[Maxima] vector times vector; vector^-1?

[Robert Dodier]

On 11/15/08, Harald Geyer <harald at lefant.net> wrote:

>  To comment on the bigger issue: I think there are just too many
>  useful operations and too few suitable symbols in ascii. (Sometimes
>  I define non ascii symbols like "°" as operators.)
>
>  One way out would be to have long descriptive names for
>  operations but have local definitions for operators symbols.
>  I guess "+", "*" and "^" are out of discussion, but you could do
>  something like declare_operator(".", inner_product) without messing
>  with non-commutative multiplication on a global level like vect does
>  now.
>
>  I believe this could be done mostly backwards compatible and be much
>  more in the spirit of maxima then inventing new objects for everything.

Harald, I'm not sure I understand what you mean here.
Can you explain in more detail? How does it relate to vector operations?

best

Robert Dodier