| version 1.1, 2003/04/20 02:42:08 |
version 1.14, 2004/07/30 02:24:11 |
|
|
| |
/* $OpenXM: OpenXM_contrib2/asir2000/lib/primdec_mod,v 1.13 2004/02/09 23:37:12 noro Exp $ */ |
| |
|
| extern Hom,GBTime$ |
extern Hom,GBTime$ |
| extern DIVLIST,INTIDEAL,ORIGINAL,ORIGINALDIMENSION,STOP,Trials,REM$ |
extern DIVLIST,INTIDEAL,ORIGINAL,ORIGINALDIMENSION,STOP,Trials,REM$ |
| extern T_GRF,T_INT,T_PD,T_MP$ |
extern T_GRF,T_INT,T_PD,T_MP$ |
| Line 5 extern BuchbergerMinipoly,PartialDecompByLex,ParallelM |
|
| Line 7 extern BuchbergerMinipoly,PartialDecompByLex,ParallelM |
|
| extern B_Win,D_Win$ |
extern B_Win,D_Win$ |
| extern COMMONCHECK_SF,CID_SF$ |
extern COMMONCHECK_SF,CID_SF$ |
| |
|
| |
if (!module_definedp("fff")) load("fff"); else $ |
| |
if (!module_definedp("gr")) load("gr"); else $ |
| |
module primdec_mod $ |
| |
/* Empty for now. It will be used in a future. */ |
| |
endmodule $ |
| |
|
| /*==============================================*/ |
/*==============================================*/ |
| /* prime decomposition of ideals over */ |
/* prime decomposition of ideals over */ |
| /* finite fields */ |
/* finite fields */ |
| Line 129 def frobeniuskernel_main(P,VSet,WSet) |
|
| Line 137 def frobeniuskernel_main(P,VSet,WSet) |
|
| XSet=append(VSet,WSet); |
XSet=append(VSet,WSet); |
| NewOrder=[[0,length(VSet)],[0,length(WSet)]]; |
NewOrder=[[0,length(VSet)],[0,length(WSet)]]; |
| |
|
| Char=setmod_ff()[0]; |
Char=characteristic_ff(); |
| |
|
| for (I=0;I<NV;I++) |
for (I=0;I<NV;I++) |
| { |
{ |
| Line 163 def frobeniuskernel_main2(P,VSet,WSet) |
|
| Line 171 def frobeniuskernel_main2(P,VSet,WSet) |
|
| XSet=append(VSet,WSet); |
XSet=append(VSet,WSet); |
| NewOrder=[[0,NV],[0,NV]]; |
NewOrder=[[0,NV],[0,NV]]; |
| |
|
| Char=setmod_ff()[0]; |
Char=characteristic_ff(); |
| |
|
| for (I=0;I<NV;I++) |
for (I=0;I<NV;I++) |
| { |
{ |
| Line 211 def frobeniuskernel_main4(P,VSet,WSet) |
|
| Line 219 def frobeniuskernel_main4(P,VSet,WSet) |
|
| XSet=append(VSet,WSet); |
XSet=append(VSet,WSet); |
| NewOrder=[[0,NV],[0,NV]]; |
NewOrder=[[0,NV],[0,NV]]; |
| |
|
| Char=setmod_ff()[0]; |
Char=characteristic_ff(); |
| |
|
| for (I=0;I<NV;I++) |
for (I=0;I<NV;I++) |
| { |
{ |
| Line 274 def frobeniuskernel_main3(P,VSet,WSet) |
|
| Line 282 def frobeniuskernel_main3(P,VSet,WSet) |
|
| |
|
| NewP=coefficientfrobeniuskernel(P); |
NewP=coefficientfrobeniuskernel(P); |
| |
|
| Char=setmod_ff()[0]; |
Char=characteristic_ff(); |
| |
|
| for (I=0;I<NV;I++) |
for (I=0;I<NV;I++) |
| { |
{ |
| Line 337 def coefficientfrobeniuskernel_main(Poly) |
|
| Line 345 def coefficientfrobeniuskernel_main(Poly) |
|
| Vars=vars(Poly); |
