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D.15.11.4 makeMatrix

Procedure from library modules.lib (see modules_lib).

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

Example:
 
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;