A comparative study of approximate symmetry and approximate homotopy symmetry to a class of perturbed nonlinear wave equations

DOI10.1016/J.NA.2011.03.005zbMath1221.35038OpenAlexW2067130561MaRDI QIDQ548604

Yu-Fu Chen, Zhi Yong Zhang

Publication date: 29 June 2011

Published in: Nonlinear Analysis. Theory, Methods \& Applications. Series A: Theory and Methods (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.na.2011.03.005

zbMATH Keywords

reductionoptimal system of one-dimensional subalgebras

Mathematics Subject Classification ID

Symmetries, invariants, etc. in context of PDEs (35B06) Second-order quasilinear hyperbolic equations (35L72)

Related Items (3)

Homotopy series solutions of perturbed PDEs via approximate symmetry method ⋮ Approximate symmetry of time-fractional partial differential equations with a small parameter ⋮ A new method to find series solutions of a nonlinear wave equation

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