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Analytic approximate solution for the Bratu’s problem by optimal homotopy analysis method

Communications in Numerical Analysis • 2013
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Publication Information
Authors H.N. Hassan, M.S. Semary
Keywords Not Available
Journal Communications in Numerical Analysis
Publisher Not Available
Volume 2013
Issue Not Available
Pages 1-14
publication.type International
Paper Link Not Available
Supplementary Materials Not Available
Abstract
In This paper, we present analytic approximate solutions for Bratu's problem with
high accuracy for different values of λ. We solve this nonlinear problem without any
approximations or transformation in the problem and we successfully obtain the two
branches of solutions for different values λ using homotopy analysis method. A new efficient
approach is proposed to obtain the optimal value of convergence controller parameter ℏ to
guarantee the convergence of the obtained series solution