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165. Fan-hemicontinuity for the gradient of the norm in several reflexive Banach spaces

Invited abstract in session WB-43: Recent advances on Variational Inequalities and Equilibrium Problems I, stream Variational Inequalities and Equilibrium Problems: From Theoretical Advances to Real World Applications.

Wednesday, 10:30-12:00
Room: 99 (building: 306)

Authors (first author is the speaker)

1. Marcel Bogdan
Department of Industrial Engineering and Management, George Emil Palade University of Medicine, Phaamacy, Science, and Technology of Targu Mures

Abstract

The present study approaches variational inequalities governed by the perturbed operator generated by the energy of the mathematical pendulum. It was proved recently Fan-hemicontinuity for the gradient of the norm defined on its scalarly-positive, closed convex subdomain of a Hilbert space. The aim of the present study is to establish whether or not the positive result obtained for Fan-hemicontinuity can be extended to an arbitrary reflexive Banach space. In this matter it is natural to consider the duality map and its topological properties. Based on weak-weak sequential continuity of the generalized duality map, the property above holds on the discrete spaces of sequences with power p summable and does not hold on the Lebsegue spaces of functions with power p integrable, (p not equal to 2), thus restricting the space setting where weak compactness results are applicable.

Keywords

Status: accepted


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