rowcompr

Arguments

A

polynomial matrix

Y

square polynomial matrix (left unimodular basis)

rk

normal rank of A

Ac

Ac=X*A, polynomial matrix

Description

row compression of polynomial matrix A.

X is a left polynomial unimodular basis which row compressed thee rows of A. rk is the normal rank of A.

Warning: elimination of "small" terms (use with care!).

See Also

• colcompr — column compression of polynomial matrix