version 1.4, 2000/12/05 01:24:49 |
version 1.10, 2005/01/23 14:03:47 |
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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/builtin/algnum.c,v 1.3 2000/08/22 05:03:56 noro Exp $ |
* $OpenXM: OpenXM_contrib2/asir2000/builtin/algnum.c,v 1.9 2004/12/06 09:29:34 noro Exp $ |
*/ |
*/ |
#include "ca.h" |
#include "ca.h" |
#include "parse.h" |
#include "parse.h" |
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void Pdefpoly(), Pnewalg(), Pmainalg(), Palgtorat(), Prattoalg(), Pgetalg(); |
void Pdefpoly(), Pnewalg(), Pmainalg(), Palgtorat(), Prattoalg(), Pgetalg(); |
void Palg(), Palgv(), Pgetalgtree(); |
void Palg(), Palgv(), Pgetalgtree(); |
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void Pinvalg_le(); |
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void Pset_field(),Palgtodalg(),Pdalgtoalg(); |
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void Pinv_or_split_dalg(); |
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void mkalg(P,Alg *); |
void mkalg(P,Alg *); |
int cmpalgp(P,P); |
int cmpalgp(P,P); |
Line 60 void algtorat(Num,Obj *); |
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Line 63 void algtorat(Num,Obj *); |
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void rattoalg(Obj,Alg *); |
void rattoalg(Obj,Alg *); |
void ptoalgp(P,P *); |
void ptoalgp(P,P *); |
void clctalg(P,VL *); |
void clctalg(P,VL *); |
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void get_algtree(Obj f,VL *r); |
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struct ftab alg_tab[] = { |
struct ftab alg_tab[] = { |
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{"set_field",Pset_field,1}, |
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{"algtodalg",Palgtodalg,1}, |
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{"dalgtoalg",Pdalgtoalg,1}, |
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{"inv_or_split_dalg",Pinv_or_split_dalg,1}, |
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{"invalg_le",Pinvalg_le,1}, |
{"defpoly",Pdefpoly,1}, |
{"defpoly",Pdefpoly,1}, |
{"newalg",Pnewalg,1}, |
{"newalg",Pnewalg,1}, |
{"mainalg",Pmainalg,1}, |
{"mainalg",Pmainalg,1}, |
Line 76 struct ftab alg_tab[] = { |
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Line 85 struct ftab alg_tab[] = { |
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static int UCN,ACNT; |
static int UCN,ACNT; |
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void Pset_field(NODE arg,Q *rp) |
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{ |
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setfield_dalg(BDY((LIST)ARG0(arg))); |
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*rp = 0; |
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} |
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void Palgtodalg(NODE arg,DAlg *rp) |
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{ |
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algtodalg((Alg)ARG0(arg),rp); |
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} |
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void Pdalgtoalg(NODE arg,Alg *rp) |
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{ |
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dalgtoalg((DAlg)ARG0(arg),rp); |
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} |
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NODE inv_or_split_dalg(DAlg,DAlg *); |
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NumberField get_numberfield(); |
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void Pinv_or_split_dalg(NODE arg,Obj *rp) |
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{ |
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NODE gen,t,nd0,nd; |
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LIST list; |
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int l,i,j,k,n; |
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DP *ps,*ps1,*psw; |
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NumberField nf; |
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DAlg inv; |
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extern struct order_spec *dp_current_spec; |
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struct order_spec *current_spec; |
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gen = inv_or_split_dalg((DAlg)ARG0(arg),&inv); |
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if ( !gen ) |
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*rp = (Obj)inv; |
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else { |
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nf = get_numberfield(); |
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current_spec = dp_current_spec; initd(nf->spec); |
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l = length(gen); |
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n = nf->n; |
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ps = nf->ps; |
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psw = (DP *)ALLOCA((n+l)*sizeof(DP)); |
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for ( i = j = 0; i < n; i++ ) { |
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for ( t = gen; t; t = NEXT(t) ) |
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if ( dp_redble(ps[i],(DP)BDY(t)) ) break; |
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if ( !t ) |
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psw[j++] = ps[i]; |
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} |
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nd0 = 0; |
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/* gen[0] < gen[1] < ... */ |
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/* psw[0] > psw[1] > ... */ |
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for ( i = j-1, t = gen; i >= 0 && t; ) { |
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NEXTNODE(nd0,nd); |
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if ( compd(CO,psw[i],(DP)BDY(t)) > 0 ) { |
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BDY(nd) = BDY(t); t = NEXT(t); |
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} else |
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BDY(nd) = (pointer)psw[i--]; |
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} |
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for ( ; i >= 0; i-- ) { |
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NEXTNODE(nd0,nd); BDY(nd) = (pointer)psw[i]; |
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} |
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for ( ; t; t = NEXT(t), k++ ) { |
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NEXTNODE(nd0,nd); BDY(nd) = BDY(t); |
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} |
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NEXT(nd) = 0; |
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MKLIST(list,nd0); |
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initd(current_spec); |
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*rp = (Obj)list; |
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} |
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} |
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void Pnewalg(arg,rp) |
void Pnewalg(arg,rp) |
NODE arg; |
NODE arg; |
Alg *rp; |
Alg *rp; |
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Alg b; |
Alg b; |
NODE n0,n; |
