Introduction to Partial Differential Equations: From Fourier Series to...

Introduction to Partial Differential Equations by Arne Broman

Partial Differential Equations with Fourier Series and Boundary Value Proble...

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Student Solutions Manual for Elementary Differential Equations by Henry Edwards

Introduction to Partial Differential Equations: From Fourier Series to Boundary-

Applied Partial Differential Equations: With Fourier Series and Boundary Val,

Ordinary Differential Equations by Morris Tenenbaum & Harry Pollard