OpenXM_contrib2/asir2000/builtin/dp.c - diff

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Diff for /OpenXM_contrib2/asir2000/builtin/dp.c between version 1.11 and 1.29

version 1.11, 2000/12/08 08:26:08

version 1.29, 2003/04/21 02:49:40

Line 45

* 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 1.10 2000/12/08 06:43:09 noro Exp $

* $OpenXM: OpenXM_contrib2/asir2000/builtin/dp.c,v 1.28 2003/01/15 04:53:03 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;

Line 69 void Pdp_nf_mod(),Pdp_true_nf_mod();

Line 68 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();

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_f4_main(),Pdp_f4_mod_main();

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();

void Pdp_mbase(),Pdp_lnf_mod(),Pdp_nf_tab_mod(),Pdp_mdtod(), Pdp_nf_tab_f();

void Pdp_vtoe(), Pdp_etov(), Pdp_dtov(), Pdp_idiv(), Pdp_sep();

void Pdp_cont();

void Pdp_gr_checklist();

void Pdp_weyl_red(),Pdp_weyl_sp(),Pdp_weyl_nf();

void Pdp_weyl_red();

void Pdp_weyl_gr_main(),Pdp_weyl_gr_mod_main();

void Pdp_weyl_sp();

void Pdp_weyl_f4_main(),Pdp_weyl_f4_mod_main();

void Pdp_weyl_nf(),Pdp_weyl_nf_mod();

void Pdp_weyl_gr_main(),Pdp_weyl_gr_mod_main(),Pdp_weyl_gr_f_main();

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_nf_f(),Pdp_weyl_nf_f();

void Pdp_lnf_f();

LIST remove_zero_from_list(LIST);

struct ftab dp_tab[] = {

/* content reduction */

{"dp_ptozp",Pdp_ptozp,1},

Line 100 struct ftab dp_tab[] = {

Line 109 struct ftab dp_tab[] = {

/* normal form */

{"dp_nf",Pdp_nf,4},

{"dp_nf_f",Pdp_nf_f,4},

{"dp_true_nf",Pdp_true_nf,4},

{"dp_nf_mod",Pdp_nf_mod,5},

{"dp_true_nf_mod",Pdp_true_nf_mod,5},

{"dp_lnf_mod",Pdp_lnf_mod,3},

{"dp_nf_tab_f",Pdp_nf_tab_f,2},

{"dp_nf_tab_mod",Pdp_nf_tab_mod,3},

{"dp_lnf_f",Pdp_lnf_f,2},

/* Buchberger algorithm */

{"dp_gr_main",Pdp_gr_main,5},

{"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},

/* F4 algorithm */

{"dp_f4_main",Pdp_f4_main,3},

{"dp_f4_mod_main",Pdp_f4_mod_main,4},

/* weyl algebra */

/* multiplication */

{"dp_weyl_mul",Pdp_weyl_mul,2},

{"dp_weyl_mul_mod",Pdp_weyl_mul_mod,3},

/* s-poly */

{"dp_weyl_sp",Pdp_weyl_sp,2},

Line 123 struct ftab dp_tab[] = {

Line 141 struct ftab dp_tab[] = {

/* normal form */

{"dp_weyl_nf",Pdp_weyl_nf,4},

{"dp_weyl_nf_mod",Pdp_weyl_nf_mod,5},

{"dp_weyl_nf_f",Pdp_weyl_nf_f,4},

/* Buchberger algorithm */

{"dp_weyl_gr_main",Pdp_weyl_gr_main,5},

{"dp_weyl_gr_mod_main",Pdp_weyl_gr_mod_main,5},

{"dp_weyl_gr_f_main",Pdp_weyl_gr_f_main,4},

/* F4 algorithm */

{"dp_weyl_f4_main",Pdp_weyl_f4_main,3},

{"dp_weyl_f4_mod_main",Pdp_weyl_f4_mod_main,4},

/* misc */

{"dp_set_weight",Pdp_set_weight,-1},

{"dp_weyl_set_weight",Pdp_weyl_set_weight,-1},

{0,0,0},

};

