Abstract
Gap functions have proved to be efficient tools to study single-valued variational inequalities. This approach allows us to reformulate the problem into an optimization problem.
New notions of gap functions are defined for set-valued variational inequalities. We prove finiteness and error bounds properties, i.e. upper estimates for the distance to the solution set of the variational inequality.
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Communicated by J.P. Crouzeix.
We would like to thank the two anonymous referees and Professor J.P. Crouzeix for their constructive suggestions which improved the presentation of the paper.
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Aussel, D., Dutta, J. On Gap Functions for Multivalued Stampacchia Variational Inequalities. J Optim Theory Appl 149, 513–527 (2011). https://doi.org/10.1007/s10957-011-9801-y
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DOI: https://doi.org/10.1007/s10957-011-9801-y