Singular Manual: binomials2intmat

D.4.19.26 binomials2intmat

Procedure from library normaliz.lib (see normaliz_lib).

Usage:: binomials2intmat(ideal I);
Return:: Returns the intmat whose rows represent the exponents of the (non-zero) elements of I which have to be binomials.
The length of each row is nvars(basering).

Example:

LIB "normaliz.lib";
ring S = 37,(u,v,w,x,y,z),dp;
ideal I = u2v-xyz, ux2-vyz, uvw-y2z;
binomials2intmat(I);
==> 2,1,0,-1,-1,-1,
==> 1,-1,0,2,-1,-1,
==> 1,1,1,0,-2,-1