Elementary dofferential equations with applications. - Derrivk,William R. (Massachusetts : Addison-Wesley Publishing Company, 1976)
1. Introduction2. First order equations3. Linear second order difference equations5. Power series solutions of diffential equations6. Laplace transforms7. Elemetary systems of differntial equations8. Numerical methods9. Fourier series and boundary value problems10. Partial differentail equations11. The existence and uniqueness of solutions12. Nonlinear equations and stability.