A dual generalization of convex functions
As it is well known, the convexity property of a function may be described by the quasiconvexity property of all "the dual perturbations" of this function. If we consider the "dual perturbation" only in a subset \(M\subset X^{\ast}\) we obtain a general class of functions called...
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Format: | Article |
Language: | English |
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Publishing House of the Romanian Academy
2007-02-01
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Series: | Journal of Numerical Analysis and Approximation Theory |
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Online Access: | https://www.ictp.acad.ro/jnaat/journal/article/view/853 |