Test whether phi is a parametrization of C.
i1 : K=QQ; |
i2 : R=K[v,u,z]; |
i3 : I=ideal(v^8-u^3*(z+u)^5); o3 : Ideal of R |
i4 : T=K[t_0,t_1] o4 = T o4 : PolynomialRing |
i5 : phi=matrix {{t_0^3*t_1^5}, {-t_0^8}, {t_0^8-t_1^8}} o5 = | t_0^3t_1^5 | | -t_0^8 | | t_0^8-t_1^8 | 3 1 o5 : Matrix T <--- T |
i6 : testParametrization(I,phi) o6 = true |