Vars=vars(Poly); |
| QP=dp_ptod(Poly,Vars); |
QP=dp_ptod(Poly,Vars); |
| ANS=0; |
ANS=0; |
| FOrd=deg(setmod_ff()[1],x); |
FOrd=extdeg_ff(); |
| Char=setmod_ff()[0]; |
Char=characteristic_ff(); |
| Pow=Char^(FOrd-1); |
Pow=Char^(FOrd-1); |
| |
|
| while(QP !=0 ) |
while(QP !=0 ) |
| Line 921 def primedec_sf(P,VSet,Ord,Strategy) |
|
| Line 929 def primedec_sf(P,VSet,Ord,Strategy) |
|
| REM[I]=[]; |
REM[I]=[]; |
| } |
} |
| |
|
| print("The dimension of the ideal is ",2);print(ORIGINALDIMENSION,2); |
if ( dp_gr_print() ) { |
| print(". "); |
print("The dimension of the ideal is ",2);print(ORIGINALDIMENSION,2); |
| |
print(". "); |
| |
} |
| |
|
| if ( ORIGINALDIMENSION == 0 ) |
if ( ORIGINALDIMENSION == 0 ) |
| { |
{ |
| Line 932 def primedec_sf(P,VSet,Ord,Strategy) |
|
| Line 942 def primedec_sf(P,VSet,Ord,Strategy) |
|
| |
|
| ANS=gr_fctr_sf([ORIGINAL],VSet,Ord); |
ANS=gr_fctr_sf([ORIGINAL],VSet,Ord); |
| NANS=length(ANS); |
NANS=length(ANS); |
| print("There are ",2);print(NANS,2);print(" partial components. "); |
if ( dp_gr_print() ) { |
| |
print("There are ",2);print(NANS,2);print(" partial components. "); |
| |
} |
| for (I=0;I<NANS;I++) |
for (I=0;I<NANS;I++) |
| { |
{ |
| TempI=ANS[I]; |
TempI=ANS[I]; |
| Line 958 def primedec_sf(P,VSet,Ord,Strategy) |
|
| Line 969 def primedec_sf(P,VSet,Ord,Strategy) |
|
| { |
{ |
| DIVLIST = prime_irred_sf_by_first(DIVLIST,VSet,0); |
DIVLIST = prime_irred_sf_by_first(DIVLIST,VSet,0); |
| DIVLIST = monic_sf_first(DIVLIST,VSet); |
DIVLIST = monic_sf_first(DIVLIST,VSet); |
| print("We finish the computation. "); |
if ( dp_gr_print() ) { |
| T_TOTAL = time()[3]-T0[3]; |
print("We finish the computation. "); |
| print(["T_TOTAL",T_TOTAL,"T_GRF",T_GRF,"T_PD",T_PD,"T_MP",T_MP,"T_INT",T_INT,"B_Win",B_Win,"D_Win",D_Win]); |
T_TOTAL = time()[3]-T0[3]; |
| |
print(["T_TOTAL",T_TOTAL,"T_GRF",T_GRF,"T_PD",T_PD,"T_MP",T_MP,"T_INT",T_INT,"B_Win",B_Win,"D_Win",D_Win]); |
| |
} |
| return 0; |
return 0; |
| } |
} |
| |
|
| Line 970 def primedec_sf(P,VSet,Ord,Strategy) |
|
| Line 983 def primedec_sf(P,VSet,Ord,Strategy) |
|
| DIVLIST = prime_irred_sf_by_first(DIVLIST,VSet,0); |
DIVLIST = prime_irred_sf_by_first(DIVLIST,VSet,0); |
| DIVLIST = monic_sf_first(DIVLIST,VSet); |
DIVLIST = monic_sf_first(DIVLIST,VSet); |
| T_TOTAL = time()[3]-T0[3]; |
T_TOTAL = time()[3]-T0[3]; |
| print(["T_TOTAL",T_TOTAL,"T_GRF",T_GRF,"T_PD",T_PD,"T_MP",T_MP,"T_INT",T_INT,"B_Win",B_Win,"D_Win",D_Win]); |
if ( dp_gr_print() ) { |
| |
print(["T_TOTAL",T_TOTAL,"T_GRF",T_GRF,"T_PD",T_PD,"T_MP",T_MP,"T_INT",T_INT,"B_Win",B_Win,"D_Win",D_Win]); |
| |
} |
| return 0; |
return 0; |
| } |
