Journal of Inequalities and Applications
Volume 2006 (2006), Article ID 15704, 13 pages

L-error analysis for a system of quasivariational inequalities with noncoercive operators

Messaoud Boulbrachene1 and Samira Saadi2

1Department of Mathematics & Statistics, College of Science, Sultan Qaboos University, P.O. Box 36, Muscat 123, Oman
2Departement de Mathématiques, Faculté des Sciences, Université d'Annaba, BP 12, Annaba 23000, Algeria

Received 11 July 2005; Revised 14 November 2005; Accepted 18 December 2005

Copyright © 2006 Messaoud Boulbrachene and Samira Saadi. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


This paper deals with a system of elliptic quasivariational inequalities with noncoercive operators. Two different approaches are developed to prove L-error estimates of a continuous piecewise linear approximation.