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Diff for /OpenXM/src/k097/lib/minimal/minimal-test.k between version 1.5 and 1.11

version 1.5, 2000/06/15 07:38:35 version 1.11, 2000/08/01 06:26:10
Line 1 
Line 1 
 /* $OpenXM: OpenXM/src/k097/lib/minimal/minimal-test.k,v 1.4 2000/06/14 07:44:05 takayama Exp $ */  /* $OpenXM: OpenXM/src/k097/lib/minimal/minimal-test.k,v 1.10 2000/08/01 05:16:02 takayama Exp $ */
 load["minimal.k"];  load["minimal.k"];
 def test5() {  
   local a,b,c,cc,v;  
   a = Sannfs3_laScala2("x^3-y^2*z^2");  
   b = a[0];  
   v = [x,y,z];  
   c = Skernel(b[0],v);  
   c = c[0];  
   sm1_pmat([c,b[1],v]);  
   Println("-----------------------------------");  
   cc = sm1_res_div(c,b[1],v);  
   sm1_pmat(sm1_gb(cc,v));  
   c = Skernel(b[1],v);  
   c = c[0];  
   cc = sm1_res_div(c,b[2],v);  
   sm1_pmat(sm1_gb(cc,v));  
   return(a);  
 }  
 def test6() {  
   local a,b,c,cc,v;  
   a = Sannfs3("x^3-y^2*z^2");  
   b = a[0];  
   v = [x,y,z];  
   c = Skernel(b[0],v);  
   c = c[0];  
   sm1_pmat([c,b[1],v]);  
   Println("-------ker = im for minimal ?---------------------");  
   cc = sm1_res_div(c,b[1],v);  
   sm1_pmat(sm1_gb(cc,v));  
   c = Skernel(b[1],v);  
   c = c[0];  
   cc = sm1_res_div(c,b[2],v);  
   sm1_pmat(sm1_gb(cc,v));  
   Println("------ ker=im for Schreyer ?------------------");  
   b = a[3];  
   c = Skernel(b[0],v);  
   c = c[0];  
   sm1_pmat([c,b[1],v]);  
   cc = sm1_res_div(c,b[1],v);  
   sm1_pmat(sm1_gb(cc,v));  
   c = Skernel(b[1],v);  
   c = c[0];  
   cc = sm1_res_div(c,b[2],v);  
   sm1_pmat(sm1_gb(cc,v));  
   return(a);  
 }  
   
 /* May 23, Tue */  
 def test7() {  
   local a,b,c,cc,v;  
   a = Sannfs3_laScala2("x^3-y^2*z^2");  
   b = a[0];  
   v = [x,y,z];  
   c = Skernel(b[0],v);  
   c = c[0];  
   sm1_pmat([c,b[1],v]);  
   Println("-------ker = im for minimal ?---------------------");  
   cc = sm1_res_div(c,b[1],v);  
   sm1_pmat(sm1_gb(cc,v));  
   c = Skernel(b[1],v);  
   c = c[0];  
   cc = sm1_res_div(c,b[2],v);  
   sm1_pmat(sm1_gb(cc,v));  
   Println("------ ker=im for Schreyer ?------------------");  
   b = a[3];  
   c = Skernel(b[0],v);  
   c = c[0];  
   sm1_pmat([c,b[1],v]);  
   cc = sm1_res_div(c,b[1],v);  
   sm1_pmat(sm1_gb(cc,v));  
   c = Skernel(b[1],v);  
   c = c[0];  
   cc = sm1_res_div(c,b[2],v);  
   sm1_pmat(sm1_gb(cc,v));  
   return(a);  
 }  
   
 def sm1_resol1(p) {  def sm1_resol1(p) {
   sm1(" p resol1 /FunctionValue set ");    sm1(" p resol1 /FunctionValue set ");
 }  }
   
