Lecture Note on Graph Theory - Tero Harju
Notes on Linear Algebra - Peter J. Cameron
A Computational Introduction to Number Theory and Algebra (Version 2) - Victor Shoup
Algebraic Number Theory - J.S. Milne
Mathematics and Biology The Interface, Challenges, and Opportunities
Abstract Algebra The Basic Graduate Year (R.B. Ash)
Linear Algebre (Jim Hefferon)
Teach Yourself C++ in 21 Days Mirror
Combinatorial Differential Topology and Geometry - ROBIN FORMAN