Vector variational principle (Q1047904)

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Vector variational principle
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    Vector variational principle (English)
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    8 January 2010
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    A version of Ekeland's variational principle in the framework of vector-valued monotonically semi-continuous mappings is proven. The proof combines topological and set-theoretic arguments. The main application concerns the notion of \(\varepsilon\)-approximate solution.
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    vector variational principle
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    countably orderable sets
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    Németh approximate solutions
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    Ekeland's variational principle
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