LIB "tst.lib"; tst_init(); LIB "general.lib"; ring r=32003,(a,b,c,d,e),dp; int n=7; ideal i= a^n-b^n, b^n-c^n, c^n-d^n, d^n-e^n, a^(n-1)*b+b^(n-1)*c+c^(n-1)*d+d^(n-1)*e+e^(n-1)*a; def i1=timeStd(i,1); def i2=timeStd(i,20); listvar(); tst_status(1);$