   
 def test8() {  def test8() {
   local p,pp,ans,b,c,cc,ww,ww2;    local p,pp,ans,b,c,cc,ww,ww2;
   f = "x^3-y^2*z^2";    f = "x^3-y^2*z^2";
Line 118  def test8() {
Line 41  def test8() {
    SisComplex(a):     SisComplex(a):
 */  */
   
 def test8a() {  
   local p,pp,ans,b,c,cc,ww, ans_all;  
   f = "x^3-y^2*z^2";  
   p = Sannfs(f,"x,y,z");  
   sm1(" p 0 get { [(x) (y) (z) (Dx) (Dy) (Dz)] laplace0 } map /p set ");  
   ww = [["x",-1,"y",-1,"z",-1,"Dx",1,"Dy",1,"Dz",1]];  
   /* Removed "x",1, ... ===> It causes an error. I do not know the reason.*/  
   Sweyl("x,y,z",ww);  
   pp = Map(p,"Spoly");  
   /* return(pp); */  
   /* pp =  
      [y*Dy-z*Dz , -2*x*Dx-3*y*Dy+1 , 2*x*Dy*Dz^2-3*y*Dx^2 ,  
       2*x*Dy^2*Dz-3*z*Dx^2 , 2*x*z*Dz^3-3*y^2*Dx^2+4*x*Dz^2 ]  
   */  
   ans_all = Sschreyer(pp);  
   ans = ans_all[0];  
   /* ans = sm1_resol1([pp,"x,y,z",ww]); */  
   /* Schreyer is in ans. */  
   
   v = [x,y,z];  
   b = ans;  
   Println("------ ker=im for Schreyer ?----- wrong method!!!-----------");  
   c = Skernel(b[0],v);  
   c = c[0];  
   sm1_pmat([c,b[1],v]);  
   cc = sm1_res_div(c,b[1],v);  
   sm1_pmat(sm1_gb(cc,v));  
   c = Skernel(b[1],v);  
   c = c[0];  
   cc = sm1_res_div(c,b[2],v);  
   sm1_pmat(sm1_gb(cc,v));  
   return(ans);  
 }  
   
 /* Comparing two constructions */  
 def test9() {  
   local p,pp,ans,b,c,cc,ww,ww2,ans_all,ans2;  
   f = "x^3-y^2*z^2";  
   p = Sannfs(f,"x,y,z");  
   ww2 = [["x",-1,"y",-1,"z",-1,"Dx",1,"Dy",1,"Dz",1]];  
   sm1(" p 0 get { [(x) (y) (z) (Dx) (Dy) (Dz)] laplace0 } map /p set ");  
   Sweyl("x,y,z",ww2);  
   pp = Map(p,"Spoly");  
   ans = sm1_resol1([pp,"x,y,z",ww2]);  
   
   f = "x^3-y^2*z^2";  
   p = Sannfs(f,"x,y,z");  
   sm1(" p 0 get { [(x) (y) (z) (Dx) (Dy) (Dz)] laplace0 } map /p set ");  
   ww = [["x",-1,"y",-1,"z",-1,"Dx",1,"Dy",1,"Dz",1]];  
   Sweyl("x,y,z",ww);  
   pp = Map(p,"Spoly");  
   ans_all = Sschreyer(pp);  
   ans2 = ans_all[0];  
   
   return([ans,ans2]);  
   
 }  
   
 /* Check if the complex by Sschreyer() is exact or not in our example? */  
 def test10() {  
   local p,pp,ans,b,c,cc,ww,ww2,ans_all,ans2, r;  
   f = "x^3-y^2*z^2";  
   p = Sannfs(f,"x,y,z");  
   ww2 = [["x",-1,"y",-1,"z",-1,"Dx",1,"Dy",1,"Dz",1]];  
   sm1(" p 0 get { [(x) (y) (z) (Dx) (Dy) (Dz)] laplace0 } map /p set ");  
   Sweyl("x,y,z",ww2);  
   pp = Map(p,"Spoly");  
   ans = sm1_resol1([pp,"x,y,z",ww2]);  
   
