I'll third this recommendation. Fantastic text. http://www.amazon.com/Princeton-Companion-Mathematics-Timothy-Gowers/dp/0691118809/ref=sr_1_1?ie=UTF8&s=books&q

I'll third this recommendation. Fantastic text. http://www.amazon.com/Princeton-Companion-Mathematics-Timothy-Gowers/dp/0691118809/ref=sr_1_1?ie=UTF8&s=books&qid=1245423077&sr=8-1 http://www.amazon.com/Princeton-Companion-Mathematics-Timoth...