半线性椭圆方程最小二乘混合元超收敛性

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2、onalScienceProgramComputationalMathematicsSpecializationTheoriesoftheNumericalMethodsforPartialDifferentialEquationsanditsApplicationDegreeMasterofScienceUniversityXiangtanUniversityDateMay8th,2010i`yyY(℄s8+!℄!

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9、cbecausetheycanobtainsymmetricalgebraicsystemsandarenotsubjecttotheLadyzhenskayaBabuskaBrezzi(LBB)consistencyrequirement.Themaintaskofthispaperistoinvestigatetheleast-squaresmixedfinitemethodforthesemilinearellipticproblems.Byintroducingtheinterpolationoperatorsandanauxiliaryproje

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