An immediate analysis for global superconvergence for integrodifferential equations (Q1265605)

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scientific article; zbMATH DE number 1203973
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An immediate analysis for global superconvergence for integrodifferential equations
scientific article; zbMATH DE number 1203973

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    An immediate analysis for global superconvergence for integrodifferential equations (English)
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    28 September 1998
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    The global superconvergence of a bilinear finite element method is proved for three types of parabolic and hyperbolic problems with integro-differential equations or with a boundary integral condition. A postprocessing technique based on a nodal biquadratic interpolation is used. The authors avoid the use of the Ritz projection method.
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    global superconvergence
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    integro-differential equations
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    postprocessing
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    finite element method
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    parabolic
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    hyperbolic
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