NODE n0,n; |
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#if 0 |
if ( !(a = (Num)ARG0(arg)) || NID(a) <= N_R ) |
if ( !(a = (Num)ARG0(arg)) || NID(a) <= N_R ) |
vl = 0; |
vl = 0; |
else { |
else { |
t = BDY((Alg)a); |
t = BDY((Alg)a); |
switch ( OID(t) ) { |
switch ( OID(t) ) { |
case O_P: |
case O_P: |
clctalg(t,&vl); break; |
clctalg((P)t,&vl); break; |
case O_R: |
case O_R: |
clctalg(NM((R)t),&vl1); |
clctalg(NM((R)t),&vl1); |
clctalg(DN((R)t),&vl2); |
clctalg(DN((R)t),&vl2); |
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vl = 0; break; |
vl = 0; break; |
} |
} |
} |
} |
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#else |
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get_algtree((Obj)ARG0(arg),&vl); |
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#endif |
for ( n0 = 0; vl; vl = NEXT(vl) ) { |
for ( n0 = 0; vl; vl = NEXT(vl) ) { |
NEXTNODE(n0,n); MKV(vl->v,p); MKAlg(p,b); BDY(n) = (pointer)b; |
NEXTNODE(n0,n); MKV(vl->v,p); MKAlg(p,b); BDY(n) = (pointer)b; |
} |
} |
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} |
} |
NEXT(dcr) = 0; MKP((V)(VR(p)->priv),dcr0,*r); |
NEXT(dcr) = 0; MKP((V)(VR(p)->priv),dcr0,*r); |
} |
} |
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} |
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void invalg_le(Alg a,LIST *r); |
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void Pinvalg_le(NODE arg,LIST *r) |
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{ |
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invalg_le((Alg)ARG0(arg),r); |
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} |
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typedef struct oMono_nf { |
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DP mono; |
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DP nf; |
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Q dn; |
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} *Mono_nf; |
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void invalg_le(Alg a,LIST *r) |
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{ |
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Alg inv; |
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MAT mobj,sol; |
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int *rinfo,*cinfo; |
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P p,dn,dn1,ap; |
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VL vl,tvl; |
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Q c1,c2,c3,cont,c,two,iq,dn0,mul,dnsol; |
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int i,j,n,len,k; |
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MP mp,mp0; |
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DP dp,nm,nm1,m,d,u,u1; |
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NODE b,b1,hlist,mblist,t,s,rev0,rev,hist; |
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DP *ps; |
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struct order_spec *spec; |
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Mono_nf h,h1; |
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N nq,nr,nl,ng; |
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Q **mat,**solmat; |
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Q *w; |
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int *wi; |
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ap = (P)BDY(a); |
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asir_assert(ap,O_P,"invalg_le"); |
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/* collecting algebraic numbers */ |
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clctalg(ap,&vl); |
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/* setup */ |
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ptozp(ap,1,&c,&p); |
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STOQ(2,two); create_order_spec(0,(Obj)two,&spec); initd(spec); |
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for ( n = 0, tvl = vl; tvl; tvl = NEXT(tvl), n++ ); |
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ps = (DP *)ALLOCA(n*sizeof(DP)); |
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/* conversion to DP */ |
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for ( i = 0, tvl = vl; i < n; i++, tvl = NEXT(tvl) ) { |
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ptod(ALG,vl,tvl->v->attr,&ps[i]); |
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} |
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ptod(ALG,vl,p,&dp); |
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/* index list */ |
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for ( b = 0, i = 0; i < n; i++ ) { |
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STOQ(i,iq); MKNODE(b1,(pointer)iq,b); b = b1; |
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} |
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/* simplification */ |
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dp_true_nf(b,dp,ps,1,&nm,&dn); |
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/* construction of NF table */ |
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/* stdmono: <<0,...,0>> < ... < max */ |
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for ( hlist = 0, i = 0; i < n; i++ ) { |
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MKNODE(b1,(pointer)ps[i],hlist); hlist = b1; |
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} |
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dp_mbase(hlist,&rev0); |
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for ( mblist = 0, rev = rev0; rev; rev = NEXT(rev) ) { |
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MKNODE(b1,BDY(rev),mblist); mblist = b1; |
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} |
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dn0 = ONE; |
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for ( hist = 0, t = mblist; t; t = NEXT(t) ) { |
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/* searching a predecessor */ |
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for ( m = (DP)BDY(t), s = hist; s; s = NEXT(s) ) { |
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h = (Mono_nf)BDY(s); |
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if ( dp_redble(m,h->mono) ) |
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break; |
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} |
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h1 = (Mono_nf)ALLOCA(sizeof(struct oMono_nf)); |
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if ( s ) { |
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dp_subd(m,h->mono,&d); |
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muld(CO,d,h->nf,&u); |
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dp_true_nf(b,u,ps,1,&nm1,&dn1); |
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mulq(h->dn,(Q)dn1,&h1->dn); |
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} else { |
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muld(CO,m,nm,&u); |
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dp_true_nf(b,u,ps,1,&nm1,&dn1); |
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h1->dn = (Q)dn1; |
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} |
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h1->mono = m; |
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h1->nf = nm1; |
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MKNODE(b1,(pointer)h1,hist); hist = b1; |
