OpenXM_contrib2/asir2000/builtin/dp.c - diff

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Diff for /OpenXM_contrib2/asir2000/builtin/dp.c between version 1.18 and 1.45

version 1.18, 2001/09/19 09:28:16

version 1.45, 2003/12/25 08:46:19

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 1.17 2001/09/05 01:57:32 noro Exp $

* $OpenXM: OpenXM_contrib2/asir2000/builtin/dp.c,v 1.44 2003/11/27 07:53:53 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 59 extern struct order_spec dp_current_spec;

Line 58 extern struct order_spec dp_current_spec;

int do_weyl;

void Pdp_sort();

void Pdp_mul_trunc(),Pdp_quo();

void Pdp_ord(), Pdp_ptod(), Pdp_dtop();

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();

Line 73 void Pdp_gr_mod_main(),Pdp_gr_f_main();

Line 75 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(),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();

void Pdp_weyl_sp();

Line 84 void Pdp_weyl_gr_main(),Pdp_weyl_gr_mod_main(),Pdp_wey

Line 87 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_nf_f(),Pdp_weyl_nf_f();

void Pdp_lnf_f();

void Pnd_gr(),Pnd_gr_trace(),Pnd_f4();

void Pnd_weyl_gr(),Pnd_weyl_gr_trace();

void Pnd_nf();

LIST remove_zero_from_list(LIST);

struct ftab dp_tab[] = {

/* content reduction */

{"dp_ptozp",Pdp_ptozp,1},

Line 96 struct ftab dp_tab[] = {

Line 105 struct ftab dp_tab[] = {

{"dp_cont",Pdp_cont,1},

/* polynomial ring */

/* special operations */

{"dp_mul_trunc",Pdp_mul_trunc,3},

{"dp_quo",Pdp_quo,2},

/* s-poly */

{"dp_sp",Pdp_sp,2},

{"dp_sp_mod",Pdp_sp_mod,3},

Line 111 struct ftab dp_tab[] = {

Line 124 struct ftab dp_tab[] = {

{"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},

Line 118 struct ftab dp_tab[] = {

Line 132 struct ftab dp_tab[] = {

{"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},

{"nd_f4",Pnd_f4,4},

{"nd_gr",Pnd_gr,4},

{"nd_gr_trace",Pnd_gr_trace,5},

{"nd_weyl_gr",Pnd_weyl_gr,4},

{"nd_weyl_gr_trace",Pnd_weyl_gr_trace,5},

{"nd_nf",Pnd_nf,5},

/* F4 algorithm */

{"dp_f4_main",Pdp_f4_main,3},

Line 146 struct ftab dp_tab[] = {

Line 167 struct ftab dp_tab[] = {

/* F4 algorithm */

{"dp_weyl_f4_main",Pdp_weyl_f4_main,3},

/* {"dp_weyl_f4_mod_main",Pdp_weyl_f4_mod_main,4}, */

{"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},

};

struct ftab dp_supp_tab[] = {

/* setting flags */

{"dp_sort",Pdp_sort,1},

{"dp_ord",Pdp_ord,-1},

{"dp_set_kara",Pdp_set_kara,-1},

{"dp_nelim",Pdp_nelim,-1},

Line 190 struct ftab dp_supp_tab[] = {

Line 213 struct ftab dp_supp_tab[] = {

{"dp_td",Pdp_td,1},

{"dp_mag",Pdp_mag,1},

{"dp_sugar",Pdp_sugar,1},

{"dp_set_sugar",Pdp_set_sugar,2},

/* misc */

{"dp_mbase",Pdp_mbase,1},

Line 202 struct ftab dp_supp_tab[] = {

Line 226 struct ftab dp_supp_tab[] = {

{0,0,0}

};

void Pdp_sort(arg,rp)

NODE arg;

DP *rp;

{

dp_sort((DP)ARG0(arg),rp);

}

void Pdp_mdtod(arg,rp)

NODE arg;

DP *rp;

Line 318 DP *rp;

Line 349 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 372 DP *rp;

Line 403 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 807 DP *rp;

Line 847 DP *rp;

dp_subd(p1,p2,rp);

}

void Pdp_mul_trunc(arg,rp)

NODE arg;

DP *rp;

{

DP p1,p2,p;

p1 = (DP)ARG0(arg); p2 = (DP)ARG1(arg); p = (DP)ARG2(arg);

asir_assert(p1,O_DP,"dp_mul_trunc");

asir_assert(p2,O_DP,"dp_mul_trunc");

asir_assert(p,O_DP,"dp_mul_trunc");

comm_muld_trunc(CO,p1,p2,BDY(p)->dl,rp);

}

void Pdp_quo(arg,rp)

NODE arg;

DP *rp;