Line 300 DP *rp;

Line 324 DP *rp;

n = v->len;

NEWDL(dl,n); d = dl->d;

for ( i = 0, td = 0; i < n; i++ ) {

d[i] = QTOS((Q)(v->body[i])); td += d[i];

d[i] = QTOS((Q)(v->body[i])); td += MUL_WEIGHT(d[i],i);

}

dl->td = td;

NEWMP(m); m->dl = dl; m->c = (P)ONE; NEXT(m) = 0;

Line 327 LIST *rp;

Line 351 LIST *rp;

NEXT(NEXT(n)) = 0; MKLIST(*rp,n);

}

void Pdp_lnf_f(arg,rp)

NODE arg;

LIST *rp;

{

DP r1,r2;

NODE b,g,n;

asir_assert(ARG0(arg),O_LIST,"dp_lnf_f");

asir_assert(ARG1(arg),O_LIST,"dp_lnf_f");

b = BDY((LIST)ARG0(arg)); g = BDY((LIST)ARG1(arg));

dp_lnf_f((DP)BDY(b),(DP)BDY(NEXT(b)),g,&r1,&r2);

NEWNODE(n); BDY(n) = (pointer)r1;

NEWNODE(NEXT(n)); BDY(NEXT(n)) = (pointer)r2;

NEXT(NEXT(n)) = 0; MKLIST(*rp,n);

}

void Pdp_nf_tab_mod(arg,rp)

NODE arg;

DP *rp;

Line 338 DP *rp;

Line 378 DP *rp;

QTOS((Q)ARG2(arg)),rp);

}

void Pdp_nf_tab_f(arg,rp)

NODE arg;

DP *rp;

{

asir_assert(ARG0(arg),O_DP,"dp_nf_tab_f");

asir_assert(ARG1(arg),O_VECT,"dp_nf_tab_f");

dp_nf_tab_f((DP)ARG0(arg),(LIST *)BDY((VECT)ARG1(arg)),rp);

}

void Pdp_ord(arg,rp)

NODE arg;

Obj *rp;

Line 479 DP *rp;

Line 528 DP *rp;

}

b = BDY((LIST)ARG0(arg)); ps = (DP *)BDY((VECT)ARG2(arg));

full = (Q)ARG3(arg) ? 1 : 0;

dp_nf_ptozp(b,g,ps,full,DP_Multiple,rp);

dp_nf_z(b,g,ps,full,DP_Multiple,rp);

}

void Pdp_weyl_nf(arg,rp)

Line 491 DP *rp;

Line 540 DP *rp;

DP g;

int full;

do_weyl = 1;

asir_assert(ARG0(arg),O_LIST,"dp_weyl_nf");

asir_assert(ARG1(arg),O_DP,"dp_weyl_nf");

asir_assert(ARG2(arg),O_VECT,"dp_weyl_nf");

Line 501 DP *rp;

Line 549 DP *rp;

}

b = BDY((LIST)ARG0(arg)); ps = (DP *)BDY((VECT)ARG2(arg));

full = (Q)ARG3(arg) ? 1 : 0;

dp_nf_ptozp(b,g,ps,full,DP_Multiple,rp);

do_weyl = 1;

dp_nf_z(b,g,ps,full,DP_Multiple,rp);

do_weyl = 0;

}

/* nf computation using field operations */

void Pdp_nf_f(arg,rp)

NODE arg;

DP *rp;

{

NODE b;

DP *ps;

DP g;

int full;

do_weyl = 0;

asir_assert(ARG0(arg),O_LIST,"dp_nf_f");

asir_assert(ARG1(arg),O_DP,"dp_nf_f");

asir_assert(ARG2(arg),O_VECT,"dp_nf_f");

asir_assert(ARG3(arg),O_N,"dp_nf_f");

if ( !(g = (DP)ARG1(arg)) ) {

*rp = 0; return;

