Partial Differential Equations

Partial Differential Equations: An Introduction, 2nd Edition is an introductory textbook designed to provide students with a working knowledge of analytical methods for differential equations. The presentation focuses primarily on three classical formulations of mathematical physics: the wave, heat, and Laplace equations.

Walter A. Strauss introduces advanced topics while minimizing mathematical jargon to keep discussions accessible. In addition to standard analytical methods, the text examines numerical approximations, nonlinear partial differential equations, and physical applications such as electromagnetism.

Designed flexibly for juniors, seniors, and beginning graduate students in mathematics, engineering, or the sciences, the volume occasionally subordinates absolute rigor to promote conceptual comprehension. This approach supports students in learning foundational concepts with minimal technical complexity.