version 1.5, 2000/05/29 08:54:46 |
version 1.7, 2000/07/13 05:09:00 |
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/* $OpenXM: OpenXM_contrib2/asir2000/engine/dist.c,v 1.4 2000/04/25 04:07:59 noro Exp $ */ |
/* $OpenXM: OpenXM_contrib2/asir2000/engine/dist.c,v 1.6 2000/05/30 01:35:12 noro Exp $ */ |
#include "ca.h" |
#include "ca.h" |
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#define NV(p) ((p)->nv) |
#define NV(p) ((p)->nv) |
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DP r,t,t1; |
DP r,t,t1; |
P c,c0,c1,cc; |
P c,c0,c1,cc; |
DL d,d0,d1; |
DL d,d0,d1; |
int i,j,a,b,k,l,n2,s,min,h; |
int i,j,a,b,k,l,n2,s,min; |
static Q *tab; |
static Q *tab; |
static int tablen; |
static int tablen; |
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if ( n & 1 ) { |
if ( n & 1 ) { |
/* homogenized computation; dx-xd=h^2 */ |
/* homogenized computation; dx-xd=h^2 */ |
/* offset of h-degree */ |
/* offset of h-degree */ |
NEWDL(d,n); d->d[n-1] = d0->d[n-1]+d1->d[n-1]; d->td = d->d[n-1]; |
NEWDL(d,n); |
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d->td = d->d[n-1] = d0->d[n-1]+d1->d[n-1]; |
NEWMP(mr); mr->c = (P)ONE; mr->dl = d; |
NEWMP(mr); mr->c = (P)ONE; mr->dl = d; |
MKDP(n,mr,r); r->sugar = d->d[n-1]; |
MKDP(n,mr,r); r->sugar = d->td; |
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} else |
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r = (DP)ONE; |
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for ( i = 0; i < n2; i++ ) { |
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a = d0->d[i]; b = d1->d[n2+i]; |
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k = d0->d[n2+i]; l = d1->d[i]; |
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/* degree of xi^a*(Di^k*xi^l)*Di^b */ |
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s = a+k+l+b; |
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/* compute xi^a*(Di^k*xi^l)*Di^b */ |
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min = MIN(k,l); |
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for ( i = 0; i < n2; i++ ) { |
if ( min+1 > tablen ) { |
a = d0->d[i]; b = d1->d[n2+i]; |
if ( tab ) GC_free(tab); |
k = d0->d[n2+i]; l = d1->d[i]; |
tab = (Q *)MALLOC((min+1)*sizeof(Q)); |
/* degree of xi^a*(Di^k*xi^l)*Di^b */ |
tablen = min+1; |
h = a+k+l+b; |
} |
/* compute xi^a*(Di^k*xi^l)*Di^b */ |
mkwc(k,l,tab); |
min = MIN(k,l); |
if ( n & 1 ) |
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if ( min+1 > tablen ) { |
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if ( tab ) GC_free(tab); |
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tab = (Q *)MALLOC((min+1)*sizeof(Q)); |
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tablen = min+1; |
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} |
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mkwc(k,l,tab); |
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for ( mr0 = 0, j = 0; j <= min; j++ ) { |
for ( mr0 = 0, j = 0; j <= min; j++ ) { |
NEXTMP(mr0,mr); |
NEXTMP(mr0,mr); NEWDL(d,n); |
NEWDL(d,n); |
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d->d[i] = l-j+a; d->d[n2+i] = k-j+b; |
d->d[i] = l-j+a; d->d[n2+i] = k-j+b; |
d->td = h; |
d->td = s; |
d->d[n-1] = h-(d->d[i]+d->d[n2+i]); |
d->d[n-1] = s-(d->d[i]+d->d[n2+i]); |
mr->c = (P)tab[j]; |
mr->c = (P)tab[j]; mr->dl = d; |
mr->dl = d; |
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} |
} |
bzero(tab,(min+1)*sizeof(Q)); |
else |
if ( mr0 ) |
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NEXT(mr) = 0; |
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MKDP(n,mr0,t); |
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if ( t ) |
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t->sugar = h; |
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comm_muld(vl,r,t,&t1); r = t1; |
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} |
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} else |
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for ( i = 0, r = (DP)ONE; i < n2; i++ ) { |
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a = d0->d[i]; b = d1->d[n2+i]; |
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k = d0->d[n2+i]; l = d1->d[i]; |
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/* compute xi^a*(Di^k*xi^l)*Di^b */ |
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min = MIN(k,l); |
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tab = (Q *)ALLOCA((min+1)*sizeof(Q)); |
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mkwc(k,l,tab); |
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for ( mr0 = 0, s = 0, j = 0; j <= min; j++ ) { |
for ( mr0 = 0, s = 0, j = 0; j <= min; j++ ) { |
NEXTMP(mr0,mr); |
NEXTMP(mr0,mr); NEWDL(d,n); |
NEWDL(d,n); |
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d->d[i] = l-j+a; d->d[n2+i] = k-j+b; |
d->d[i] = l-j+a; d->d[n2+i] = k-j+b; |
d->td = d->d[i]+d->d[n2+i]; /* XXX */ |
d->td = d->d[i]+d->d[n2+i]; /* XXX */ |
s = MAX(s,d->td); /* XXX */ |
s = MAX(s,d->td); /* XXX */ |
mr->c = (P)tab[j]; |
mr->c = (P)tab[j]; mr->dl = d; |
mr->dl = d; |
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} |
} |
if ( mr0 ) |
bzero(tab,(min+1)*sizeof(Q)); |
NEXT(mr) = 0; |
if ( mr0 ) |
MKDP(n,mr0,t); |
NEXT(mr) = 0; |
if ( t ) |
MKDP(n,mr0,t); |
t->sugar = s; |
if ( t ) |
comm_muld(vl,r,t,&t1); r = t1; |
t->sugar = s; |
} |
comm_muld(vl,r,t,&t1); r = t1; |
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} |
muldc(vl,r,c,pr); |
muldc(vl,r,c,pr); |
} |
} |
} |
} |
Line 764 int cmpdl_revgradlex(n,d1,d2) |
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Line 749 int cmpdl_revgradlex(n,d1,d2) |
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int n; |
int n; |
DL d1,d2; |
DL d1,d2; |
{ |
{ |
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register int i; |
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register int *p1,*p2; |
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if ( d1->td > d2->td ) |
if ( d1->td > d2->td ) |
return 1; |
return 1; |
else if ( d1->td < d2->td ) |
else if ( d1->td < d2->td ) |
return -1; |
return -1; |
else |
else { |
return cmpdl_revlex(n,d1,d2); |
for ( i= n - 1, p1 = d1->d+n-1, p2 = d2->d+n-1; |
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i >= 0 && *p1 == *p2; i--, p1--, p2-- ); |
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return i < 0 ? 0 : (*p1 < *p2 ? 1 : -1); |
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} |
} |
} |
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int cmpdl_blex(n,d1,d2) |
int cmpdl_blex(n,d1,d2) |