} |
| |
|
| Line 1108 def primedecomposition(P,VSet,Ord,COUNTER,Strategy) |
|
| Line 1123 def primedecomposition(P,VSet,Ord,COUNTER,Strategy) |
|
| Dimension=Dimeset[0]; |
Dimension=Dimeset[0]; |
| MSI=Dimeset[1]; |
MSI=Dimeset[1]; |
| |
|
| print("The dimension of the ideal is ",2); print(Dimension,2); |
if ( dp_gr_print() ) { |
| print("."); |
print("The dimension of the ideal is ",2); print(Dimension,2); |
| |
print("."); |
| |
} |
| TargetVSet=setminus(VSet,MSI); |
TargetVSet=setminus(VSet,MSI); |
| NewGP=dp_gr_f_main(GP,TargetVSet,Hom,Ord); |
NewGP=dp_gr_f_main(GP,TargetVSet,Hom,Ord); |
| |
|
| Line 1121 def primedecomposition(P,VSet,Ord,COUNTER,Strategy) |
|
| Line 1137 def primedecomposition(P,VSet,Ord,COUNTER,Strategy) |
|
| |
|
| /* Then the ideal is 0-dimension in K[TargetVSet]. */ |
/* Then the ideal is 0-dimension in K[TargetVSet]. */ |
| |
|
| print("We enter Zero-dimension Prime Decomposition. ",2); |
if ( dp_gr_print() ) { |
| |
print("We enter Zero-dimension Prime Decomposition. ",2); |
| |
} |
| |
|
| QP=zeroprimedecomposition(NewGP,TargetVSet,VSet); |
QP=zeroprimedecomposition(NewGP,TargetVSet,VSet); |
| |
|
| ANS=[]; |
ANS=[]; |
| NQP=length(QP); |
NQP=length(QP); |
| |
|
| print("The number of the newly found component is ",2); |
if ( dp_gr_print() ) { |
| print(NQP,2);print(". ",2); |
print("The number of the newly found component is ",2); |
| |
print(NQP,2);print(". ",2); |
| |
} |
| for (I=0;I<NQP;I++) |
for (I=0;I<NQP;I++) |
| { |
{ |
| ZPrimeideal=QP[I]; |
ZPrimeideal=QP[I]; |
| Line 1168 def primedecomposition(P,VSet,Ord,COUNTER,Strategy) |
|
| Line 1187 def primedecomposition(P,VSet,Ord,COUNTER,Strategy) |
|
| |
|
| if (CHECK==1) |
if (CHECK==1) |
| { |
{ |
| print("We already obtain all divisor. "); |
if ( dp_gr_print() ) { |
| |
print("We already obtain all divisor. "); |
| |
} |
| STOP = 1; |
STOP = 1; |
| return 0; |
return 0; |
| } |
} |
| Line 1200 def primedecomposition(P,VSet,Ord,COUNTER,Strategy) |
|
| Line 1221 def primedecomposition(P,VSet,Ord,COUNTER,Strategy) |
|
| |
|
| if ( CHECKADD != 0 ) |
if ( CHECKADD != 0 ) |
| { |
{ |
| print("Avoid unnecessary computation. ",2); |
if ( dp_gr_print() ) { |
| |
print("Avoid unnecessary computation. ",2); |
| |
} |
| continue; |
continue; |
| } |
} |
| } |
} |
| Line 1291 def zeroprimedecomposition(P,TargetVSet,VSet) |
|
| Line 1314 def zeroprimedecomposition(P,TargetVSet,VSet) |
|
| |
|
| ZDecomp=[PDiv]; |
ZDecomp=[PDiv]; |
| |
|
| print("An intermediate ideal is of generic type. "); |
if ( dp_gr_print() ) { |
| |
print("An intermediate ideal is of generic type. "); |
| } |
} |
| |
} |
| else |
else |
| { |
{ |
