_out);

}

return g;

Line 899 NODE f,*r;

Line 1007 NODE f,*r;

int m;

{

int i;

NODE s,s0;

NODE s,s0,f0;

f = NODE_sortb(f,1);

f0 = f = NODE_sortb(f,1);

psn = length(f); pslen = 2*psn;

ps = (DP *)MALLOC(pslen*sizeof(DP));

psh = (DL *)MALLOC(pslen*sizeof(DL));

Line 910 int m;

Line 1018 int m;

for ( i = 0; i < psn; i++, f = NEXT(f) ) {

prim_part((DP)BDY(f),m,&ps[i]);

if ( Demand )

dp_save(i,ps[i]);

dp_save(i,(Obj)ps[i],0);

psh[i] = BDY(ps[i])->dl;

pss[i] = ps[i]->sugar;

psc[i] = BDY(ps[i])->c;

}

if ( GenTrace && (OXCheck >= 0) ) {

Q q;

STRING fname;

LIST input;

NODE arg;

Obj dmy;

STOQ(OXCheck,q);

MKSTR(fname,"register_input");

MKLIST(input,f0);

arg = mknode(3,q,fname,input);

Pox_cmo_rpc(arg,&dmy);

}

for ( s0 = 0, i = 0; i < psn; i++ ) {

NEXTNODE(s0,s); BDY(s) = (pointer)i;

}

Line 926 void prim_part(f,m,r)

Line 1047 void prim_part(f,m,r)

DP f,*r;

int m;

{

P d,t;

if ( m > 0 ) {

if ( PCoeffs )

dp_prim_mod(f,m,r);

Line 938 int m;

Line 1061 int m;

dp_prim(f,r);

else

dp_ptozp(f,r);

if ( GenTrace && TraceList ) {

divsp(CO,BDY(f)->c,BDY(*r)->c,&d);

mulp(CO,(P)ARG3(BDY((LIST)BDY(TraceList))),d,&t);

ARG3(BDY((LIST)BDY(TraceList))) = t;

}

Line 1035 NODE *h;

Line 1163 NODE *h;

}

get_eg(&tmp0);

dp_load(w[i],&ps[w[i]]);

_dp_nf(top,ps[w[i]],ps,1,&g);

if ( GenTrace ) {

Q q;

NODE node;

LIST hist;

STOQ(w[i],q);

node = mknode(4,ONE,q,ONE,ONE);

MKLIST(hist,node);

MKNODE(TraceList,hist,0);

}

if ( !PtozpRA || !Multiple )

_dp_nf(top,ps[w[i]],ps,1,&g);

else

Line 1127 NODE subst;

Line 1264 NODE subst;

ps[psn] = a;

else

ps[psn] = 0;

dp_save(psn,a);

dp_save(psn,(Obj)a,0);

} else

ps[psn] = a;

psh[psn] = BDY(a)->dl;

Line 1135 NODE subst;

Line 1272 NODE subst;

psc[psn] = BDY(a)->c;

if ( m )

_dp_mod(a,m,subst,&psm[psn]);

if ( GenTrace ) {

NODE tn,tr,tr1;

LIST trace;

/* reverse the TraceList */

tn = TraceList;

for ( tr = 0; tn; tn = NEXT(tn) ) {

MKNODE(tr1,BDY(tn),tr); tr = tr1;

}

MKLIST(trace,tr);

if ( OXCheck >= 0 ) {

NODE arg;

Q q1,q2;

STRING fname;

Obj dmy;

STOQ(OXCheck,q1);

MKSTR(fname,"check_trace");

STOQ(psn,q2);

arg = mknode(5,q1,fname,a,q2,trace);

Pox_cmo_rpc(arg,&dmy);

} else

dp_save(psn,(Obj)trace,"t");

TraceList = 0;

}

return psn++;

}

Line 1210 NODE f,*g;

Line 1372 NODE f,*g;

}

for ( top = 0, i = n-1; i >= 0; i-- )

if ( r[i] >= 0 ) {

dp_load(r[i],&ps[r[i]]); dp_dehomo(ps[r[i]],&u); j = newps(u,0,0);

dp_load(r[i],&ps[r[i]]); dp_dehomo(ps[r[i]],&u);

if ( GenTrace ) {

Q q;

LIST hist;

NODE node;

STOQ(r[i],q);

node = mknode(4,0,q,0,0);

MKLIST(hist,node);

MKNODE(TraceList,hist,0);

}

j = newps(u,0,0);

MKNODE(t,j,top); top = t;

}

*g = top;

Line 1298 NODE subst;

Line 1471 NODE subst;

struct oEGT tnf0,tnf1,tnfm0,tnfm1,tpz0,tpz1,tsp0,tsp1,tspm0,tspm1,tnp0,tnp1,tmp0,tmp1;

int skip_nf_flag;

double t_0;

