Eléments finis raffinés en élasticité bidimensionnelle

Approximation by finite element functions using local regularization

“…A is a closed bounded two-dimensional domain with polygonal boundary For spécifie examples see [2], [3], [4], [5], [6], [7]. we shall prove :…”

“…Using the notations and arguments of the proof of theorem 1, one remarks (see [6]) that for pro ving (3) it suffices to show that for Te D one has …”