}

b = BDY((LIST)ARG0(arg)); ps = (DP *)BDY((VECT)ARG2(arg));

full = (Q)ARG3(arg) ? 1 : 0;

dp_nf_f(b,g,ps,full,rp);

}

void Pdp_weyl_nf_f(arg,rp)

NODE arg;

DP *rp;

{

NODE b;

DP *ps;

DP g;

int full;

asir_assert(ARG0(arg),O_LIST,"dp_weyl_nf_f");

asir_assert(ARG1(arg),O_DP,"dp_weyl_nf_f");

asir_assert(ARG2(arg),O_VECT,"dp_weyl_nf_f");

asir_assert(ARG3(arg),O_N,"dp_weyl_nf_f");

if ( !(g = (DP)ARG1(arg)) ) {

*rp = 0; return;

}

b = BDY((LIST)ARG0(arg)); ps = (DP *)BDY((VECT)ARG2(arg));

full = (Q)ARG3(arg) ? 1 : 0;

do_weyl = 1;

dp_nf_f(b,g,ps,full,rp);

do_weyl = 0;

}

void Pdp_nf_mod(arg,rp)

NODE arg;

DP *rp;

{

NODE b;

DP g;

DP *ps;

int mod,full,ac;

NODE n,n0;

do_weyl = 0;

ac = argc(arg);

asir_assert(ARG0(arg),O_LIST,"dp_nf_mod");

asir_assert(ARG1(arg),O_DP,"dp_nf_mod");

asir_assert(ARG2(arg),O_VECT,"dp_nf_mod");

asir_assert(ARG3(arg),O_N,"dp_nf_mod");

asir_assert(ARG4(arg),O_N,"dp_nf_mod");

if ( !(g = (DP)ARG1(arg)) ) {

*rp = 0; return;

}

b = BDY((LIST)ARG0(arg)); ps = (DP *)BDY((VECT)ARG2(arg));

full = QTOS((Q)ARG3(arg)); mod = QTOS((Q)ARG4(arg));

for ( n0 = n = 0; b; b = NEXT(b) ) {

NEXTNODE(n0,n);

BDY(n) = (pointer)QTOS((Q)BDY(b));

}

if ( n0 )

NEXT(n) = 0;

dp_nf_mod(n0,g,ps,mod,full,rp);

}

void Pdp_true_nf(arg,rp)

NODE arg;

LIST *rp;

Line 532 LIST *rp;

Line 660 LIST *rp;

NEXT(NEXT(n)) = 0; MKLIST(*rp,n);

}

void Pdp_nf_mod(arg,rp)

void Pdp_weyl_nf_mod(arg,rp)

NODE arg;

DP *rp;

{

Line 542 DP *rp;

Line 670 DP *rp;

int mod,full,ac;

NODE n,n0;

do_weyl = 0;

ac = argc(arg);

asir_assert(ARG0(arg),O_LIST,"dp_nf_mod");

asir_assert(ARG0(arg),O_LIST,"dp_weyl_nf_mod");

asir_assert(ARG1(arg),O_DP,"dp_nf_mod");

asir_assert(ARG1(arg),O_DP,"dp_weyl_nf_mod");

asir_assert(ARG2(arg),O_VECT,"dp_nf_mod");

asir_assert(ARG2(arg),O_VECT,"dp_weyl_nf_mod");

asir_assert(ARG3(arg),O_N,"dp_nf_mod");

asir_assert(ARG3(arg),O_N,"dp_weyl_nf_mod");

asir_assert(ARG4(arg),O_N,"dp_nf_mod");

asir_assert(ARG4(arg),O_N,"dp_weyl_nf_mod");

if ( !(g = (DP)ARG1(arg)) ) {

*rp = 0; return;

}

Line 560 DP *rp;

Line 687 DP *rp;

}

if ( n0 )

NEXT(n) = 0;

dp_nf_mod(n,g,ps,mod,full,rp);

do_weyl = 1;

dp_nf_mod(n0,g,ps,mod,full,rp);

do_weyl = 0;

