version 1.3, 2000/08/22 05:04:04 |
version 1.6, 2010/02/19 08:27:19 |
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* DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE, |
* DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE, |
* PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE. |
* PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE. |
* |
* |
* $OpenXM: OpenXM_contrib2/asir2000/engine/NEZ.c,v 1.2 2000/08/21 08:31:25 noro Exp $ |
* $OpenXM: OpenXM_contrib2/asir2000/engine/NEZ.c,v 1.5 2006/12/03 01:04:10 noro Exp $ |
*/ |
*/ |
#include "ca.h" |
#include "ca.h" |
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P **cp; |
P **cp; |
int *cn; |
int *cn; |
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if ( m == 1 ) { |
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*pr = ps[0]; return; |
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} |
pl = (P *)ALLOCA(m*sizeof(P)); |
pl = (P *)ALLOCA(m*sizeof(P)); |
ml = (DCP *)ALLOCA(m*sizeof(DCP)); |
ml = (DCP *)ALLOCA(m*sizeof(DCP)); |
cl = (Q *)ALLOCA(m*sizeof(Q)); |
cl = (Q *)ALLOCA(m*sizeof(Q)); |
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P *tps; |
P *tps; |
VL nvl1,nvl2,nvl,tvl; |
VL nvl1,nvl2,nvl,tvl; |
V v; |
V v; |
int i,j,k,d0,dg,dg0,dmin; |
int i,j,k,d0,dg,dg0,dmin,z; |
VN vn0,vn1,vnt; |
VN vn1; |
int nv,flag; |
int nv,flag,max; |
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/* set-up */ |
/* set-up */ |
if ( NUM(p0) ) { |
if ( NUM(p0) ) { |
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mulp(nvl,p0,lg,&lgp0); k = dbound(v,lgp0)+1; cbound(nvl,lgp0,(Q *)&cbd); |
mulp(nvl,p0,lg,&lgp0); k = dbound(v,lgp0)+1; cbound(nvl,lgp0,(Q *)&cbd); |
for ( nv = 0, tvl = nvl; tvl; tvl = NEXT(tvl), nv++ ); |
for ( nv = 0, tvl = nvl; tvl; tvl = NEXT(tvl), nv++ ); |
W_CALLOC(nv,struct oVN,vn0); W_CALLOC(nv,struct oVN,vnt); |
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W_CALLOC(nv,struct oVN,vn1); |
W_CALLOC(nv,struct oVN,vn1); |
for ( i = 0, tvl = NEXT(nvl); tvl; tvl = NEXT(tvl), i++ ) |
for ( i = 0, tvl = NEXT(nvl); tvl; tvl = NEXT(tvl), i++ ) |
vn1[i].v = vn0[i].v = tvl->v; |
vn1[i].v = tvl->v; |
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/* main loop */ |
/* main loop */ |
for ( dg = deg(v,tps[0]) + 1; ; next(vn0) ) |
/* finally, 'max' random evaluations will be generated */ |
do { |
for ( max = 1, dg = deg(v,tps[0]) + 1; ; max = 2*max ) |
for ( i = 0, j = 0; vn0[i].v; i++ ) |
for ( z = 0; z < max; z++ ) { |
if ( vn0[i].n ) vnt[j++].v = (V)i; |
for ( i = 0; vn1[i].v; i++ ) |
vnt[j].n = 0; |
vn1[i].n = mt_genrand()%max; |
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/* find b s.t. LC(p0)(b), LC(tps[i])(b) != 0 */ |
/* find b s.t. LC(p0)(b), LC(tps[i])(b) != 0 */ |
mulsgn(vn0,vnt,j,vn1); substvp(nvl,p0,vn1,&p00); |
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substvp(nvl,p0,vn1,&p00); |
flag = (!zerovpchk(nvl,lp0,vn1) && sqfrchk(p00)); |
flag = (!zerovpchk(nvl,lp0,vn1) && sqfrchk(p00)); |
for ( i = 0; flag && (i < m); i++ ) |
for ( i = 0; flag && (i < m); i++ ) |
flag &= (!zerovpchk(nvl,LC(tps[i]),vn1)); |
flag &= (!zerovpchk(nvl,LC(tps[i]),vn1)); |
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} |
} |
} |
} |
} |
} |
} while ( !nextbin(vnt,j) ); |
} |
} |
} |
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void intersectv(vl1,vl2,vlp) |
void intersectv(vl1,vl2,vlp) |
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for ( dc = DC(p), n = 0; dc; dc = NEXT(dc) ) |
for ( dc = DC(p), n = 0; dc; dc = NEXT(dc) ) |
n += lengthp(COEF(dc)); |
n += lengthp(COEF(dc)); |
return n; |
return n; |
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} |
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} |
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int nonzero_const_term(P p) |
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{ |
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DCP dc; |
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if ( !p ) |
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return 0; |
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else if ( NUM(p) ) |
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return 1; |
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else { |
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dc = DC(p); |
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for ( ; NEXT(dc); dc = NEXT(dc) ); |
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if ( DEG(dc) ) |
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return 0; |
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else |
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return nonzero_const_term(COEF(dc)); |
} |
} |
} |
} |