   f = "x^3-y^2*z^2";  
   p = Sannfs(f,"x,y,z");  
   sm1(" p 0 get { [(x) (y) (z) (Dx) (Dy) (Dz)] laplace0 } map /p set ");  
   ww = [["x",-1,"y",-1,"z",-1,"Dx",1,"Dy",1,"Dz",1]];  
   Sweyl("x,y,z",ww);  
   pp = Map(p,"Spoly");  
   ans_all = Sschreyer(pp);  /* Schreyer by LaScala-Stillman */  
   ans2 = ans_all[0];  
   
   sm1(" /gb.verbose 1 def ");  
   
   ww2 = [["x",-1,"y",-1,"z",-1,"Dx",1,"Dy",1,"Dz",1]];  
   Sweyl("x,y,z",ww2);  
   ans2 = ReParse(ans2);  
   r= IsExact_h(ans2,[x,y,z]);  
   Print(r);  
   
   return([r,[ans,ans2]]);  
   
 }  
   
 def test11() {  def test11() {
   local  a;    local  a;
   a = test_ann3("x^3-y^2*z^2");    a = test_ann3("x^3-y^2*z^2");
Line 238  It returns the following resolution in 1.5 hours.  Jun
Line 71  It returns the following resolution in 1.5 hours.  Jun
 */  */
 def test_ann3(f) {  def test_ann3(f) {
   local a,v,ww2,ans2;    local a,v,ww2,ans2;
   a = Sannfs3_laScala2(f);    a = Sannfs3(f);
   ans2 = a[0];    ans2 = a[0];
   v = [x,y,z];    v = [x,y,z];
   ww2 = [["x",-1,"y",-1,"z",-1,"Dx",1,"Dy",1,"Dz",1]];    ww2 = [["x",-1,"y",-1,"z",-1,"Dx",1,"Dy",1,"Dz",1]];
Line 246  def test_ann3(f) {
Line 79  def test_ann3(f) {
   ans2 = ReParse(ans2);    ans2 = ReParse(ans2);
   r= IsExact_h(ans2,[x,y,z]);    r= IsExact_h(ans2,[x,y,z]);
   Println(r);    Println(r);
   return([r,ans2]);    return([r,ans2,a]);
 }  }
 def test11a() {  def test11a() {
   local a,v,ww2,ans2;    local a,v,ww2,ans2;
Line 305  def test12() {
Line 138  def test12() {
   ans2 = ReParse(ans2); /* DO NOT FORGET! */    ans2 = ReParse(ans2); /* DO NOT FORGET! */
   r= IsExact_h(ans2,[x,y,z]);    r= IsExact_h(ans2,[x,y,z]);
   Println(r);    Println(r);
   Println("It may stop by non-exact statement. The code of Sminimal_v (non-LaScala-Stillman contains bugs.");  
   return([r,ans2]);    return([r,ans2]);
 }  }
   
Line 324  def test13() {
Line 156  def test13() {
 def test14() {  def test14() {
   Println("test14 try to construct a minimal free resolution");    Println("test14 try to construct a minimal free resolution");
   Println("of a GKZ system [[1,2,3]]. 6/12, 2000.");    Println("of a GKZ system [[1,2,3]]. 6/12, 2000.");
   ans2 = GKZ([[1,2,3]],[0]);  /* It stops by the strategy error. */    ans2 = GKZ([[1,2,3]],[0]);
        /* It stops by the strategy error.
           July 26, 2000. It works fine after fixing a bug in resol.c */
   ww2 = [["x1",-1,"x2",-1,"x3",-1,"Dx1",1,"Dx2",1,"Dx3",1]];    ww2 = [["x1",-1,"x2",-1,"x3",-1,"Dx1",1,"Dx2",1,"Dx3",1]];
   Sweyl("x1,x2,x3",ww2);    Sweyl("x1,x2,x3",ww2);
   ans2 = ReParse(ans2[0]);    ans2 = ReParse(ans2[0]);
Line 339  def test14a() {
Line 173  def test14a() {
   ans2 = [x1*Dx1+2*x2*Dx2+3*x3*Dx3 , Dx1^2-Dx2*h , -Dx1*Dx2+Dx3*h ,    ans2 = [x1*Dx1+2*x2*Dx2+3*x3*Dx3 , Dx1^2-Dx2*h , -Dx1*Dx2+Dx3*h ,
           Dx2^2-Dx1*Dx3 ];            Dx2^2-Dx1*Dx3 ];
   ans2 = ReParse(ans2);    ans2 = ReParse(ans2);
   return(Sminimal(ans2,"homogenized"));    return(Sminimal(ans2,["homogenized"]));
 }  }
   