}

void Pdp_true_nf_mod(arg,rp)

Line 680 LIST *rp;

Line 809 LIST *rp;

NEWNODE(NEXT(n)); BDY(NEXT(n)) = (pointer)r;

NEXT(NEXT(n)) = 0; MKLIST(*rp,n);

}

void Pdp_subd(arg,rp)

NODE arg;

DP *rp;

Line 692 DP *rp;

Line 822 DP *rp;

dp_subd(p1,p2,rp);

}

void Pdp_weyl_mul(arg,rp)

NODE arg;

DP *rp;

{

DP p1,p2;

p1 = (DP)ARG0(arg); p2 = (DP)ARG1(arg);

asir_assert(p1,O_DP,"dp_weyl_mul"); asir_assert(p2,O_DP,"dp_mul");

do_weyl = 1;

muld(CO,p1,p2,rp);

do_weyl = 0;

}

void Pdp_weyl_mul_mod(arg,rp)

NODE arg;

DP *rp;

{

DP p1,p2;

Q m;

p1 = (DP)ARG0(arg); p2 = (DP)ARG1(arg); m = (Q)ARG2(arg);

asir_assert(p1,O_DP,"dp_weyl_mul_mod");

asir_assert(p2,O_DP,"dp_mul_mod");

asir_assert(m,O_N,"dp_mul_mod");

do_weyl = 1;

mulmd(CO,QTOS(m),p1,p2,rp);

do_weyl = 0;

}

void Pdp_red(arg,rp)

NODE arg;

LIST *rp;

Line 718 LIST *rp;

Line 877 LIST *rp;

DP head,rest,dmy1;

P dmy;

do_weyl = 1;

asir_assert(ARG0(arg),O_DP,"dp_weyl_red");

asir_assert(ARG1(arg),O_DP,"dp_weyl_red");

asir_assert(ARG2(arg),O_DP,"dp_weyl_red");

do_weyl = 1;

dp_red((DP)ARG0(arg),(DP)ARG1(arg),(DP)ARG2(arg),&head,&rest,&dmy,&dmy1);

do_weyl = 0;

NEWNODE(n); BDY(n) = (pointer)head;

NEWNODE(NEXT(n)); BDY(NEXT(n)) = (pointer)rest;

NEXT(NEXT(n)) = 0; MKLIST(*rp,n);

Line 746 DP *rp;

Line 906 DP *rp;

{

DP p1,p2;

do_weyl = 1;

p1 = (DP)ARG0(arg); p2 = (DP)ARG1(arg);

asir_assert(p1,O_DP,"dp_weyl_sp"); asir_assert(p2,O_DP,"dp_sp");

do_weyl = 1;

dp_sp(p1,p2,rp);

do_weyl = 0;

}

void Pdp_sp_mod(arg,rp)

Line 781 DP *rp;

Line 942 DP *rp;

n = p1->nv; d1 = BDY(p1)->dl; d2 = BDY(p2)->dl;

NEWDL(d,n);

for ( i = 0, td = 0; i < n; i++ ) {

d->d[i] = MAX(d1->d[i],d2->d[i]); td += d->d[i];

d->d[i] = MAX(d1->d[i],d2->d[i]); td += MUL_WEIGHT(d->d[i],i);

}

d->td = td;

NEWMP(m); m->dl = d; m->c = (P)ONE; NEXT(m) = 0;

Line 1064 LIST *rp;

Line 1225 LIST *rp;

dp_make_flaglist(rp);

}

extern int DP_Print;

extern int DP_Print, DP_PrintShort;

void Pdp_gr_print(arg,rp)

NODE arg;

Q *rp;

{

Q q;

int s;

if ( arg ) {

asir_assert(ARG0(arg),O_N,"dp_gr_print");

q = (Q)ARG0(arg); DP_Print = QTOS(q);

q = (Q)ARG0(arg);

} else

s = QTOS(q);

STOQ(DP_Print,q);

switch ( s ) {

case 0:

