Geodesic
Symmetries and conservation laws of difference equations
Teoretičeskaâ i matematičeskaâ fizika, Tome 168 (2011) no. 2, pp. 195-211 Cet article a éte moissonné depuis la source Math-Net.Ru

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Within the formalism of difference jets, we develop an algebro-geometric analysis of systems of difference equations on multidimensional integer lattices and study their symmetries and conservation laws.
Keywords: lattice, difference equation, symmetry, conservation law. 
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V. V. Zharinov. Symmetries and conservation laws of difference equations. Teoretičeskaâ i matematičeskaâ fizika, Tome 168 (2011) no. 2, pp. 195-211. http://geodesic.mathdoc.fr/item/TMF_2011_168_2_a0/

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