 def test15() {  def test15() {
   Println("test15 try to construct a minimal free resolution");    Println("test15 try to construct a minimal free resolution");
   Println("of a GKZ system [[1,2,3]] by the order filt. 6/12, 2000.");    Println("of a GKZ system [[1,2,3]] by the order filt. 6/12, 2000.");
   ww2 = [["Dx1",1,"Dx2",1,"Dx3",1]];    ww2 = [["Dx1",1,"Dx2",1,"Dx3",1]];
   Sweyl("x1,x2,x3",ww2);  
   ans2 = GKZ([[1,2,3]],[0]);    ans2 = GKZ([[1,2,3]],[0]);
     Sweyl("x1,x2,x3",ww2);
   ans2 = ReParse(ans2[0]);    ans2 = ReParse(ans2[0]);
   return(Sminimal(ans2));    a = Sminimal(ans2);
     Println("Minimal Resolution is "); sm1_pmat(a[0]);
     Sweyl("x1,x2,x3");
     ans3 = ReParse(a[0]);
     r= IsExact_h(ans3,[x1,x2,x3]);
     Println(r);
     return(a);
 }  }
   
 def test15b() {  def test15b() {
Line 359  def test15b() {
Line 199  def test15b() {
   Sweyl("x1,x2,x3",ww2);    Sweyl("x1,x2,x3",ww2);
   ans2 = [Dx1^2-Dx2*h , -Dx1*Dx2+Dx3*h , Dx2^2-Dx1*Dx3 ];    ans2 = [Dx1^2-Dx2*h , -Dx1*Dx2+Dx3*h , Dx2^2-Dx1*Dx3 ];
   ans2 = ReParse(ans2);    ans2 = ReParse(ans2);
   return(Sminimal(ans2,"homogenized"));    return(Sminimal(ans2,["homogenized"]));
 }  }
   
   def test15c() {
     Println("test15c try to construct a minimal free resolution ");
     Println("of a GKZ system [[1,2,3]] by -1,1");
     ww2 = [["Dx1",1,"Dx2",1,"Dx3",1,"x1",-1,"x2",-1,"x3",-1]];
     ans2 = GKZ([[1,2,3]],[0]);
     Sweyl("x1,x2,x3",ww2);
     ans2 = ReParse(ans2[0]);
     a = Sminimal(ans2);
     Println("Minimal Resolution is "); sm1_pmat(a[0]);
     Sweyl("x1,x2,x3");
     ans3 = ReParse(a[0]);
     r= IsExact_h(ans3,[x1,x2,x3]);
     Println(r);
     return(a);
   }
 def test16() {  def test16() {
   Println("test16 try to construct a minimal free resolution");    Println("test16 try to construct a minimal free resolution");
   Println("of a GKZ system [[1,2,3,5]] by the order filt. 6/12, 2000.");    Println("of a GKZ system [[1,2,3,5]] by the order filt. 6/12, 2000.");
Line 385  def test16b() {
Line 240  def test16b() {
   return(Sminimal(ans3));    return(Sminimal(ans3));
 }  }
   
