Very high-order finite volume method for one-dimensional convection diffusion problems

Abstract

We propose a new finite volume method to provide very high-order accuracy for the convection diffusion problem. The main tool is a polynomial reconstruction based on the mean-value to provide the best order. We give simple numerical examples that illustrate the effectiveness of the method in attaining the expected order of convergence.This research was financed by FEDER Funds through Programa Operacional Factores de Competitividade — COMPETE and by Portuguese Funds through FCT — Fundação para a Ciência e a Tecnologia, within the Project PEst- C/MAT/UI0013/2011

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