hey look! online monkeytex
http://www.monkeytex.com/
just got miktex for my math homework. probably a bit of overkill though.
i always use lyx for my math stuff. looks nice.
So I just found a really amazing tool to identify characters' latex command names by drawing them out with your cursor.
http://detexify.kirelabs.org/classify.html
(Twitter was useful in this find!)
So you're loving LyX bluet? I'm going to give it a try I think.
Also, I'm totally getting into MetaUML for designing use cases and class diagrams and such.