{

DP p1,p2;

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

asir_assert(p1,O_DP,"dp_quo");

asir_assert(p2,O_DP,"dp_quo");

comm_quod(CO,p1,p2,rp);

}

void Pdp_weyl_mul(arg,rp)

NODE arg;

DP *rp;

Line 814 DP *rp;

Line 879 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");

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

do_weyl = 1;

muld(CO,p1,p2,rp);

do_weyl = 0;

Line 927 DP *rp;

Line 992 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 1009 Q *rp;

Line 1074 Q *rp;

STOQ(p->sugar,*rp);

}

void Pdp_set_sugar(arg,rp)

NODE arg;

Q *rp;

{

DP p;

Q q;

int i;

p = (DP)ARG0(arg);

q = (Q)ARG1(arg);

if ( p && q) {

asir_assert(p,O_DP,"dp_set_sugar");

asir_assert(q,O_N, "dp_set_sugar");

i = QTOS(q);

if (p->sugar < i) {

p->sugar = i;

}

*rp = 0;

}

void Pdp_cri1(arg,rp)

NODE arg;

Q *rp;

Line 1210 LIST *rp;

Line 1296 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:

DP_Print = 0; DP_PrintShort = 1;

break;

default:

DP_Print = s; DP_PrintShort = 0;

break;

}

} else {

if ( DP_Print ) {

STOQ(1,q);

} else if ( DP_PrintShort ) {

STOQ(2,q);

} else

q = 0;

}

*rp = q;

}

Line 1242 LIST *rp;

Line 1350 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 1260 LIST *rp;

Line 1372 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);

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

#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)

Line 1283 LIST *rp;

Line 1422 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 1300 LIST *rp;

Line 1463 LIST *rp;

asir_assert(ARG1(arg),O_LIST,"dp_f4_mod_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 1319 LIST *rp;

Line 1488 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);

}

void Pnd_f4(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");

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; return;

}

m = QTOS((Q)ARG2(arg));

create_order_spec(ARG3(arg),&ord);

nd_gr(f,v,m,1,&ord,rp);

}

void Pnd_gr(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");

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; return;

}

m = QTOS((Q)ARG2(arg));

create_order_spec(ARG3(arg),&ord);

nd_gr(f,v,m,0,&ord,rp);

}

void Pnd_gr_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(ARG4(arg),&ord);

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

}

void Pnd_weyl_gr(arg,rp)

NODE arg;

LIST *rp;

{

LIST f,v;

int m,homo;

struct order_spec ord;

do_weyl = 1;

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

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

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

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

f = remove_zero_from_list(f);

if ( !BDY(f) ) {

*rp = f; return;

}

m = QTOS((Q)ARG2(arg));

create_order_spec(ARG3(arg),&ord);

nd_gr(f,v,m,0,&ord,rp);

}

void Pnd_weyl_gr_trace(arg,rp)

NODE arg;

LIST *rp;

{

LIST f,v;

int m,homo;

struct order_spec ord;

do_weyl = 1;

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

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

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

asir_assert(ARG3(arg),O_N,"nd_weyl_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(ARG4(arg),&ord);

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

}

void Pnd_nf(arg,rp)

NODE arg;

P *rp;

{

P 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);

g = (LIST)ARG1(arg); g = remove_zero_from_list(g);

if ( !BDY(g) ) {

*rp = f; return;

}

v = (LIST)ARG2(arg);

create_order_spec(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)

Line 1341 LIST *rp;

Line 1653 LIST *rp;

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 1361 LIST *rp;

Line 1677 LIST *rp;

{

LIST f,v;

Num homo;

Q m;

int modular;

struct order_spec ord;

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

Line 1370 LIST *rp;

Line 1684 LIST *rp;

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;

Line 1387 LIST *rp;

Line 1705 LIST *rp;

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);

Line 1405 LIST *rp;

Line 1727 LIST *rp;

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);

Line 1425 LIST *rp;

Line 1753 LIST *rp;

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_weight_vector_obj;

static VECT current_dl_weight_vector_obj;

int *current_weight_vector;

int *current_dl_weight_vector;

void Pdp_set_weight(arg,rp)

NODE arg;

VECT *rp;

{

VECT v;

int i,n;

NODE node;

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 {

if ( OID(ARG0(arg)) != O_VECT && OID(ARG0(arg)) != O_LIST )

error("dp_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_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;

Line 1443 VECT *rp;

Line 1815 VECT *rp;

int i,n;

if ( !arg )

*rp = current_weight_vector_obj;

*rp = current_weyl_weight_vector_obj;

else {

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

v = (VECT)ARG0(arg);

current_weight_vector_obj = v;

current_weyl_weight_vector_obj = v;

n = v->len;

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

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

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

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