rowcompr

Scilab Function
Last update : 25/04/2007

rowcompr - row compression of polynomial matrix

### Calling Sequence

  `[X,rk,Ac]=rowcompr(A)`

### Parameters

- `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` ,