DP_Print = 0; DP_PrintShort = 0;

break;

case 1:

DP_Print = 1;

break;

case 2: default:

DP_Print = 0; DP_PrintShort = 1;

break;

}

} else {

if ( DP_Print ) {

STOQ(1,q);

} else if ( DP_PrintShort ) {

STOQ(2,q);

} else

q = 0;

}

*rp = q;

}

Line 1096 LIST *rp;

Line 1276 LIST *rp;

asir_assert(ARG2(arg),O_N,"dp_gr_main");

asir_assert(ARG3(arg),O_N,"dp_gr_main");

f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);

f = remove_zero_from_list(f);

if ( !BDY(f) ) {

*rp = f; return;

}

homo = (Num)ARG2(arg);

m = (Q)ARG3(arg);

if ( !m )

Line 1105 LIST *rp;

Line 1289 LIST *rp;

else

modular = QTOS(m);

create_order_spec(ARG4(arg),&ord);

dp_gr_main(f,v,homo,modular,&ord,rp);

dp_gr_main(f,v,homo,modular,0,&ord,rp);

}

void Pdp_gr_f_main(arg,rp)

NODE arg;

LIST *rp;

{

LIST f,v;

Num homo;

int m,field,t;

struct order_spec ord;

NODE n;

do_weyl = 0;

asir_assert(ARG0(arg),O_LIST,"dp_gr_f_main");

asir_assert(ARG1(arg),O_LIST,"dp_gr_f_main");

asir_assert(ARG2(arg),O_N,"dp_gr_f_main");

f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);

f = remove_zero_from_list(f);

if ( !BDY(f) ) {

*rp = f; return;

}

homo = (Num)ARG2(arg);

#if 0

asir_assert(ARG3(arg),O_N,"dp_gr_f_main");

m = QTOS((Q)ARG3(arg));

if ( m )

error("dp_gr_f_main : trace lifting is not implemented yet");

create_order_spec(ARG4(arg),&ord);

#else

m = 0;

create_order_spec(ARG3(arg),&ord);

#endif

field = 0;

for ( n = BDY(f); n; n = NEXT(n) ) {

t = get_field_type(BDY(n));

if ( !t )

continue;

if ( t < 0 )

error("dp_gr_f_main : incosistent coefficients");

if ( !field )

field = t;

else if ( t != field )

error("dp_gr_f_main : incosistent coefficients");

}

dp_gr_main(f,v,homo,m?1:0,field,&ord,rp);

}

void Pdp_f4_main(arg,rp)

NODE arg;

LIST *rp;

Line 1119 LIST *rp;

Line 1348 LIST *rp;

asir_assert(ARG0(arg),O_LIST,"dp_f4_main");

asir_assert(ARG1(arg),O_LIST,"dp_f4_main");

f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);

f = remove_zero_from_list(f);

if ( !BDY(f) ) {

*rp = f; return;

}

create_order_spec(ARG2(arg),&ord);

dp_f4_main(f,v,&ord,rp);

}

/* dp_gr_checklist(list of dp) */

void Pdp_gr_checklist(arg,rp)

NODE arg;

LIST *rp;

{

VECT g;

LIST dp;

NODE r;

int n;

do_weyl = 0;

asir_assert(ARG0(arg),O_LIST,"dp_gr_checklist");

asir_assert(ARG1(arg),O_N,"dp_gr_checklist");

n = QTOS((Q)ARG1(arg));

gbcheck_list(BDY((LIST)ARG0(arg)),n,&g,&dp);

r = mknode(2,g,dp);

MKLIST(*rp,r);

}

void Pdp_f4_mod_main(arg,rp)

NODE arg;

LIST *rp;

Line 1132 LIST *rp;

