LOW ORDER NONCONFORMING RECTANGULAR FINITE ELEMENT METHODS FOR DARCY-STOKES PROBLEMS-中国期刊网

摘要 Inthispaper,weconsiderlowerorderrectangularfiniteelementmethodsforthesin-gularlyperturbedStokesproblem.ThemodelproblemreducestoalinearStokesproblemwhentheperturbationparameterislargeanddegeneratestoamixedformulationofPois-son'sequationastheperturbationparametertendstozero.Weproposetwo2Dandtwo3Dnonconformingrectangularfiniteelements,andderiverobustdiscretizationerrorestimates.Numericalexperimentsarecarriedouttoverifythetheoreticalresults.

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LOW ORDER NONCONFORMING RECTANGULAR FINITE ELEMENT METHODS FOR DARCY-STOKES PROBLEMS

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LOW ORDER NONCONFORMING RECTANGULAR FINITE ELEMENT METHODS FOR DARCY-STOKES PROBLEMS

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