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Direct and inverse error estimates for finite elements with mesh refinements. (English) Zbl 0423.65057


MSC:

65N30 Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs
65N15 Error bounds for boundary value problems involving PDEs
35J25 Boundary value problems for second-order elliptic equations

References:

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[3] Babuška, I., Rosenzweig, M.R.: A finite element scheme for domains with corners. Numer. Math.20, 1–21 (1972) · Zbl 0252.65084 · doi:10.1007/BF01436639
[4] Bergh, J., Löfstrom, J.: Interpolation Spaces. Berlin, Heidelberg, New York: Springer: 1976
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[7] Grisvard, P.: Behavior of the solutions of an elliptic boundary value problem in a polygonal or polyhedral domain. In: Numerical Solution of Partial Differential Equation–III, Hubbard, B. ed pp. 207–274. New York: Academic Press 1976 · Zbl 0361.35022
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[10] Raugel, G.: Résolution numérique de problemes elliptiques dans des domains avec coins. Thesis, University of Rennes, 1978
[11] Schatz, A., Wahlbin, L.: Maximum norm estimates in the finite element method on plane polygonal domains, Part 1. Math of Comp.32, 73–109 (1978) · Zbl 0382.65058
[12] Schatz, A., Wahlbin, L.: Maximum norm estimates in the finite element method on plane polygonal domains, Part II. Math. Comput.33, 465–492 (1979) · Zbl 0417.65053
[13] Stein, E.: Singular integrals and differentiability properties of functions. Princeton: Princeton University Press, 1970 · Zbl 0207.13501
[14] Wait, R., Mitchell, A.R.: Corner singularities in elliptic problems by finite element methods. J. Comp. Physics8, 45–52 (1971) · Zbl 0224.65030 · doi:10.1016/0021-9991(71)90033-7
[15] Whiteman, J.R., Barnhill, R.L.: Finite element methods for elliptic boundary value problems. Proc. Equadiff 3, Czechoslovak Conf. on Diff. Eqns., Brno, Czechoslovakia · Zbl 0284.65087
[16] Widlund, O.: On best error bounds for approximation by piecewise polynomial functions. Numer. Math.27, 327–338 (1977) · Zbl 0331.41010 · doi:10.1007/BF01396181
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