vector and matrix calculations

[Torbjorn Tornkvist]

> Haven't been able to find any info on vector/matrix library. Certainly,
> something like that exists? Where is it documented.

I don't think there is one (not public anyway). 
So you have full freedom to implement one yourself... ;-)

/Tobbe
(Ps. I found something very simple I did for graphic transformations 
years ago: http://www.serc.rmit.edu.au/~tobbe/matrix44.erl )