Differential invariants of nonlinear equations \(v_{tt}\)=\(f\)(\(x\),\(v_{x}\))\(v_{xx}\)+\(g\)(\(x\),\(v_{x}\)). (Q1417831)
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scientific article; zbMATH DE number 2021951
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Differential invariants of nonlinear equations \(v_{tt}\)=\(f\)(\(x\),\(v_{x}\))\(v_{xx}\)+\(g\)(\(x\),\(v_{x}\)). |
scientific article; zbMATH DE number 2021951 |
Statements
Differential invariants of nonlinear equations \(v_{tt}\)=\(f\)(\(x\),\(v_{x}\))\(v_{xx}\)+\(g\)(\(x\),\(v_{x}\)). (English)
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6 January 2004
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This is an addendum to the authors' paper [ibid. 69--80 (2004; Zbl 1035.35081)].
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