Approximate invariants and Lagrangians for autonomous, weakly nonlinear systems

DOI10.1016/0020-7462(94)90011-6zbMath0809.70017OpenAlexW2094983420MaRDI QIDQ1339435

Harry H. Denman

Publication date: 4 April 1995

Published in: International Journal of Non-Linear Mechanics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/0020-7462(94)90011-6

zbMATH Keywords

Duffing equationvan der Pol equationdamped harmonic oscillatorapproximate Hamiltonian

Mathematics Subject Classification ID

Forced motions for nonlinear problems in mechanics (70K40) Lagrange's equations (70H03)

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