Essential Linear Algebra with Applications: A Problem-Solving Approach

Theorems And Lemmas In Mathematics

Mathematician's Delight

103 Trigonometry Problems: From the Training of the USA IMO Team

The Joy Of X: A Guided Tour of Math, from One to Infinity

Complex Numbers from A to ... Z: Edition 2

Calculus: A Complete Introduction: The Easy Way to Learn Calculus

Number Theory: Structures, Examples, and Problems

Basic Math & Pre-Algebra For Dummies: Edition 2

102 Combinatorial Problems: From the Training of the USA IMO Team

Mathematical Olympiad Challenges

Ramanujan's Lost Notebook: Part I, Part 1

MathsWiz Book 5

Mathematical Olympiad Treasures: Edition 2

Rings and Homology

A Path to Combinatorics for Undergraduates: Counting Strategies

Notebooks of Srinivasa Ramanujan: Volume II, Volume 2