From: Deane Yang (deane_yang_at_[hidden])
Date: 2004-07-06 06:51:50
Michael Stevens wrote:
>
> This is very odd. In linear algebra there is no such thing as a matrix of
> matrices.
>
Yes, there is. It's a linear transformation mapping
a space of matrices to another space of matrices.
But could Jeremy or David provide some examples of useful applications
of such an object? They are immensely useful in pure mathematics;
I would love to know how they arise in more practical areas.
Deane