Line 1385 LIST *rp;

struct order_spec ord;

do_weyl = 0;

asir_assert(ARG0(arg),O_LIST,"dp_f4_main");

asir_assert(ARG0(arg),O_LIST,"dp_f4_mod_main");

asir_assert(ARG1(arg),O_LIST,"dp_f4_main");

asir_assert(ARG1(arg),O_LIST,"dp_f4_mod_main");

asir_assert(ARG2(arg),O_N,"dp_f4_main");

asir_assert(ARG2(arg),O_N,"dp_f4_mod_main");

f = (LIST)ARG0(arg); v = (LIST)ARG1(arg); m = QTOS((Q)ARG2(arg));

f = remove_zero_from_list(f);

if ( !BDY(f) ) {

*rp = f; return;

}

if ( !m )

error("dp_f4_mod_main : invalid argument");

create_order_spec(ARG3(arg),&ord);

dp_f4_mod_main(f,v,m,&ord,rp);

}

Line 1155 LIST *rp;

Line 1414 LIST *rp;

asir_assert(ARG2(arg),O_N,"dp_gr_mod_main");

asir_assert(ARG3(arg),O_N,"dp_gr_mod_main");

f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);

f = remove_zero_from_list(f);

if ( !BDY(f) ) {

*rp = f; return;

}

homo = (Num)ARG2(arg); m = QTOS((Q)ARG3(arg));

if ( !m )

error("dp_gr_mod_main : invalid argument");

create_order_spec(ARG4(arg),&ord);

dp_gr_mod_main(f,v,homo,m,&ord,rp);

}

Line 1172 LIST *rp;

Line 1437 LIST *rp;

int modular;

struct order_spec ord;

do_weyl = 1;

asir_assert(ARG0(arg),O_LIST,"dp_weyl_gr_main");

asir_assert(ARG1(arg),O_LIST,"dp_weyl_gr_main");

asir_assert(ARG2(arg),O_N,"dp_weyl_gr_main");

asir_assert(ARG3(arg),O_N,"dp_weyl_gr_main");

f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);

f = remove_zero_from_list(f);

if ( !BDY(f) ) {

*rp = f; return;

}

homo = (Num)ARG2(arg);

m = (Q)ARG3(arg);

if ( !m )

Line 1187 LIST *rp;

Line 1455 LIST *rp;

else

modular = QTOS(m);

create_order_spec(ARG4(arg),&ord);

dp_gr_main(f,v,homo,modular,&ord,rp);

do_weyl = 1;

dp_gr_main(f,v,homo,modular,0,&ord,rp);

do_weyl = 0;

}

void Pdp_weyl_f4_main(arg,rp)

void Pdp_weyl_gr_f_main(arg,rp)

NODE arg;

LIST *rp;

{

LIST f,v;

Num homo;

struct order_spec ord;

asir_assert(ARG0(arg),O_LIST,"dp_weyl_gr_main");

asir_assert(ARG1(arg),O_LIST,"dp_weyl_gr_main");

asir_assert(ARG2(arg),O_N,"dp_weyl_gr_main");

asir_assert(ARG3(arg),O_N,"dp_weyl_gr_main");

f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);

f = remove_zero_from_list(f);

if ( !BDY(f) ) {

*rp = f; return;

}

homo = (Num)ARG2(arg);

create_order_spec(ARG3(arg),&ord);

do_weyl = 1;

dp_gr_main(f,v,homo,0,1,&ord,rp);

do_weyl = 0;

}

void Pdp_weyl_f4_main(arg,rp)

NODE arg;

LIST *rp;

{

LIST f,v;

struct order_spec ord;

asir_assert(ARG0(arg),O_LIST,"dp_weyl_f4_main");

asir_assert(ARG1(arg),O_LIST,"dp_weyl_f4_main");

f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);

f = remove_zero_from_list(f);

if ( !BDY(f) ) {

*rp = f; return;

}

create_order_spec(ARG2(arg),&ord);

do_weyl = 1;

dp_f4_main(f,v,&ord,rp);

do_weyl = 0;

}

void Pdp_weyl_f4_mod_main(arg,rp)

Line 1213 LIST *rp;

