Measurement
Paul Lockhart
Book of Proof
Richard H. Hammack
C++ Primer Plus
Stephen Prata
The Design of Approximation Algorithms
David P. Williamson & David B. Shmoys
Combinatorial Optimization: Theory and Algorithms
Bernhard Korte & Jens Vygen
Algorithms and Combinatorics (1)
Algorithms and Combinatorics (2)