| print("An intermediate ideal is not of generic type. ",2); |
if ( dp_gr_print() ) { |
| |
print("An intermediate ideal is not of generic type. ",2); |
| |
} |
| |
|
| /* We compute the separable closure of <P> by using minimal polynomails.*/ |
/* We compute the separable closure of <P> by using minimal polynomails.*/ |
| /* separableclosure outputs */ |
/* separableclosure outputs */ |
| Line 1311 def zeroprimedecomposition(P,TargetVSet,VSet) |
|
| Line 1338 def zeroprimedecomposition(P,TargetVSet,VSet) |
|
| |
|
| if ( Sep[1] != 0 ) |
if ( Sep[1] != 0 ) |
| { |
{ |
| print("The ideal is inseparable. ",2); |
if ( dp_gr_print() ) { |
| |
print("The ideal is inseparable. ",2); |
| |
} |
| CHECK2=checkgeneric2(Sep[2]); |
CHECK2=checkgeneric2(Sep[2]); |
| } |
} |
| else |
else |
| { |
{ |
| print("The ideal is already separable. ",2); |
if ( dp_gr_print() ) { |
| |
print("The ideal is already separable. ",2); |
| |
} |
| } |
} |
| |
|
| if ( Sep[1] !=0 && CHECK2 == 1 ) |
if ( Sep[1] !=0 && CHECK2 == 1 ) |
| { |
{ |
| print("The separable closure is of generic type. ",2); |
if ( dp_gr_print() ) { |
| print("So, the intermediate ideal is prime or primary. ",2); |
print("The separable closure is of generic type. ",2); |
| |
print("So, the intermediate ideal is prime or primary. ",2); |
| |
} |
| PDiv=convertdivisor(Sep[0],TargetVSet,VSet,Sep[1]); |
PDiv=convertdivisor(Sep[0],TargetVSet,VSet,Sep[1]); |
| if ( TargetVSet != VSet ) |
if ( TargetVSet != VSet ) |
| { |
{ |
| Line 1414 def zeroseparableprimedecomposition(P,TargetVSet,VSet) |
|
| Line 1446 def zeroseparableprimedecomposition(P,TargetVSet,VSet) |
|
| /* Generic=[f, minimal polynomial of f in newt, newt], */ |
/* Generic=[f, minimal polynomial of f in newt, newt], */ |
| /* where newt (X) is a newly introduced variable. */ |
/* where newt (X) is a newly introduced variable. */ |
| |
|
| print("We search for a linear sum of variables in generic position. ",2); |
if ( dp_gr_print() ) { |
| |
print("We search for a linear sum of variables in generic position. ",2); |
| |
} |
| Generic=findgeneric(NewGP,TargetVSet,VSet); |
Generic=findgeneric(NewGP,TargetVSet,VSet); |
| |
|
| X=Generic[2]; /* newly introduced variable */ |
X=Generic[2]; /* newly introduced variable */ |
| Line 1596 def separableclosure(CP,TargetVSet,VSet) |
|
| Line 1629 def separableclosure(CP,TargetVSet,VSet) |
|
| |
|
| if ( CHECK == 1 ) |
if ( CHECK == 1 ) |
| { |
{ |
| print("This is already a separable ideal.", 2); |
if ( dp_gr_print() ) { |
| |
print("This is already a separable ideal.", 2); |
| |
} |
| return [CP[0],0]; |
return [CP[0],0]; |
| } |
} |
| |
|