Q q;

int new_sugar;

static prev_sugar = -1;

Max_mag = 0;

Line 1323 NODE subst;

Line 1498 NODE subst;

get_eg(&tmp1); add_eg(&eg_mp,&tmp0,&tmp1);

if ( m ) {

get_eg(&tspm0);

_dp_sp_mod(psm[l->dp1],psm[l->dp2],m,&h);

_dp_sp_mod_dup(psm[l->dp1],psm[l->dp2],m,&h);

new_sugar = h->sugar;

get_eg(&tspm1); add_eg(&eg_spm,&tspm0,&tspm1);

get_eg(&tnfm0);

_dp_nf_mod(gall,h,psm,m,0,&nfm);

_dp_nf_mod_destructive(gall,h,psm,m,0,&nfm);

get_eg(&tnfm1); add_eg(&eg_nfm,&tnfm0,&tnfm1);

} else

nfm = (DP)1;

Line 1345 NODE subst;

Line 1521 NODE subst;

}

} else

dp_sp(ps[l->dp1],ps[l->dp2],&h);

if ( GenTrace ) {

STOQ(l->dp1,q); ARG1(BDY((LIST)BDY(NEXT(TraceList)))) = q;

STOQ(l->dp2,q); ARG1(BDY((LIST)BDY(TraceList))) = q;

}

new_sugar = h->sugar;

get_eg(&tsp1); add_eg(&eg_sp,&tsp0,&tsp1);

get_eg(&tnf0);

t_0 = get_rtime();

Line 1403 skip_nf:

Line 1584 skip_nf:

add_eg(&eg_znfm,&tnfm0,&tnfm1);

ZR++;

if ( Print || PrintShort ) {

if ( h && (h->sugar != prev_sugar) ) {

if ( new_sugar != prev_sugar ) {

fprintf(asir_out,"[%d]",h->sugar);

fprintf(asir_out,"[%d]",new_sugar);

prev_sugar = h->sugar;

prev_sugar = new_sugar;

}

fprintf(asir_out,"."); fflush(asir_out); prev = 0;

}

Line 1451 NODE dlist;

Line 1632 NODE dlist;

l->dp2 = QTOS((Q)BDY(pair));

if ( m ) {

get_eg(&tspm0);

_dp_sp_mod(psm[l->dp1],psm[l->dp2],m,&h);

_dp_sp_mod_dup(ps[l->dp1],ps[l->dp2],m,&h);

get_eg(&tspm1); add_eg(&eg_spm,&tspm0,&tspm1);

get_eg(&tnfm0);

_dp_nf_mod(gall,h,psm,m,0,&nfm);

_dp_nf_mod_destructive(gall,h,ps,m,!Top,&nf);

get_eg(&tnfm1); add_eg(&eg_nfm,&tnfm0,&tnfm1);

} else

nfm = (DP)1;

Line 1536 int m;

Line 1717 int m;

get_eg(&tspm1); add_eg(&eg_spm,&tspm0,&tspm1); get_eg(&tnfm0);

dp_nf_mod(gall,h,ps,m,!Top,&nf);

} else {

_dp_sp_mod(ps[l->dp1],ps[l->dp2],m,&h);

_dp_sp_mod_dup(ps[l->dp1],ps[l->dp2],m,&h);

get_eg(&tspm1); add_eg(&eg_spm,&tspm0,&tspm1); get_eg(&tnfm0);

_dp_nf_mod(gall,h,ps,m,!Top,&nf);

_dp_nf_mod_destructive(gall,h,ps,m,!Top,&nf);

}

get_eg(&tnfm1); add_eg(&eg_nfm,&tnfm0,&tnfm1);

if ( nf ) {

Line 1560 int m;

Line 1741 int m;

print_split_eg(&tnfm0,&tnfm1); fflush(asir_out);

fprintf(asir_out,"(%d,%d),nb=%d,nab=%d,rp=%d,sugar=%d",l->dp1,l->dp2,length(g),length(gall),DPPlength(d),pss[nh]);

printdl(psh[nh]); fprintf(asir_out,"\n"); fflush(asir_out);

} else if ( PrintShort ) {

fprintf(asir_out,"+"); fflush(asir_out);

}

prev = 1;

} else {

add_eg(&eg_znfm,&tnfm0,&tnfm1);

ZR++;

if ( Print ) {

if ( Print || PrintShort ) {

fprintf(asir_out,"."); fflush(asir_out); prev = 0;

}

if ( Print )

if ( Print || PrintShort )

fprintf(asir_out,"gb_mod done\n");

return g;

}

Line 1656 DP *ps;

