Abd Raouf Chouikha

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20012009

most citedRicci Curvature and Singularities of Constant Scalar Curvature Metrics

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math.DS2004

Isochronous Centers of Lienard Type Equations and Applications

A. Raouf Chouikha

In this work we study the equation $(E) x ¨ + f (x) x ˙^{2} + g (x) = 0$ with a center at 0 and investigate conditions of its isochronicity. When $f$ and $g$ are analytic (not n…