AVVISO DI
SEMINARIO
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Nei
giorni 14 e 15 giugno il Prof. Igor Konnov (Kazan University) terrą
2
seminari nella Sala Seminari del Dipartimento di Matematica Applicata
"U.
Dini" - Universitą di Pisa, via Bonanno 25/b, Pisa.
14 giugno ore
10:
Combined Relaxation Methods for Variational Inequalities with
Single-valued Mappings
ABSTRACT: Variational inequalities proved to be a
very useful and powerful tool for investigation and solution of many equilibrium
type problems in Economics, Engineering,Operations Research and Mathematical
Physics. The talk is devoted to a new general approach to constructing solution
methods for variational inequalities, which was called the combined relaxation
(CR) approach. This approach is based on combining, modifying and generalizing
ideas contained in various relaxation methods.
We describe the methods for
variational inequality problems with single-valued mappings.
15 giugno
ore 10:
Combined Relaxation Methods for Variational Inequalities with
Multi-valued Mappings
ABSTRACT: We intend to to describe combined
relaxation (CR) methods for variational inequality problems with multi-valued
mappings. The basic principles of the CR approach claim that an iteration of
most descent methods can serve as a basis for the auxiliary procedure with a
regular rule of determining a separating hyperplane and that
there are a
number of rules for choosing the parameters of both the levels. Following these
principles, we now indicate ways of creating various classes of CR methods. We
begin our considerations from the mixed variational inequalities which
constitute a significant subclass of these
problems.
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Mauro
Passacantando
Department of Applied Mathematics
Antonella
Giacomelli
Dipartimento di Matematica Applicata "U.Dini"
Via Bonanno
Pisano 25 B
56126 - Pisa
Tel.: 050 2219452
Fax: 050
2219450