D.4.17.4 makeMatrix

Usage:

makeMatrix(m), m matrix
RETURN Matrix, with graded source and target if the matrix is homogeneous

LIB "modules.lib";
ring r;
matrix m[2][2]=x,y3,z,xz;
m;
==> m[1,1]=x
==> m[1,2]=y3
==> m[2,1]=z
==> m[2,2]=xz
Matrix M=m;