   
   
   def test17() {
      a=Sannfs3("x^3-y^2*z^2");
      b=a[0]; w = ["x",-1,"y",-1,"z",-1,"Dx",1,"Dy",1,"Dz",1];
      Sweyl("x,y,z",[w]); b = Reparse(b);
      c=Sinit_w(b,w);
      Println("Resolution (b)----");
      sm1_pmat(b);
      Println("Initial (c)----");
      sm1_pmat(c);
      Println(IsExact_h(c,"x,y,z"));
   }
   
   def test_if_v_strict(resmat,w,v) {
      local b,c,g,cc;
      Sweyl(v,[w]); b = Reparse(resmat);
      c=Sinit_w(b,w);
      Println("Resolution (b)----");
      sm1_pmat(b);
      Println("Initial (c)----");
      sm1_pmat(c); cc=c;
      Println("Exactness of the resolution ---");
      Println(IsExact_h(b,v));  /* IsExact_h breaks the variable c.
                                   THIS BUG SHOULD BE FIXED. */
      Println("Why is the initial c rewritten by b? (buggy) ");sm1_pmat(c[0]);
      Println("Exactness of the initial complex.---");
      Println(IsExact_h(cc,v));
      g = Sinvolutive(b[0],w);
      /* Println("Involutive basis ---");
         sm1_pmat(g);
         Println(Sinvolutive(cc[0],w));
         sm1(" /gb.verbose 1 def "); */
      Println("Is same ideal?");
      Println(IsSameIdeal_h(g,cc[0],v));
   }
   def test17b() {
      a=Sannfs3("x^3-y^2*z^2");
      b=a[0]; w = ["x",-1,"y",-1,"z",-1,"Dx",1,"Dy",1,"Dz",1];
      test_if_v_strict(b,w,"x,y,z");
      return(a);
   }
   
   def test18() {
      a=Sannfs2("x^3-y^2");
      b=a[0]; w = ["x",-1,"y",-1,"Dx",1,"Dy",1];
      test_if_v_strict(b,w,"x,y");
      return(a);
   }
   
   def test19() {
     Println("test19 try to construct a minimal free resolution and check if it is v-strict.");
     Println("of a GKZ system [[1,2,3]] by -1,1");
     ww2 = ["Dx1",1,"Dx2",1,"Dx3",1,"x1",-1,"x2",-1,"x3",-1];
     ans2 = GKZ([[1,2,3]],[0]);
     Sweyl("x1,x2,x3",[ww2]);
     ans2 = ReParse(ans2[0]);
     a = Sminimal(ans2);
     Println("Minimal Resolution is "); sm1_pmat(a[0]);
     b = a[0];
     test_if_v_strict(b,ww2,"x1,x2,x3");
     return(a);
   }
   
   def test20() {
     w = ["Dx1",1,"Dx2",1,"Dx3",1,"Dx4",1,"x1",-1,"x2",-1,"x3",-1,"x4",-1];
     ans2 = GKZ([[1,1,1,1],[0,1,3,4]],[0,0]);
     Sweyl("x1,x2,x3,x4",[w]);
     ans2 = ReParse(ans2[0]);
     a = Sminimal(ans2);
     Println("Minimal Resolution is "); sm1_pmat(a[0]);
     b = a[0];
     /* test_if_v_strict(b,w,"x1,x2,x3,x4"); */
     return(a);
   }
   def test20b() {
     w = ["Dx1",1,"Dx2",1,"Dx3",1,"Dx4",1,"x1",-1,"x2",-1,"x3",-1,"x4",-1];
     ans2 = GKZ([[1,1,1,1],[0,1,3,4]],[1,2]);
     Sweyl("x1,x2,x3,x4",[w]);
     ans2 = ReParse(ans2[0]);
     a = Sminimal(ans2);
     Println("Minimal Resolution is "); sm1_pmat(a[0]);
     b = a[0];
     /* test_if_v_strict(b,w,"x1,x2,x3,x4"); */
     return(a);
   }
   
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