NmzTorusInvariants -- ring of invariants of torus action |
Syntax |
NmzTorusInvariants(M: MAT, R: Ring): LIST of RINGELEM |
Description |
Example |
/**/ use R::=QQ[x,y,z,w]; /**/ T := matrix([[-1,-1,2,0],[1,1,-2,-1]]); /**/ NmzTorusInvariants(T,R); [x^2*z, x*y*z, y^2*z] |
See Also |