Sigma-subdifferential and its application to minimization problem
In this paper, we study σ -subdifferentials of σ -convex functions. Two equivalent conditions for σ -convexity are given. The formula for the σ -subdifferential of a sum of two functions is established. In terms of σ -subdifferential and Clarke’s normal cone, some Fermat’s rules for minimization pro...
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Veröffentlicht in: | Positivity : an international journal devoted to the theory and applications of positivity in analysis 2020-07, Vol.24 (3), p.539-551 |
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Hauptverfasser: | , |
Format: | Artikel |
Sprache: | eng |
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Online-Zugang: | Volltext |
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Zusammenfassung: | In this paper, we study
σ
-subdifferentials of
σ
-convex functions. Two equivalent conditions for
σ
-convexity are given. The formula for the
σ
-subdifferential of a sum of two functions is established. In terms of
σ
-subdifferential and Clarke’s normal cone, some Fermat’s rules for minimization problems are obtained. |
---|---|
ISSN: | 1385-1292 1572-9281 |
DOI: | 10.1007/s11117-019-00693-1 |