source: git/factory/fex/stdUnivPGcd.in @ 667ba1

// $Id$

//
// stdUnivPGcd.in - some standard bases with parameters in char p.
//
// first time: lisi, second time: schlupp/ratchwum
// timings made with Singular Version 1.1.5/6
//
short=0;

///////////////////////////
//  example from singularTests/Beispiel (but with order dp instead of lp)
//
// codimension = 2
// dimension   = 1
// degree      = 45
//
// w/o parameter:               0 sec           0 sec
// std:                         150 sec         122 sec
//
// time used for content:
// gcd:                         5.03 sec        4.59 sec
// euclideanGcd:                4.67 sec        4.15 sec
// subResGcd:                   5.13 sec        4.52 sec
//
"untitled1(1/p/1)";
ring r=(32003,u),(t,x,y),dp;
ideal i=x-t15,y-t21-ut25+2t29-4t33+3t37+96/5t41-87t45;
option(prot);
timer=1;
ideal j=std(i);
size(j);
degree(j);
system("gcdtime");

kill r;

///////////////////////////
//  Anborg 7
//
// codimension = 3
// dimension   = 0
// degree      = 22
//
// degrees up to 120
//
// w/o parameter:               0 sec           0 sec
// std:                         80 sec
// fglm:                        
//
// time used for content:
// gcd:                         4.52 sec
// euclideanGcd:                
// subResGcd:                   
//
"anborg 7(1/p/1)";
ring r=(32003,u),(x,y,z),dp;
ideal i=
u3x2+yz+xy2z+xyz2+xyz+xy+xz+yz, 
ux2y2z+xy2z2+x2yz+xyz+yz+x+z, 
u2x2y2z2+x2y2z+xy2z+xyz+xz+z+1;
option(prot);
option(redSB);
timer=1;
ideal j=std(i);
size(j);
degree(j);
system("gcdtime");

ring s=(32003,u),(x,y,z),lp;
ideal k=fglm(r,j);
system("gcdtime");

kill s;
kill r;

///////////////////////////
//  coprasse
//
// codimension = 4
// dimension   = 0
// degree      = 56
//
// w/o parameter:               0 sec           0 sec
// std:                                         21 sec
// fglm:                        
//
// time used for content:
// gcd:                                         1.08 sec
// euclideanGcd:                
// subResGcd:                   
//
"coprasse(1/p/1)";
ring r=(32003,u),(x,y,z,t),dp; 
ideal i=
y2z+2xyt-2x-z,
-x3z+4xy2z+4x2yt+2y3t+4x2-10y2+4xz-10yt+2,
2uyzt+xt2-x-2z,
-xz3+4yz2t+4xzt2+2yt3+4xz+4z2-10yt-10t2+2;
option(prot);
option(redSB);
timer=1;
ideal j=std(i);
size(j);
degree(j);
system("gcdtime");

ring s=(32003,u),(x,y,z,t),lp;
ideal k=fglm(r,j);
system("gcdtime");

kill s;
kill r;

///////////////////////////
//  inhomog cyclic 6
//
// codimension = 4
// dimension   = 2
// degree      = 10
//
// w/o parameter:                               1 sec
// std:                                         5050 sec
//
// time used for content:
// gcd:                                         28.47 sec
// euclideanGcd:                                25.78 sec
// subResGcd:                                   28.52 sec
//
"inhomog cyclic 6(1/p/1)";
ring r=(32003,u),(a,b,c,d,e,f),dp;
ideal i=
a+b+c+d+e+f,
ab+bc+cd+de+ef+fa,
abc+bcd+cde+d*e*f + efa + fab,
uabcd+bcde+c*d*e*f+d*e*f*a + efab + fabc,
abcde+b*c*d*e*f+c*d*e*f*a+d*e*f*a*b+efabc+fabcd,
a*b*c*d*e*f;
option(prot);
timer=1;
ideal j=std(i);
size(j);
degree(j);
system("gcdtime");

kill r;

///////////////////////////
//  inhomog cyclic 5
//
// codimension = 5
// dimension   = 0
// degree      = 70
//
// relatively low degrees
//
// w/o parameter:                               0 sec
// std:                                         6.31 sec
// fglm:                        
//
// time used for content:
// gcd:                                         0.20 sec
// euclideanGcd:                
// subResGcd:                   
//
"inhomog cyclic 5(1/p/1)";
ring r=(32003,u),(a,b,c,d,e),dp;
ideal i=
a+b+c+d+e,
ab+bc+cd+de+ea,
abc+bcd+cde+dea+eab,
uabcd+bcde+cdea+deab+eabc,
uabcde+1;
option(prot);
option(redSB);
timer=1;
ideal j=std(i);
size(j);
degree(j);
system("gcdtime");

ring s=(32003,u),(a,b,c,d,e),lp;
ideal k=fglm(r,j);
system("gcdtime");

kill s;
kill r;

///////////////////////////
//  inhomog cyclic 5(2)
//
// codimension = 5
// dimension   = 0
// degree      = 70
//
// degrees up to 130
//
// w/o parameter:                               0 sec
// std:                         
// fglm:                        
//
// time used for content:
// gcd:                         
// euclideanGcd:                
// subResGcd:                   
//
"inhomog cyclic 5(1/p/2)";
ring r=(32003,u),(a,b,c,d,e),dp;
ideal i=
ua+b+c+d+e,
ab+bc+cd+de+ea,
abc+bcd+cde+dea+eab,
(u+1)*abcd+bcde+cdea+deab+eabc,
uabcde+1;
option(prot);
option(redSB);
timer=1;
ideal j=std(i);
size(j);
degree(j);
system("gcdtime");

ring s=(32003,u),(a,b,c,d,e),lp;
ideal k=fglm(r,j);
system("gcdtime");

kill s;
kill r;

///////////////////////////
//  symmetric 4
//
// codimension = 4
// dimension   = 0
// degree      = 256
//
// relatively low degrees
//
// w/o parameter:                               0 sec
// std:                         
// fglm:
//
// time used for content:
// gcd:                         
// euclideanGcd:                                
// subResGcd:                                   
//
"symmetric 4(1/p/1)";
ring r=(32003,u),(a,b,c,d),dp;
ideal i=
(1+u+u^2)*a4-b4,
b4-c4,
uc4-d4,
ua3b+b3c+c3d+d3a;
option(prot);
option(redSB);
timer=1;
ideal j=std(i);
size(j);
degree(j);
system("gcdtime");

ring s=(32003,u),(a,b,c,d),lp;
ideal k=fglm(r,j);
system("gcdtime");

kill s;
kill r;