| print("This is not a separable ideal, so we make its separable closure.", 2); |
if ( dp_gr_print() ) { |
| |
print("This is not a separable ideal, so we make its separable closure.", 2); |
| |
} |
| WSet=makecounterpart(TargetVSet); |
WSet=makecounterpart(TargetVSet); |
| Char=setmod_ff()[0]; |
Char=characteristic_ff(); |
| |
|
| NewP=CP[0]; |
NewP=CP[0]; |
| EXPVECTOR=newvect(NVSet); |
EXPVECTOR=newvect(NVSet); |
| Line 1659 def convertdivisor(P,TargetVSet,VSet,ExVector) |
|
| Line 1695 def convertdivisor(P,TargetVSet,VSet,ExVector) |
|
| |
|
| NVSet=length(TargetVSet); |
NVSet=length(TargetVSet); |
| WSet=makecounterpart(TargetVSet); |
WSet=makecounterpart(TargetVSet); |
| Char=setmod_ff()[0]; |
Char=characteristic_ff(); |
| Ord=0; |
Ord=0; |
| |
|
| NewP=P; |
NewP=P; |
| Line 1762 def findgeneric(P,TargetVSet,VSet) |
|
| Line 1798 def findgeneric(P,TargetVSet,VSet) |
|
| } |
} |
| } |
} |
| #endif |
#endif |
| print("Extend the ground field. ",2); |
if ( dp_gr_print() ) { |
| |
print("Extend the ground field. ",2); |
| |
} |
| error(); |
error(); |
| } |
} |
| |
|
| Line 1940 def contraction(P,V,W) |
|
| Line 1978 def contraction(P,V,W) |
|
| YSet=setminus(W,V); |
YSet=setminus(W,V); |
| |
|
| Ord1 = [[Ord,length(V)],[0,length(YSet)]]; |
Ord1 = [[Ord,length(V)],[0,length(YSet)]]; |
| GP1 = dp_gr_f_main(P,W,Hom,Ord1); |
W1 = append(V,YSet); |
| |
GP1 = dp_gr_f_main(P,W1,Hom,Ord1); |
| |
|
| Factor = extcont_factor(GP1,V,Ord); |
Factor = extcont_factor(GP1,V,Ord); |
| for ( F = 1, T = Factor; T != []; T = cdr(T) ) |
for ( F = 1, T = Factor; T != []; T = cdr(T) ) |
| Line 1999 def checkseparablepoly(P,V) |
|
| Line 2038 def checkseparablepoly(P,V) |
|
| |
|
| def pdivide(F,V) |
def pdivide(F,V) |
| { |
{ |
| Char=setmod_ff()[0]; |
Char=characteristic_ff(); |
| TestP=P; |
TestP=P; |
| |
|
| Deg=ideg(TestP,V); |
Deg=ideg(TestP,V); |
| Line 2047 def convertsmallfield(PP,VSet,Ord) |
|
| Line 2086 def convertsmallfield(PP,VSet,Ord) |
|
| { |
{ |
| dp_ord(Ord); |
dp_ord(Ord); |
| NVSet=length(VSet); |
NVSet=length(VSet); |
| Char=setmod_ff()[0]; |
Char=characteristic_ff(); |
| ExtDeg=deg(setmod_ff()[1],x); |
ExtDeg=extdeg_ff(); |
| |
|
| NewV=pg; |
NewV=pgpgpgpgpgpgpg; |
| MPP=map(monic_hc,PP,VSet); |
MPP=map(monic_hc,PP,VSet); |
| MPP=map(sfptopsfp,MPP,NewV); |
MPP=map(sfptopsfp,MPP,NewV); |
| |
|
| MinPoly=subst(setmod_ff()[1],x,NewV); |
DefPoly=setmod_ff()[1]; |
| |
/* GF(p) case */ |
| |
if ( !DefPoly ) |
| |
return MPP; |
| |
|
| |
MinPoly=subst(DefPoly,var(DefPoly),NewV); |
| XSet=cons(NewV,VSet); |
XSet=cons(NewV,VSet); |
| |
|
| Ord1=[[0,1],[Ord,NVSet]]; |
Ord1=[[0,1],[Ord,NVSet]]; |
