Grocer >> Basic functions > commutation
commutation
commutation of a matrix
PARAMETERS
- Input
* m = # of rows of matrix A.
* n = # of columns of matrix A (optional, set to m if not given.
- Output
* K = commutation matrix
DESCRIPTION
Given any (m X n) matrix A, returns the (mn x mn) K matrix such that: vec(A')=K*vec(A).
EXAMPLE
com=commutation(3) |  |  | |
AUTHOR
Eric Dubois 2002