Abstract

In this paper, Homotopy analysis method (HAM) is employed to solve a system of nonlinear equations. The model is the problem of the spread of a non-fatal disease in a population with a constant size, over the period of the epidemic. Mathematical modeling of the problem leads to a system of nonlinear ordinary differential equations. This system has been solved by HAM. Suitable values of the auxiliary parameter h are determined, using h -curves. Approximate solutions are plotted and also presented in governing on the problem of the epidemic model. doi: 10.14456/WJST.2014.38

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