Fundamentals of Group Theory: An Advanced Approach

Matrices and Linear Algebra

Lattices and Ordered Sets

Linear Algebra Done Right: Edition 3

Concepts of Modern Mathematics

Introduction to the Mathematics of Finance: From Risk Management to Options Pricing

Calculus: Problems and Solutions

An Introduction to the Language of Category Theory

Elementary Linear Algebra

An Introduction to Catalan Numbers

Linear Algebra: Theory and Applications

The Umbral Calculus

Lecture Notes for Linear Algebra

Algebra II For Dummies: Edition 2

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

Mathematician's Delight