IMA Journal of Mathematical Control and Information Advance Access originally published online on March 10, 2007
IMA Journal of Mathematical Control and Information 2008 25(1):37-48; doi:10.1093/imamci/dnm002
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Optimal control problems of parabolic equations with an infinite number of variables and with equality constraints

Department of Mathematics, Faculty of Science, Beni-Suef University, Beni-Suef, Egypt
Email: bahaa_gm{at}hotmail.com
Received on December 6, 2005; Accepted on December 7, 2006
Optimal control problems of systems governed by parabolic equations with an infinite number of variables and with additional equality constraints are considered. The extremum principle, as well as sufficient condition of optimality, is formulated for the Neumann problem by using certain extensions of Dubovitskii–Milyutin method.
Keywords: optimal control problems; parabolic equations with an infinite number of variables; equality constraints; Dubovitskii–Milyutin theorem; conical approximations; optimality conditions.