NmzIntClosureMonIdeal -- integral closure of a monomial ideal |
Syntax |
NmzIntClosureMonIdeal(L: LIST of RINGELEM): LIST of RINGELEM NmzIntClosureMonIdeal(L: LIST of RINGELEM, s: RINGELEM): LIST of RINGELEM, |
Description |
Example |
/**/ use R::=QQ[x,y,z,t]; /**/ NmzIntClosureMonIdeal([x^2,y^2,z^3]); -- the integral closure of the ideal generated by x^2,y^2 and z^3 is... [y^2, x^2, x*y, z^3, y*z^2, x*z^2] -- ...the ideal generated by y^2, x^2, x*y, z^3, y*z^2 and x*z^2 /**/ NmzIntClosureMonIdeal([x^2,y^2,z^3],t); -- and the complete rees algebra is generated by [z, z^3*t, y, y*z^2*t, y^2*t, x, x*z^2*t, x*y*t, x^2*t] |
See Also |