Line 1839 DP *ps;

int full;

DP *rp;

{

DP u,p,d,s,t;

DP u,p,d,s,t,mult;

P dmy;

P coef;

NODE l;

MP m,mr;

int sugar,psugar;

Line 1670 DP *rp;

Line 1853 DP *rp;

for ( u = 0, l = b; l; l = NEXT(l) ) {

if ( dl_redble(BDY(g)->dl,psh[(int)BDY(l)]) ) {

dp_load((int)BDY(l),&p);

dp_red(d,g,p,&t,&u,&dmy);

/* t+u = coef*(d+g) - mult*p (t = coef*d) */

dp_red(d,g,p,&t,&u,&coef,&mult);

psugar = (BDY(g)->dl->td - BDY(p)->dl->td) + p->sugar;

sugar = MAX(sugar,psugar);

if ( GenTrace ) {

LIST hist;

Q cq;

NODE node,node0;

STOQ((int)BDY(l),cq);

node0 = mknode(4,coef,cq,mult,ONE);

MKLIST(hist,node0);

MKNODE(node,hist,TraceList); TraceList = node;

}

if ( !u ) {

if ( d )

d->sugar = sugar;

Line 1705 DP *rp;

Line 1899 DP *rp;

double pz_t_e, pz_t_d, pz_t_d1, pz_t_c, im_t_s, im_t_r;

extern int GenTrace;

extern NODE TraceList;

void _dp_nf_ptozp(b,g,ps,full,multiple,r)

NODE b;

DP g;

Line 1726 DP *r;

Line 1923 DP *r;

extern int kara_mag;

double get_rtime();

double t_0,t_00,tt,ttt,t_p,t_m,t_m1,t_m2,t_s,t_g,t_a;

LIST hist;

NODE node;

Q rcred,mrcred;

if ( !g ) {

*r = 0; return;

Line 1745 DP *r;

Line 1945 DP *r;

dc = 0; dp = 0; rc = ONE; rp = g;

MKSTR(imul,"dp_imul_index");

/* g = dc*dp+rc*rp */

for ( ; rp; ) {

for ( u = 0, l = b; l; l = NEXT(l) ) {

if ( dl_redble(BDY(rp)->dl,psh[(int)BDY(l)]) ) {

Line 1799 DP *r;

Line 2000 DP *r;

psugar = (BDY(rp)->dl->td - BDY(red)->dl->td) + red->sugar;

sugar = MAX(sugar,psugar);

if ( GenTrace ) {

/* u = cr*rp + (-cred)*shift*red */

STOQ((int)BDY(l),cq);

node = mknode(4,cr,cq,0,0);

mulq(cred,rc,&rcred);

chsgnnum((Num)rcred,(Num *)&mrcred);

muldc(CO,shift,(P)mrcred,(DP *)&ARG2(node));

MKLIST(hist,node);

}

if ( !u ) {

if ( dp )

dp->sugar = sugar;

*r = dp;

if ( GenTrace ) {

ARG3(BDY(hist)) = ONE;

MKNODE(node,hist,TraceList); TraceList = node;

}

goto final;

}

break;

Line 1839 DP *r;

Line 2053 DP *r;

tt = get_rtime()-t_0; t_a += tt;

rp = t;

hmag = multiple*HMAG(rp)/denom;

if ( GenTrace ) {

NTOQ(gn,1,gcd);

ARG3(BDY(hist)) = (pointer)gcd;

MKNODE(node,hist,TraceList); TraceList = node;

}

} else {

t_0 = get_rtime();

mulq(cr,dc,&dcq); dc = dcq;

tt = get_rtime()-t_0; t_a += tt;

rp = u;

if ( GenTrace ) {

ARG3(BDY(hist)) = (pointer)ONE;

MKNODE(node,hist,TraceList); TraceList = node;

}

} else if ( !full ) {

if ( rp ) {

Line 1867 DP *r;

Line 2090 DP *r;

tt = get_rtime()-t_0; t_a += tt;

}

if ( GenTrace ) {

mulq(ARG3(BDY((LIST)BDY(TraceList))),dc,&cq);

ARG3(BDY((LIST)BDY(TraceList))) = (pointer)cq;

}

if ( dp )

dp->sugar = sugar;

*r = dp;

Line 2144 int t;

Line 2371 int t;

dl1 = DPPlength(d1); NFP += (dl-dl1); dl = dl1;

} else

dl = 1;

for ( dd = 0; d1; d1 = nd ) {

if ( !do_weyl )

nd = NEXT(d1);

for ( dd = 0; d1; d1 = nd ) {

if ( !criterion_2( d1->dp1, d1->dp2 ) ) {

nd = NEXT(d1);

