An observation on Classification of Lie point symmetries for quadratic Li\'{e}nard type equation $\ddot{x}+f\left(x\right) \dot{x}^{2}+g\left( x\right) =0$ [JMP 54, 053506 (2013)] and its erratum [JMP 55, 059901 (2014)]

A. Paliathanasis; P.G.L. Leach

arxiv: 1601.02691 · v1 · pith:FCJ4XQVFnew · submitted 2016-01-11 · 🧮 math.CA · math-ph· math.MP

An observation on Classification of Lie point symmetries for quadratic Li\'{e}nard type equation ddot{x}+fleft(xright) dot{x}²+gleft( xright) =0 [JMP 54, 053506 (2013)] and its erratum [JMP 55, 059901 (2014)]

A. Paliathanasis , P.G.L. Leach This is my paper

classification 🧮 math.CA math-phmath.MP

keywords classificationequationleftnardquadraticrightsymmetriestype

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We demonstrate a simplification of some recent works on the classification of the Lie symmetries for a quadratic equation of Li\'{e}nard type. We observe that the problem could have been resolved more simply.

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An observation on Classification of Lie point symmetries for quadratic Li\'{e}nard type equation ddot{x}+fleft(xright) dot{x}²+gleft( xright) =0 [JMP 54, 053506 (2013)] and its erratum [JMP 55, 059901 (2014)]

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