Techniques for solving the classical wave equation and the Schrödinger equation.

First published in 1981, McQuarrie's textbook has undergone several revisions, with the most recent edition being published in 2015. The book is designed for undergraduate and graduate students in physical chemistry, chemical physics, and related fields. It covers a wide range of mathematical topics, including:

: Written specifically for chemists, it focuses on practical application rather than abstract mathematical theory.