The mathematical theory of difference equations (MSC class 39A).
Difference Equations to Differential Equations
By Dan Sloughter. Published in PS/PDF with applets under GPL.
Journal of Difference Equations and Applications
(Routledge) Table of contents from vol.8 (2002). Full text to subscribers.
The Math Forum
A compilation of sites relating to Difference Equations.
Last update:June 21, 2012 at 11:47:01 UTC