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/* dn0 = LCM(dn0,h1->dn) */ |
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gcdn(NM(dn0),NM(h1->dn),&ng); divn(NM(dn0),ng,&nq,&nr); |
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muln(nq,NM(h1->dn),&nl); NTOQ(nl,1,dn0); |
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} |
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/* create a matrix */ |
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len = length(mblist); |
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MKMAT(mobj,len,len+1); |
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mat = (Q **)BDY(mobj); |
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mat[len-1][len] = dn0; |
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for ( j = 0, t = hist; j < len; j++, t = NEXT(t) ) { |
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h = (Mono_nf)BDY(t); |
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nm1 = h->nf; |
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divq((Q)dn0,h->dn,&mul); |
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for ( i = 0, rev = rev0, mp = BDY(nm1); mp && i < len; i++, rev = NEXT(rev) ) |
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if ( dl_equal(n,BDY((DP)BDY(rev))->dl,mp->dl) ) { |
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mulq(mul,(Q)mp->c,&mat[i][j]); |
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mp = NEXT(mp); |
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} |
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} |
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#if 0 |
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w = (Q *)ALLOCA((len+1)*sizeof(Q)); |
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wi = (int *)ALLOCA((len+1)*sizeof(int)); |
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for ( i = 0; i < len; i++ ) { |
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for ( j = 0, k = 0; j <= len; j++ ) |
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if ( mat[i][j] ) { |
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w[k] = mat[i][j]; |
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wi[k] = j; |
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k++; |
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} |
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removecont_array(w,k); |
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for ( j = 0; j < k; j++ ) |
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mat[i][wi[j]] = w[j]; |
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} |
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#endif |
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generic_gauss_elim_hensel(mobj,&sol,&dnsol,&rinfo,&cinfo); |
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solmat = (Q **)BDY(sol); |
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for ( i = 0, t = rev0, mp0 = 0; i < len; i++, t = NEXT(t) ) |
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if ( solmat[i][0] ) { |
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NEXTMP(mp0,mp); |
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mp->c = (P)solmat[i][0]; |
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mp->dl = BDY((DP)BDY(t))->dl; |
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} |
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NEXT(mp) = 0; MKDP(n,mp0,u); |
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dp_ptozp(u,&u1); |
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divq((Q)BDY(u)->c,(Q)BDY(u1)->c,&cont); |
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dtop(ALG,vl,u1,&ap); |
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MKAlg(ap,inv); |
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mulq(dnsol,(Q)dn,&c1); |
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mulq(c1,c,&c2); |
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divq(c2,cont,&c3); |
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b = mknode(2,inv,c3); |
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MKLIST(*r,b); |
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} |
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void get_algtree(Obj f,VL *r) |
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{ |
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VL vl1,vl2,vl3; |
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Obj t; |
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DCP dc; |
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NODE b; |
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pointer *a; |
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pointer **m; |
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int len,row,col,i,j,l; |
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if ( !f ) *r = 0; |
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else |
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switch ( OID(f) ) { |
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case O_N: |
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if ( NID((Num)f) != N_A ) *r = 0; |
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else { |
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t = BDY((Alg)f); |
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switch ( OID(t) ) { |
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case O_P: |
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clctalg((P)t,r); break; |
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case O_R: |
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clctalg(NM((R)t),&vl1); |
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clctalg(DN((R)t),&vl2); |
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mergev(ALG,vl1,vl2,r); break; |
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default: |
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*r = 0; break; |
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} |
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} |
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break; |
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case O_P: |
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vl1 = 0; |
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for ( dc = DC((P)f); dc; dc = NEXT(dc) ) { |
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get_algtree((Obj)COEF(dc),&vl2); |
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mergev(ALG,vl1,vl2,&vl3); |
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vl1 = vl3; |
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} |
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*r = vl1; |
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break; |
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case O_R: |
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get_algtree((Obj)NM((R)f),&vl1); |
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get_algtree((Obj)DN((R)f),&vl2); |
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mergev(ALG,vl1,vl2,r); |
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break; |
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case O_LIST: |
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vl1 = 0; |
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for ( b = BDY((LIST)f); b; b = NEXT(b) ) { |