| Line 2074 def checkgaloisorbit(PP,VSet,Ord,Flag) |
|
| Line 2118 def checkgaloisorbit(PP,VSet,Ord,Flag) |
|
| { |
{ |
| NPP=length(PP); |
NPP=length(PP); |
| TmpPP=PP; |
TmpPP=PP; |
| ExtDeg=deg(setmod_ff()[1],x); |
ExtDeg=extdeg_ff(); |
| |
|
| ANS=[]; |
ANS=[]; |
| BNS=[]; |
BNS=[]; |
| Line 2162 def partial_decomp(B,V) |
|
| Line 2206 def partial_decomp(B,V) |
|
| map(ox_cmo_rpc,ParallelMinipoly,"setmod_ff",characteristic_ff(),extdeg_ff()); |
map(ox_cmo_rpc,ParallelMinipoly,"setmod_ff",characteristic_ff(),extdeg_ff()); |
| map(ox_pop_cmo,ParallelMinipoly); |
map(ox_pop_cmo,ParallelMinipoly); |
| } |
} |
| B = map(ptosfp,B); |
B = map(simp_ff,B); |
| B = dp_gr_f_main(B,V,0,0); |
B = dp_gr_f_main(B,V,0,0); |
| R = partial_decomp0(B,V,length(V)-1); |
R = partial_decomp0(B,V,length(V)-1); |
| if ( PartialDecompByLex ) { |
if ( PartialDecompByLex ) { |
| Line 2335 def minipoly_sf_by_buchberger(G,V,O,F,V0,Server) |
|
| Line 2379 def minipoly_sf_by_buchberger(G,V,O,F,V0,Server) |
|
| if ( Server ) |
if ( Server ) |
| ox_sync(0); |
ox_sync(0); |
| Vc = cons(V0,setminus(vars(G),V)); |
Vc = cons(V0,setminus(vars(G),V)); |
| Gf = cons(ptosfp(V0-F),G); |
Gf = cons(simp_ff(V0-F),G); |
| Vf = append(V,Vc); |
Vf = append(V,Vc); |
| Gelim = dp_gr_f_main(Gf,Vf,1,[[0,length(V)],[0,length(Vc)]]); |
Gelim = dp_gr_f_main(Gf,Vf,1,[[0,length(V)],[0,length(Vc)]]); |
| for ( Gc = [], T = Gelim; T != []; T = cdr(T) ) { |
for ( Gc = [], T = Gelim; T != []; T = cdr(T) ) { |
| Line 2370 def minipoly_sf_0dim(G,V,O,F,V0,Server) |
|
| Line 2414 def minipoly_sf_0dim(G,V,O,F,V0,Server) |
|
| for ( I = Len - 1, GI = []; I >= 0; I-- ) |
for ( I = Len - 1, GI = []; I >= 0; I-- ) |
| GI = cons(I,GI); |
GI = cons(I,GI); |
| MB = dp_mbase(HL); DIM = length(MB); UT = newvect(DIM); |
MB = dp_mbase(HL); DIM = length(MB); UT = newvect(DIM); |
| U = dp_ptod(ptosfp(F),V); |
U = dp_ptod(simp_ff(F),V); |
| U = dp_nf_f(GI,U,PS,1); |
U = dp_nf_f(GI,U,PS,1); |
| for ( I = 0; I < DIM; I++ ) |
for ( I = 0; I < DIM; I++ ) |
| UT[I] = [MB[I],dp_nf_f(GI,U*MB[I],PS,1)]; |
UT[I] = [MB[I],dp_nf_f(GI,U*MB[I],PS,1)]; |
| |
|
| T = dp_ptod(ptosfp(1),[V0]); |
T = dp_ptod(simp_ff(1),[V0]); |
| TT = dp_ptod(ptosfp(1),V); |
TT = dp_ptod(simp_ff(1),V); |
| G = H = [[TT,T]]; |
G = H = [[TT,T]]; |
| |
|
| for ( I = 1; ; I++ ) { |
for ( I = 1; ; I++ ) { |
| if ( dp_gr_print() ) |
if ( dp_gr_print() ) |
| print(".",2); |
print(".",2); |
| T = dp_ptod(ptosfp(V0^I),[V0]); |
T = dp_ptod(simp_ff(V0^I),[V0]); |
| TT = dp_nf_tab_f(H[0][0],UT); |
TT = dp_nf_tab_f(H[0][0],UT); |
| H = cons([TT,T],H); |
H = cons([TT,T],H); |
| L = dp_lnf_f([TT,T],G); |
L = dp_lnf_f([TT,T],G); |
