Mathematics
The Lambda Calculus: Its Syntax and Semantics: v. 103
H.P. Barendregt
Computer ScienceMathematical LogicMathematicsFunctional Programming
Everything and More: A Compact History of Infinity
David Foster Wallace, Neal Stephenson
Introduction to Linear Algebra
Gilbert Strang
The Fractal Geometry of Nature
Benoit B Mandelbrot