Line 1512 LIST *rp;

int m;

struct order_spec ord;

do_weyl = 1;

asir_assert(ARG0(arg),O_LIST,"dp_weyl_f4_main");

asir_assert(ARG1(arg),O_LIST,"dp_weyl_f4_main");

asir_assert(ARG2(arg),O_N,"dp_f4_main");

f = (LIST)ARG0(arg); v = (LIST)ARG1(arg); m = QTOS((Q)ARG2(arg));

f = remove_zero_from_list(f);

if ( !BDY(f) ) {

*rp = f; return;

}

if ( !m )

error("dp_weyl_f4_mod_main : invalid argument");

create_order_spec(ARG3(arg),&ord);

do_weyl = 1;

dp_f4_mod_main(f,v,m,&ord,rp);

do_weyl = 0;

}

void Pdp_weyl_gr_mod_main(arg,rp)

Line 1231 LIST *rp;

Line 1537 LIST *rp;

int m;

struct order_spec ord;

do_weyl = 1;

asir_assert(ARG0(arg),O_LIST,"dp_weyl_gr_mod_main");

asir_assert(ARG1(arg),O_LIST,"dp_weyl_gr_mod_main");

asir_assert(ARG2(arg),O_N,"dp_weyl_gr_mod_main");

asir_assert(ARG3(arg),O_N,"dp_weyl_gr_mod_main");

f = (LIST)ARG0(arg); v = (LIST)ARG1(arg);

f = remove_zero_from_list(f);

if ( !BDY(f) ) {

*rp = f; return;

}

homo = (Num)ARG2(arg); m = QTOS((Q)ARG3(arg));

if ( !m )

error("dp_weyl_gr_mod_main : invalid argument");

create_order_spec(ARG4(arg),&ord);

do_weyl = 1;

dp_gr_mod_main(f,v,homo,m,&ord,rp);

do_weyl = 0;

}

static VECT current_dl_weight_vector_obj;

int *current_dl_weight_vector;

void Pdp_set_weight(arg,rp)

NODE arg;

VECT *rp;

{

VECT v;

int i,n;

if ( !arg )

*rp = current_dl_weight_vector_obj;

else if ( !ARG0(arg) ) {

current_dl_weight_vector_obj = 0;

current_dl_weight_vector = 0;

*rp = 0;

} else {

asir_assert(ARG0(arg),O_VECT,"dp_set_weight");

v = (VECT)ARG0(arg);

current_dl_weight_vector_obj = v;

n = v->len;

current_dl_weight_vector = (int *)CALLOC(n,sizeof(int));

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

current_dl_weight_vector[i] = QTOS((Q)v->body[i]);

*rp = v;

}

static VECT current_weyl_weight_vector_obj;

int *current_weyl_weight_vector;

void Pdp_weyl_set_weight(arg,rp)

NODE arg;

VECT *rp;

{

VECT v;

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);

current_weyl_weight_vector_obj = v;

n = v->len;

current_weyl_weight_vector = (int *)CALLOC(n,sizeof(int));

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

current_weyl_weight_vector[i] = QTOS((Q)v->body[i]);

*rp = v;

}

LIST remove_zero_from_list(LIST l)

{

NODE n,r0,r;

LIST rl;

asir_assert(l,O_LIST,"remove_zero_from_list");

n = BDY(l);

for ( r0 = 0; n; n = NEXT(n) )

if ( BDY(n) ) {

NEXTNODE(r0,r);

BDY(r) = BDY(n);

}

if ( r0 )

NEXT(r) = 0;

MKLIST(rl,r0);

return rl;

}

int get_field_type(P p)

{

int type,t;

DCP dc;

if ( !p )

return 0;

else if ( NUM(p) )

return NID((Num)p);

else {

type = 0;

for ( dc = DC(p); dc; dc = NEXT(dc) ) {

t = get_field_type(COEF(dc));

if ( !t )

continue;

if ( t < 0 )

return t;

if ( !type )

type = t;

else if ( t != type )

return -1;

}

return type;

}

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