LIB "tst.lib"; tst_init(); LIB "ncalg.lib"; option(prot); def R = makeUsl2(); // this algebra is U(sl_2) setring R; ideal I = e2, f2, h2-1; I=std(I); I; kill R; //------------------------------------------ def RQ = makeQso3(3); // this algebra is U'_q(so_3), // where Q is a 6th root of unity setring RQ; RQ; ideal J=x2, y2, z2; J=std(J); J; tst_status(1);$