Elementary Differential Equations and Boundary Value Problems

This is the 3rd edition, copyright 1977, with 582 pgs. plus 48 pgs. of problem answers in back. Contents include Ch 1: Introduction (to terminology and history of differential equations); Ch 2: First order differential equations; Ch 3: Second order linear equations; Ch 4: Series Solutions of Second Order Linear Equations; Ch 5: Higher order linear equations; Ch 6: Laplace transform; Ch 7: Systems of first order linear equations; Ch 8: Numerical methods; Ch 9: Nonlinear Differential Equations and Stability; Ch 10: Partial Differential Equations and Fourier Series; Ch 11: Boundary Value Problems and Sturm-Liouville Theory; Answers to Problems; Index.