Classification of Lie point symmetries for quadratic Li$\acute{\text{e}}$nard type equation $\ddot{x}+f(x){\dot{x}}^2+g(x)=0$

Ajey K. Tiwari, S. N. Pandey, M. Senthilvelan +1

In this paper we carry out a complete classification of the Lie point symmetry groups associated with the quadratic Li$\acute{e}$nard type equation, $\ddot {x} + f(x){\dot {x}}^{2}…