| Line 2401 def minipoly_sf_rat(G,V,F,V0) |
|
| Line 2445 def minipoly_sf_rat(G,V,F,V0) |
|
| Vc = setminus(vars(G),V); |
Vc = setminus(vars(G),V); |
| Gf = cons(V0-F,G); |
Gf = cons(V0-F,G); |
| Vf = append(V,[V0]); |
Vf = append(V,[V0]); |
| G3 = dp_gr_f_main(map(ptosfp,Gf),Vf,0,3); |
G3 = dp_gr_f_main(map(simp_ff,Gf),Vf,0,3); |
| for ( T = G3; T != []; T = cdr(T) ) { |
for ( T = G3; T != []; T = cdr(T) ) { |
| Vt = setminus(vars(car(T)),Vc); |
Vt = setminus(vars(car(T)),Vc); |
| if ( Vt == [V0] ) |
if ( Vt == [V0] ) |
| Line 2784 def henleq_gsl_sfrat(L,B,Vc,Eval) |
|
| Line 2828 def henleq_gsl_sfrat(L,B,Vc,Eval) |
|
| X = map(subst,X,V0,V0-E0); |
X = map(subst,X,V0,V0-E0); |
| if ( zerovector(RESTA*X+RESTB) ) { |
if ( zerovector(RESTA*X+RESTB) ) { |
| if ( dp_gr_print() ) print("end",0); |
if ( dp_gr_print() ) print("end",0); |
| return [X,ptosfp(1)]; |
return [X,simp_ff(1)]; |
| } else |
} else |
| return 0; |
return 0; |
| } else if ( COUNT == CCC ) { |
} else if ( COUNT == CCC ) { |
| Line 2847 def henleq_gsl_sfrat_higher(L,B,Vc,Eval) |
|
| Line 2891 def henleq_gsl_sfrat_higher(L,B,Vc,Eval) |
|
| X = map(mshift,X,Vc,E,-1); |
X = map(mshift,X,Vc,E,-1); |
| if ( zerovector(RESTA*X+RESTB) ) { |
if ( zerovector(RESTA*X+RESTB) ) { |
| if ( dp_gr_print() ) print("end",0); |
if ( dp_gr_print() ) print("end",0); |
| return [X,ptosfp(1)]; |
return [X,simp_ff(1)]; |
| } else |
} else |
| return 0; |
return 0; |
| } else if ( COUNT == CCC ) { |
} else if ( COUNT == CCC ) { |
| Line 2957 def polyvtoratv_higher(Vect,Vc,K) |
|
| Line 3001 def polyvtoratv_higher(Vect,Vc,K) |
|
| def polytorat_gcd(F,V,K) |
def polytorat_gcd(F,V,K) |
| { |
{ |
| if ( deg(F,V) < K ) |
if ( deg(F,V) < K ) |
| return [F,ptosfp(1)]; |
return [F,simp_ff(1)]; |
| F1 = Mod^(K*2); F2 = F; |
F1 = Mod^(K*2); F2 = F; |
| B1 = 0; B2 = 1; |
B1 = 0; B2 = 1; |
| while ( 1 ) { |
while ( 1 ) { |
| Line 2989 def polytorat_gcd(F,V,K) |
|
| Line 3033 def polytorat_gcd(F,V,K) |
|
| def polytorat(F,V,Mat,K) |
def polytorat(F,V,Mat,K) |
| { |
{ |
| if ( deg(F,V) < K ) |
if ( deg(F,V) < K ) |
| return [F,ptosfp(1)]; |
return [F,simp_ff(1)]; |
| for ( I = 0; I < K; I++ ) |
for ( I = 0; I < K; I++ ) |
| for ( J = 0; J < K; J++ ) |
for ( J = 0; J < K; J++ ) |
| Mat[I][J] = coef(F,I+K-J); |
Mat[I][J] = coef(F,I+K-J); |
| Line 3011 def polytorat_higher(F,V,K) |
|
| Line 3055 def polytorat_higher(F,V,K) |
|
| { |
{ |
| if ( K < 2 ) return 0; |
if ( K < 2 ) return 0; |
| if ( homogeneous_deg(F) < K ) |
if ( homogeneous_deg(F) < K ) |
| return [F,ptosfp(1)]; |
return [F,simp_ff(1)]; |
| D = create_icpoly(V,K); |
D = create_icpoly(V,K); |
