Symmetry Properties of the Approximations of Multidimensional Generalized Van Der Pol Equations

Norbert Euler; Marianna Euler

doi:10.2991/jnmp.1994.1.1.3

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Symmetry Properties of the Approximations of Multidimensional Generalized Van Der Pol Equations

Norbert Euler, Marianna Euler

Journal of Nonlinear Mathematical Physics1994doi:10.2991/jnmp.1994.1.1.3

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Abstract

We calculate symmetries of the nonlinear n-dimensional wave equationλ ν ∂u/∂x ν = 0 and its approximations.In particular, we study the conformal invariance of the equations.Conditional symmetries of the approximate system are also considered whereby approximate solutions are constructed.

Authors

Norbert Euler#1 Marianna Euler#2

Institutions

Institute of Mathematics

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External reference records

10.1088/0305-4470/25/18/002

10.1088/0305-4470/25/18/002 · 1992

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1994

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1987

10.1088/0305-4470/22/18/007

10.1088/0305-4470/22/18/007 · 1989

10.1007/978-94-017-3198-0

10.1007/978-94-017-3198-0 · 1993

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1981

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1987

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1994

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1974

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1982

10.1007/978-1-4684-0274-2

10.1007/978-1-4757-4307-4

10.1007/978-1-4757-4307-4 · 1989

Symmetry Properties of the Approximations of Multidimensional Generalized Van Der Pol Equations

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