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get_algtree((Obj)BDY(b),&vl2); |
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mergev(ALG,vl1,vl2,&vl3); |
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vl1 = vl3; |
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} |
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*r = vl1; |
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break; |
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case O_VECT: |
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vl1 = 0; |
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l = ((VECT)f)->len; |
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a = BDY((VECT)f); |
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for ( i = 0; i < l; i++ ) { |
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get_algtree((Obj)a[i],&vl2); |
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mergev(ALG,vl1,vl2,&vl3); |
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vl1 = vl3; |
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} |
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*r = vl1; |
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break; |
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case O_MAT: |
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vl1 = 0; |
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row = ((MAT)f)->row; col = ((MAT)f)->col; |
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m = BDY((MAT)f); |
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for ( i = 0; i < row; i++ ) |
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for ( j = 0; j < col; j++ ) { |
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get_algtree((Obj)m[i][j],&vl2); |
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mergev(ALG,vl1,vl2,&vl3); |
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vl1 = vl3; |
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} |
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*r = vl1; |
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break; |
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default: |
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*r = 0; |
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break; |
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} |
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} |
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void algobjtorat(Obj f,Obj *r) |
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{ |
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Obj t; |
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DCP dc,dcr,dcr0; |
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P p,nm,dn; |
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R rat; |
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NODE b,s,s0; |
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VECT v; |
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MAT mat; |
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LIST list; |
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pointer *a; |
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pointer **m; |
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int len,row,col,i,j,l; |
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if ( !f ) *r = 0; |
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else |
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switch ( OID(f) ) { |
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case O_N: |
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algtorat((Num)f,r); |
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break; |
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case O_P: |
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dcr0 = 0; |
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for ( dc = DC((P)f); dc; dc = NEXT(dc) ) { |
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NEXTDC(dcr0,dcr); |
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algobjtorat((Obj)COEF(dc),&t); |
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COEF(dcr) = (P)t; |
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DEG(dcr) = DEG(dc); |
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} |
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NEXT(dcr) = 0; MKP(VR((P)f),dcr0,p); *r = (Obj)p; |
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break; |
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case O_R: |
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algobjtorat((Obj)NM((R)f),&t); nm = (P)t; |
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algobjtorat((Obj)DN((R)f),&t); dn = (P)t; |
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MKRAT(nm,dn,0,rat); *r = (Obj)rat; |
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break; |
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case O_LIST: |
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s0 = 0; |
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for ( b = BDY((LIST)f); b; b = NEXT(b) ) { |
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NEXTNODE(s0,s); |
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algobjtorat((Obj)BDY(b),&t); |
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BDY(s) = (pointer)t; |
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} |
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NEXT(s) = 0; |
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MKLIST(list,s0); |
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*r = (Obj)list; |
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break; |
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case O_VECT: |
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l = ((VECT)f)->len; |
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a = BDY((VECT)f); |
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MKVECT(v,l); |
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for ( i = 0; i < l; i++ ) { |
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algobjtorat((Obj)a[i],&t); |
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BDY(v)[i] = (pointer)t; |
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} |
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*r = (Obj)v; |
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break; |
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case O_MAT: |
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row = ((MAT)f)->row; col = ((MAT)f)->col; |
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m = BDY((MAT)f); |
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MKMAT(mat,row,col); |
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for ( i = 0; i < row; i++ ) |
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for ( j = 0; j < col; j++ ) { |
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algobjtorat((Obj)m[i][j],&t); |
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BDY(mat)[i][j] = (pointer)t; |
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} |
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*r = (Obj)mat; |
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break; |
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default: |
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*r = f; |
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break; |
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} |
} |
} |