NEXT(d1) = dd;

if ( !criterion_2( d1->dp1, d1->dp2 ) ) {

dd = d1;

NEXT(d1) = dd;

dd = d1;

}

else

dd = d1;

dl1 = DPPlength(dd); NDP += (dl-dl1);

get_eg(&tup1);

add_eg(&eg_up,&tup0,&tup1);

Line 2178 register int t;

Line 2408 register int t;

last = p;

dp = p->dp1 = (int)BDY(r); p->dp2 = t;

p->lcm = lcm_of_DL(CNVars, dl = psh[dp], tdl, (DL)0 );

p->sugar = (ts > (s = pss[dp] - dl->td) ? ts : s) + p->lcm->td;

#if 0

if ( do_weyl )

p->sugar = dl_weight(p->lcm);

else

#endif

p->sugar = (ts > (s = pss[dp] - dl->td) ? ts : s) + p->lcm->td;

}

return last;

}

Line 2353 DL dl1, dl2;

Line 2588 DL dl1, dl2;

return 1;

}

int dl_weight(dl)

DL dl;

{

int n,w,i;

n = CNVars/2;

for ( i = 0, w = 0; i < n; i++ )

w += (-dl->d[i]+dl->d[n+i]);

return w;

}

int gbcheck(f)

NODE f;

{

Line 2468 Obj name,value;

Line 2714 Obj name,value;

Denominator = v;

else if ( !strcmp(n,"PtozpRA") )

PtozpRA = v;

else if ( !strcmp(n,"GenTrace") )

GenTrace = v;

else if ( !strcmp(n,"OXCheck") )

OXCheck = v;

}

void dp_make_flaglist(list)

Line 2484 LIST *list;

Line 2734 LIST *list;

STOQ(Reverse,v); MKNODE(n1,v,n); n = n1; MKSTR(name,"Reverse"); MKNODE(n1,name,n); n = n1;

STOQ(Stat,v); MKNODE(n1,v,n); n = n1; MKSTR(name,"Stat"); MKNODE(n1,name,n); n = n1;

STOQ(Print,v); MKNODE(n1,v,n); n = n1; MKSTR(name,"Print"); MKNODE(n1,name,n); n = n1;

STOQ(OXCheck,v); MKNODE(n1,v,n); n = n1; MKSTR(name,"OXCheck"); MKNODE(n1,name,n); n = n1;

STOQ(GenTrace,v); MKNODE(n1,v,n); n = n1; MKSTR(name,"GenTrace"); MKNODE(n1,name,n); n = n1;

STOQ(PtozpRA,v); MKNODE(n1,v,n); n = n1; MKSTR(name,"PtozpRA"); MKNODE(n1,name,n); n = n1;

STOQ(ShowMag,v); MKNODE(n1,v,n); n = n1; MKSTR(name,"ShowMag"); MKNODE(n1,name,n); n = n1;

STOQ(Top,v); MKNODE(n1,v,n); n = n1; MKSTR(name,"Top"); MKNODE(n1,name,n); n = n1;

Line 2508 LIST *list;

Line 2760 LIST *list;

#define DELIM ':'

#endif

void dp_save(index,p)

void dp_save(index,p,prefix)

int index;

DP p;

Obj p;

char *prefix;

{

FILE *fp;

char path[BUFSIZ];

sprintf(path,"%s%c%d",Demand,DELIM,index);

if ( prefix )

sprintf(path,"%s%c%s%d",Demand,DELIM,prefix,index);

else

sprintf(path,"%s%c%d",Demand,DELIM,index);

#if defined(VISUAL) || defined(THINK_C)

if ( !(fp = fopen(path,"wb") ) )

#else

if ( !(fp = fopen(path,"w") ) )

#endif

error("dp_save : cannot open a file");

savevl(fp,VC); saveobj(fp,(Obj)p); fclose(fp);

savevl(fp,VC); saveobj(fp,p); fclose(fp);

}

void dp_load(index,p)

Line 2595 DP *ps;

Line 2851 DP *ps;

int full,multiple;

DP *rp;

{

DP u,p,d,s,t,dmy;

P dmy;

DP u,p,d,s,t,dmy1;

NODE l;

MP m,mr;

int i,n;

Line 2621 DP *rp;

Line 2878 DP *rp;

for ( u = 0, l = b; l; l = NEXT(l) ) {

if ( dl_redble(BDY(g)->dl,psh[(int)BDY(l)]) ) {

dp_load((int)BDY(l),&p);

dp_red(d,g,p,&t,&u,&dmy);

dp_red(d,g,p,&t,&u,&dmy,&dmy1);

psugar = (BDY(g)->dl->td - BDY(p)->dl->td) + p->sugar;

sugar = MAX(sugar,psugar);

if ( !u ) {

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