"The first edition of this book has been the best introduction to difference equations available; the second edition improves this even further." --Martin Bohner, University of Missouri-Rolla "The authors have their finger on the current trends in difference equations. This is a well-written textbook by authors who are known as teachers and expositors." --Johnny Henderson, Auburn University Difference Equations, Second Edition offers a practical introduction to this important field of solutions for engineering and the physical sciences. Topic coverage includes discrete modeling, differential equations, combinatorics and numerical methods. A hallmark of this revision are the diverse applications to many subfields of mathematics.Kelley, Walter G. is the author of 'Difference Equations An Introduction With Applications', published 2000 under ISBN 9780124033306 and ISBN 012403330X.