Computers and Intractability: A Guide to the Theory of NP-completeness
Michael R. Garey & David S. Johnson
Information Retrieval: Implementing and Evaluating Search Engines
Stefan Buttcher & Charles L. A. Clarke & Gordon V. Cormack
Electromagnetic Metasurfaces: Theory and Applications
Karim Achouri & Christophe Caloz
Combinatorial Optimization: Theory and Algorithms
Bernhard Korte & Jens Vygen
Algorithms and Combinatorics (2)
Information Geometry and Its Applications
Shun-Ichi Amari
How to Prove It: A Structured Approach
Daniel J. Velleman