| version 1.124, 2005/02/09 07:58:43 |
version 1.125, 2005/02/09 08:32:32 |
|
|
| /* $OpenXM: OpenXM_contrib2/asir2000/engine/nd.c,v 1.123 2005/01/23 14:03:48 noro Exp $ */ |
/* $OpenXM: OpenXM_contrib2/asir2000/engine/nd.c,v 1.124 2005/02/09 07:58:43 noro Exp $ */ |
| |
|
| #include "nd.h" |
#include "nd.h" |
| |
|
| Line 3536 ND nd_dup(ND p) |
|
| Line 3536 ND nd_dup(ND p) |
|
| void ndv_mod(int mod,NDV p) |
void ndv_mod(int mod,NDV p) |
| { |
{ |
| NMV t,d; |
NMV t,d; |
| int r; |
int r,s,u; |
| int i,len,dlen; |
int i,len,dlen; |
| Obj gfs; |
Obj gfs; |
| |
|
| Line 3558 void ndv_mod(int mod,NDV p) |
|
| Line 3558 void ndv_mod(int mod,NDV p) |
|
| if ( r ) { |
if ( r ) { |
| if ( SGN(CQ(t)) < 0 ) |
if ( SGN(CQ(t)) < 0 ) |
| r = mod-r; |
r = mod-r; |
| |
if ( DN(CQ(t)) ) { |
| |
s = rem(DN(CQ(t)),mod); |
| |
if ( !s ) |
| |
error("ndv_mod : division by 0"); |
| |
s = invm(s,mod); |
| |
DMAR(r,s,0,mod,u); r = u; |
| |
} |
| CM(d) = r; |
CM(d) = r; |
| ndl_copy(DL(t),DL(d)); |
ndl_copy(DL(t),DL(d)); |
| NMV_ADV(d); |
NMV_ADV(d); |
| Line 5090 void nd_det(int mod,MAT f,P *rp) |
|
| Line 5097 void nd_det(int mod,MAT f,P *rp) |
|
| int n,i,j,max,e,nvar,sgn,k0,l0,len0,len,k,l,a; |
int n,i,j,max,e,nvar,sgn,k0,l0,len0,len,k,l,a; |
| pointer **m; |
pointer **m; |
| Q mone; |
Q mone; |
| |
P **w; |
| |
P mp; |
| NDV **dm; |
NDV **dm; |
| NDV *t,*mi,*mj; |
NDV *t,*mi,*mj; |
| NDV d,s,mij,mjj; |
NDV d,s,mij,mjj; |
| Line 5105 void nd_det(int mod,MAT f,P *rp) |
|
| Line 5114 void nd_det(int mod,MAT f,P *rp) |
|
| if ( f->row != f->col ) |
if ( f->row != f->col ) |
| error("nd_det : non-square matrix"); |
error("nd_det : non-square matrix"); |
| n = f->row; |
n = f->row; |
| for ( nvar = 0, tv = fv; tv; tv = NEXT(tv), nvar++ ); |
|
| m = f->body; |
m = f->body; |
| |
for ( nvar = 0, tv = fv; tv; tv = NEXT(tv), nvar++ ); |
| |
|
| |
if ( !nvar ) { |
| |
if ( !mod ) |
| |
detp(CO,(P **)m,n,rp); |
| |
else { |
| |
w = (P **)almat_pointer(n,n); |
| |
for ( i = 0; i < n; i++ ) |
| |
for ( j = 0; j < n; j++ ) |
| |
ptomp(mod,(P)m[i][j],&w[i][j]); |
| |
detmp(CO,mod,w,n,&mp); |
| |
mptop(mp,rp); |
| |
} |
| |
return; |
| |
} |
| |
|
| for ( i = 0, max = 0; i < n; i++ ) |
for ( i = 0, max = 0; i < n; i++ ) |
| for ( j = 0; j < n; j++ ) |
for ( j = 0; j < n; j++ ) |
| for ( tv = fv; tv; tv = NEXT(tv) ) { |
for ( tv = fv; tv; tv = NEXT(tv) ) { |
| Line 5125 void nd_det(int mod,MAT f,P *rp) |
|
| Line 5149 void nd_det(int mod,MAT f,P *rp) |
|
| if ( mod ) ndv_mod(mod,d); |
if ( mod ) ndv_mod(mod,d); |
| chsgnq(ONE,&mone); |
chsgnq(ONE,&mone); |
| for ( j = 0, sgn = 1; j < n; j++ ) { |
for ( j = 0, sgn = 1; j < n; j++ ) { |
| if ( DP_Print ) fprintf(stderr,"j=%d\n",j); |
if ( DP_Print ) fprintf(stderr,".",j); |
| for ( i = j; i < n && !dm[i][j]; i++ ); |
for ( i = j; i < n && !dm[i][j]; i++ ); |
| if ( i == n ) { |
if ( i == n ) { |
| *rp = 0; |
*rp = 0; |
| Line 5182 void nd_det(int mod,MAT f,P *rp) |
|
| Line 5206 void nd_det(int mod,MAT f,P *rp) |
|
| } |
} |
| d = mjj; |
d = mjj; |
| } |
} |
| |
if ( DP_Print ) fprintf(stderr,"\n",k); |
| if ( sgn < 0 ) |
if ( sgn < 0 ) |
| if ( mod ) |
if ( mod ) |
| ndv_mul_c(mod,d,mod-1); |
ndv_mul_c(mod,d,mod-1); |
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