Mathematics
by Keith Devlin | 
Anno's Math Games
by Mitsumasa Anno | 
The Adventures of Penrose the Mathematical Cat
by Theoni Pappas | 
Meta Math!
by Gregory Chaitin | 
Mathematics and the Search for Knowledge
by Morris Kline | 
Stalking the Riemann Hypothesis
by Dan Rockmore | 
Wonders of Numbers
by Clifford A. Pickover | 
Dr. Euler's Fabulous Formula
by Paul J. Nahin | 
Further Adventures of Penrose the Mathematical Cat
by Theoni Pappas | 
The Joy of Mathematics
by Theoni Pappas | 
The Book of Numbers
by John H. Conway |
Surreal Numbers
by Donald E. Knuth |
Math for Smarty Pants
by Marilyn Burns | 
Gamma
by Julian Havil |
Proofs from The Book
by Martin Aigner | 
An Introduction to the Theory of Numbers
by G. H. Hardy |
Principles of Mathematical Analysis
by Walter Rudin |
The Beauty of Fractals
by Heinz-Otto Peitgen | 
Speed Mathematics
by Bill Handley |
Math Hysteria
by Ian Stewart |
Since its publication in 1908, this textbook has become a classic work for successive generations of student mathematicians to refer to for the fundamental ideas of differential and integral calculus, the properties of infinite series, as well as other topics involving the notion of limit.