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Local a posteriori error estimators for variational inequalities

1993; Wiley; Volume: 9; Issue: 1 Linguagem: Inglês

10.1002/num.1690090104

1098-2426

Mark Ainsworth, J. Tinsley Oden, C. Y. Lee,

Numerical methods in engineering

Abstract Local a posteriori error estimators for finite element approximation of variational inequalities are derived. These are shown to provide upper bounds on the discretization error. Numerical examples are given illustrating the theoretical results. © 1993 John Wiley & Sons, Inc.