Sahabandu, C.W.; Karunarathna, W.H.D.T.; Dewasurendra, M.
(Faculty of Science, University of Ruhuna, Matara, Sri Lanka, 2021-02-17)
Most of the real-world problems can be represented as systems of nonlinear partial differential equations. Perturbation method, Homotopy Analysis Method (HAM), Optimal Homotopy Analysis Method (OHAM), and Method of Directly ...