Discrete derivatives and symmetries of difference equations

DOI10.1088/0305-4470/34/10/306zbMath0974.39007arXivnlin/0010044OpenAlexW3099967825MaRDI QIDQ2729422

Javier Negro, Decio Levi, Mariano A. del Olmo

Publication date: 22 July 2001

Published in: Journal of Physics A: Mathematical and General (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/nlin/0010044

zbMATH Keywords

difference equationssymmetriesLeibniz rulesdiscrete heat equationdiscrete derivativesdiscrete Lie group formalism

Mathematics Subject Classification ID

Heat equation (35K05) Additive difference equations (39A10) Discrete version of topics in analysis (39A12)

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