Geodesic
Extrapolation Techniques for Reducing the Pollution Effect of Reentrant Corners in the Finite Element Method.
Numerische Mathematik, Tome 52 (1987) no. 5, pp. 539-564.

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Mots-clés : Rayleigh-Ritz and Galerkin methods, Laplace equation, numerical examples, asymptotic error representation, Finite element, reentrant corners, extrapolation, singularities 
@article{NUMA_1987__52_5_133252,
     author = {R. Rannacher and H. Blum},
     title = {Extrapolation {Techniques} for {Reducing} the {Pollution} {Effect} of {Reentrant} {Corners} in the {Finite} {Element} {Method.}},
     journal = {Numerische Mathematik},
     pages = {539--564},
     publisher = {mathdoc},
     volume = {52},
     number = {5},
     year = {1987},
     zbl = {0649.65060},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1987__52_5_133252/}
}
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R. Rannacher; H. Blum. Extrapolation Techniques for Reducing the Pollution Effect of Reentrant Corners in the Finite Element Method.. Numerische Mathematik, Tome 52 (1987) no. 5, pp. 539-564. http://geodesic.mathdoc.fr/item/NUMA_1987__52_5_133252/