matrix.lib
LIB "matrix.lib"; ring r=32003,(x,y,z),lp; matrix A[3][3]=1,2,3,4,5,6,7,8,9; print(A); ==> 1,2,3, ==> 4,5,6, ==> 7,8,9 print(multrow(A,2,xy)); ==> 1, 2, 3, ==> 4xy,5xy,6xy, ==> 7, 8, 9