Browsing by Subject "saddle point"

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  • Serkov, D.A.; Серков, Д.А. (Издательский центр ЮУрГУ, 2016)
    For a given set and a given (generally speaking, multivalued) mapping of this set into itself, we study the problem on the existence of fixed points of this mapping, i.e., of points contained in their images. We assume ...