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Finite Element Method And Finite Volume Element Method Of Two Kinds Of Evolution Equations

Posted on:2006-04-07Degree:MasterType:Thesis
Country:ChinaCandidate:J F JianFull Text:PDF
GTID:2120360155459611Subject:Applied Mathematics
Abstract/Summary:
In this paper,some numerical approximation methods are proposed and analyzed for several kinds of evolution equations.In chapter one,we consider the following boundary value problem for the nonlinear hyperbolic problem with memory:J = [0,T],we consider the Finite Element Method numerical approximation.New initial approximation of ut(0) is taken.Optimal error estimates in Lp for 2 ≤ p ≤ ∞ are established for arbitrary order finite element. One order supercon-vergence in W1,9 for 2 ≤ p ≤ ∞ are demenstrated as well.In chapter two,we consider the Finite Volume Element Methods for nonlinear hyperbolic problem with memory in R1,...
Keywords/Search Tags:integro-differential equations, sobolev equations, finite element methods, finite volume element methods, optimal error estimates, superconvergence
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