| C = extract_coef(D*F,V,K,2*K); |
C = extract_coef(D*F,V,K,2*K); |
| Vc = vars(C); |
Vc = vars(C); |
| Line 3116 def ideal_uniq(L) /* sub procedure of welldec and norm |
|
| Line 3160 def ideal_uniq(L) /* sub procedure of welldec and norm |
|
| R = append(R,[L[I]]); |
R = append(R,[L[I]]); |
| else { |
else { |
| for (J = 0; J < length(R); J++) |
for (J = 0; J < length(R); J++) |
| if ( gb_comp(L[I],R[J]) ) |
if ( gb_comp_old(L[I],R[J]) ) |
| break; |
break; |
| if ( J == length(R) ) |
if ( J == length(R) ) |
| R = append(R,[L[I]]); |
R = append(R,[L[I]]); |
| Line 3132 def ideal_uniq_by_first(L) /* sub procedure of welldec |
|
| Line 3176 def ideal_uniq_by_first(L) /* sub procedure of welldec |
|
| R = append(R,[L[I]]); |
R = append(R,[L[I]]); |
| else { |
else { |
| for (J = 0; J < length(R); J++) |
for (J = 0; J < length(R); J++) |
| if ( gb_comp(L[I][0],R[J][0]) ) |
if ( gb_comp_old(L[I][0],R[J][0]) ) |
| break; |
break; |
| if ( J == length(R) ) |
if ( J == length(R) ) |
| R = append(R,[L[I]]); |
R = append(R,[L[I]]); |
| Line 3193 def gr_fctr_sf(FL,VL,Ord) |
|
| Line 3237 def gr_fctr_sf(FL,VL,Ord) |
|
| for (TP = [],I = 0; I<length(FL); I++ ) { |
for (TP = [],I = 0; I<length(FL); I++ ) { |
| F = FL[I]; |
F = FL[I]; |
| SF = idealsqfr_sf(F); |
SF = idealsqfr_sf(F); |
| if ( !gb_comp(F,SF) ) |
if ( !gb_comp_old(F,SF) ) |
| F = dp_gr_f_main(SF,VL,0,Ord); |
F = dp_gr_f_main(SF,VL,0,Ord); |
| CID_SF=[1]; |
CID_SF=[1]; |
| SP = gr_fctr_sub_sf(F,VL,Ord); |
SP = gr_fctr_sub_sf(F,VL,Ord); |
| Line 3217 def gr_fctr_sub_sf(G,VL,Ord) |
|
| Line 3261 def gr_fctr_sub_sf(G,VL,Ord) |
|
| W = cons(FL[J][0],G); |
W = cons(FL[J][0],G); |
| NG = dp_gr_f_main(W,VL,0,Ord); |
NG = dp_gr_f_main(W,VL,0,Ord); |
| TNG = idealsqfr_sf(NG); |
TNG = idealsqfr_sf(NG); |
| if ( !gb_comp(NG,TNG) ) |
if ( !gb_comp_old(NG,TNG) ) |
| NG = dp_gr_f_main(TNG,VL,0,Ord); |
NG = dp_gr_f_main(TNG,VL,0,Ord); |
| if ( !inclusion_test(CID_SF,NG,VL,Ord) ) { |
if ( !inclusion_test(CID_SF,NG,VL,Ord) ) { |
| DG = gr_fctr_sub_sf(NG,VL,Ord); |
DG = gr_fctr_sub_sf(NG,VL,Ord); |
| Line 3235 def gr_fctr_sub_sf(G,VL,Ord) |
|
| Line 3279 def gr_fctr_sub_sf(G,VL,Ord) |
|
| if (I == length(G)) |
if (I == length(G)) |
| RL = append([G],RL); |
RL = append([G],RL); |
| return RL; |
return RL; |
| |
} |
| |
|
| |
def gb_comp_old(A,B) |
| |
{ |
| |
LA = length(A); |
| |
LB = length(B); |
| |
if ( LA != LB ) |
| |
return 0; |
| |
A = newvect(LA,A); |
| |
B = newvect(LB,B); |
| |
A1 = qsort(A); |
| |
B1 = qsort(B); |
| |
for ( I = 0; I < LA; I++ ) |
| |
if ( A1[I] != B1[I] && A1[I] != -B1[I] ) |
| |
break; |
| |
return I == LA ? 1 : 0; |
| } |
} |
| end$ |
end$ |