The search for fixed points under perturbations

Arrigo Cellina; Caterina Sartori

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G. Alessandrini, R. Magnanini (1992)

Annali della Scuola Normale Superiore di Pisa - Classe di Scienze

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Degiovanni, M., Lancelotti, S. (1996)

Serdica Mathematical Journal

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* Supported by Ministero dell’Università e della Ricerca Scientifica e Tecnologica (40% – 1993). ** Supported by Ministero dell’Università e della Ricerca Scientifica e Tecnologica (40% – 1993). The perturbation of critical values for continuous functionals is studied. An application to eigenvalue problems for variational inequalities is provided.