Geodesic
Parallelisms between differential and difference equations
Mathematica Bohemica, Tome 137 (2012) no. 2, pp. 175-185.

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The paper deals with the higher-order ordinary differential equations and the analogous higher-order difference equations and compares the corresponding fundamental concepts. Important dissimilarities appear for the moving frame method.
DOI : 10.21136/MB.2012.142863
Classification : 34A34, 34C14, 39A05, 39A12
Keywords: ordinary differential equation; ordinary difference equation; first integral; symmetry; infinitesimal symmetry; moving frame 
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Chrastinová, Veronika; Tryhuk, Václav. Parallelisms between differential and difference equations. Mathematica Bohemica, Tome 137 (2012) no. 2, pp. 175-185. doi : 10.21136/MB.2012.142863. http://geodesic.mathdoc.fr/articles/10.21136/MB.2012.142863/

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