Superconvergent Recovery of the Gradient from Piecewise Linear Finite-element Approximations

@article{Levine1985SuperconvergentRO,
  title={Superconvergent Recovery of the Gradient from Piecewise Linear Finite-element Approximations},
  author={N. Levine},
  journal={Ima Journal of Numerical Analysis},
  year={1985},
  volume={5},
  pages={407-427}
}
  • N. Levine
  • Published 1 October 1985
  • Mathematics
  • Ima Journal of Numerical Analysis
On justifie l'utilisation d'un schema simple pour determiner les gradients a partir de l'approximation a elements finis triangulaires lineaire par morceaux de la solution d'un probleme elliptique du second ordre. Le gradient obtenu est une estimation superconvergente du vrai gradient 

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Superconvcrgent estimation of the gradient from linear finite element approximations on triangular elements
  • Numerical Analysis Report 3 / 85 . Ph . D . Thesis
  • 1985
Superconvcrgent estimation of the gradient from linear finite element approximations on triangular elements. Numerical Analysis Report 3/85
  • Ph.D. Thesis,
  • 1985
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