On Thu, Feb 02, 2012 at 11:04:19AM -0800, Martin Baker wrote:
> My understanding is that if
> Kronecker product (tensorProduct) is denoted by A (x) B
> where A is an n-by-n matrix and B is an m-by-m matrix then the
> Kronecker sum (cartesianProduct) is A (+) B = A (x) Im + In (x) B
> where In is an n-by-n identity matrix and Im is an m-by-m identity
> matrix
you are right, I didn't know this has a fancy name.

I needed matrix tensors some time ago and you can find some code on
https://github.com/cerambyx/fricas
but probably improvements are possible.

best
Franz

-- 
You received this message because you are subscribed to the Google Groups 
"FriCAS - computer algebra system" group.
To post to this group, send email to [email protected].
To unsubscribe from this group, send email to 
[email protected].
For more options, visit this group at 
http://groups.google.com/group/fricas-devel?hl=en.

Reply via email to