Proofs from THE BOOK

Gunter M. Ziegler, Martin Aigner, Günter M. Ziegler — 2004

Inside PFTB ("Proofs from The Book") is indeed a glimpse of mathematical heaven, where clever insights and beautiful ideas combine in astonishing and glorious ways. Some of the proofs are classics, but many are new and brilliant proofs of classical results--"Notices of the AMS," August 1999.