Four Colors Suffice: How the Map Problem Was Solved - Revised Color Edition

Lecture Notes on Graph Theory: Lecture Notes on Graph Theory

Euler's Pioneering Equation: The most beautiful theorem in mathematics

MATHEMAICS FORMULAE

Number Theory: A Very Short Introduction

Problems and Solutions for Integer and Combinatorial Optimization: Building Skills in Discrete Optimization

Sum Stories: Equations and Their Origins

Proof and the Art of Mathematics

Lewis Carroll in Numberland: His Fantastical Mathematical Logical Life

Combinatorial Optimization: Algorithms and Complexity

Stamping through Mathematics

Numbers, Groups and Codes: Edition 2

Principles And Techniques In Combinatorics

The Great Mathematicians

Mathematical Conversations: Selections from The Mathematical Intelligencer

Combinatorial Pattern Matching Algorithms in Computational Biology Using Perl and R

Graph Theory in America: The First Hundred Years

Introduction to Lattices and Order: Edition 2