Numbers: A Very Short Introduction

Math Storm Olympiad Problems

Professor Higgins's Problem Collection

Fundamental Concepts of Abstract Algebra

Number Story: From Counting to Cryptography

Elements of Abstract Algebra

Mathematics for the Curious

Groups and Symmetry

Mathematics for the Imagination

Class Groups of Number Fields and Related Topics

Higher Topos Theory

Progress in Commutative Algebra 1: Combinatorics and Homology

Progress in Commutative Algebra 2: Closures, Finiteness and Factorization

Abstract Algebra: A First Course, Second Edition

Deep Down Things: The Breathtaking Beauty of Particle Physics

Advanced Algebra

Representation Theory of Finite Groups: An Introductory Approach

Introduction to the Theory of Abstract Algebras

Algebraic K-theory: The Homotopy Approach Of Quillen And An Approach From Commutative Algebra