数学天书中的证明（原书第四版 英文版） 作者：（德）齐格勒 著出版时间：2013年版内容简介　　Paul Erdos liked to talk about The Book，in which God maintains the perfect proofs for mathematical theorems， following the dictum of G. H. Hardy that there is no permanent place for ugly mathematics. Erdos also said that you need not believe in God but， as a mathematician， you should be...