The Theory of Differential Equations: Classical and Qualitative, Second Edition by Walter G. G. Kelley
English | PDF | 2010 | 436 Pages | ISBN : 1441957820 | 4.2 MB
The updated 2nd edition of this book offers an introduction to ordinary differential equations, including nonstandard topics such as a chapter on perturbation methods and a section showing how to solve differential equations using Mathematica codes.