Lie group analysis of a wave equation with a small nonlinear dissipation
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DOI: 10.1007/s11587-016-0282-z
Abstract: In this paper, the problem of finding approximate symmetries of a wave equation with a small nonlinear dissipation is investigated. It is also explored the relationship between the approximate symmetries of our model and other… read more here.
Keywords: equation small; nonlinear dissipation; wave equation; small nonlinear ... See more keywords
Periodic solutions of Liénard–Mathieu differential equation with a small parameter
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DOI: 10.1515/gmj-2017-0001
Abstract: Abstract The Liénard–Mathieu equation with a small parameter ε is examined. The existence of periodic and quasiperiodic solutions is proved using the averaging method, the method of complexification and the phase space analysis of an… read more here.
Keywords: equation small; periodic solutions; nard mathieu; small parameter ... See more keywords