Re: Non-Commutative calculations in Calc, Revisited

[David Kastrup]

Neon Absentius <absent@sdf.lonestar.org> writes:

> BTW my statement that you quoted as it stands it's not true: even if
> we assume that all matrices are square still we cannot necessarily
> compose them unless they have the same dimensions!

You can safely assume that except when the expression is invalid to
start with, in which case it does not really matter much what happens
to it.

-- 
David Kastrup, Kriemhildstr. 15, 44793 Bochum