On a posteriori error estimator for primal, equilibrium and mixed approximation of diffusion equations (Q1855918)
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scientific article; zbMATH DE number 1861286
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | On a posteriori error estimator for primal, equilibrium and mixed approximation of diffusion equations |
scientific article; zbMATH DE number 1861286 |
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On a posteriori error estimator for primal, equilibrium and mixed approximation of diffusion equations (English)
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28 January 2003
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The authors derive an a posteriori error bound for the finite-element solution of the Poisson equation on polygonal domains. The basis functions are linear on triangles. The finite elements need not be conforming, and the integals for the matrix elements need not be computed exactly.
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a posteriori error bound
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Poisson equation
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finite element method
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diffusion equations
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