Symmetries and related topics in differential and difference equations - Blazquez-Sanz David ed.; Jairo Charris Seminar on Symmetries and Related Topics in Differential and Difference Equations; Jairo Chafrris seminar on symmetries and related topics in differential and difference equations Bogota, Colombia 09-Aug (Providence AMS, 2011)
Keywords: Difference equations; Differential-algebraic equations; Symmetry (Mathematics)