I'm inclined to think that Programming Diversions is a close enough match for topics like this. If there were a lot of posts in this category I suppose we might consider a forum like "Scientific Computing". But as it is, there are very few posts in this category, and very few in Programming Diversions overall, so I don't see the need for a new forum.
"I'm not back." - Bill Harding, Twister
It will give me the powers of the gods. Not bad for a tiny ad: