version 1.124, 2005/02/09 07:58:43 |
version 1.125, 2005/02/09 08:32:32 |
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/* $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 $ */ |
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#include "nd.h" |
#include "nd.h" |
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Line 3536 ND nd_dup(ND p) |
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Line 3536 ND nd_dup(ND p) |
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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; |
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Line 3558 void ndv_mod(int mod,NDV p) |
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Line 3558 void ndv_mod(int mod,NDV p) |
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if ( r ) { |
if ( r ) { |
if ( SGN(CQ(t)) < 0 ) |
if ( SGN(CQ(t)) < 0 ) |
r = mod-r; |
r = mod-r; |
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if ( DN(CQ(t)) ) { |
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s = rem(DN(CQ(t)),mod); |
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if ( !s ) |
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error("ndv_mod : division by 0"); |
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s = invm(s,mod); |
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DMAR(r,s,0,mod,u); r = u; |
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} |
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) |
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Line 5097 void nd_det(int mod,MAT f,P *rp) |
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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; |
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P **w; |
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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) |
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Line 5114 void nd_det(int mod,MAT f,P *rp) |
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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++ ); |
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m = f->body; |
m = f->body; |
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for ( nvar = 0, tv = fv; tv; tv = NEXT(tv), nvar++ ); |
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if ( !nvar ) { |
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if ( !mod ) |
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detp(CO,(P **)m,n,rp); |
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else { |
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w = (P **)almat_pointer(n,n); |
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for ( i = 0; i < n; i++ ) |
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for ( j = 0; j < n; j++ ) |
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ptomp(mod,(P)m[i][j],&w[i][j]); |
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detmp(CO,mod,w,n,&mp); |
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mptop(mp,rp); |
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} |
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return; |
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} |
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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) |
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Line 5149 void nd_det(int mod,MAT f,P *rp) |
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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) |
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Line 5206 void nd_det(int mod,MAT f,P *rp) |
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} |
} |
d = mjj; |
d = mjj; |
} |
} |
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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); |