Discrete derivatives and symmetries of difference equations (Q2729422)
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scientific article; zbMATH DE number 1622555
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Discrete derivatives and symmetries of difference equations |
scientific article; zbMATH DE number 1622555 |
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Discrete derivatives and symmetries of difference equations (English)
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22 July 2001
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difference equations
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discrete Lie group formalism
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discrete heat equation
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Leibniz rules
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discrete derivatives
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symmetries
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0.9510354
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0.9272468
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0.92636704
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0.92555845
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0.9161698
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0.91436493
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The discrete Lie group formalism is applied to the discrete heat equation. In particular, nontrivial Leibniz rules are constructed for discrete derivatives in order to find the symmetries of discrete equations.
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