Ali Haji Badali - University of Bonab
Mir Sajjad Hashemi - University of Bonab
Maryam Ghahremani - University of Bonab

We introduce a new solution for Kawahara-KdV equations. The Lie group analysis is used to carry out the integration of this equations. The similarity reductions and exact solutions are obtained based on the optimal system method.

Lie symmetries, Symmetry analysis, Optimal system, Infinitesimal Generators, Kawahara-KdV equation