Use Usenet. sci.math, sci.math.research, and sci.logic are some of the best mathematics and logic resources on the internet.
This is fairly wildly off-topic but... does anybody know of a good forum where I can ask questions about mathematics and get authoritative answers? (Apart from "go visit the nearest university", that is.)
_______________________________________________
Haskell-Cafe mailing list
Haskell-Cafe@haskell.org
http://www.haskell.org/mailman/listinfo/haskell-cafe