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Generalized convexity: CP3 and boundaries of convex sets [PDF]

open access: yesPattern Recognition, 1995
Abstract A set S is convex if for every pair of points P , Q ϵ S , the line segment PQ is contained in S . This definition can be generalized in various ways. One class of generalizations makes use of k -tuples, rather than pairs, of points—for example, Valentine's property P 3 : For every triple of points P , Q , R of S , at least ...
Longin Jan Latecki   +2 more
openaire   +1 more source

Optimality Conditions and Duality in Nonsmooth Multiobjective Programs

open access: yesJournal of Inequalities and Applications, 2010
We study nonsmooth multiobjective programming problems involving locally Lipschitz functions and support functions. Two types of Karush-Kuhn-Tucker optimality conditions with support functions are introduced.
Do Sang Kim, Hyo Jung Lee
doaj   +2 more sources

On Semi-(B,G)-Preinvex Functions

open access: yesAbstract and Applied Analysis, 2012
We firstly construct a concrete semi-invex set which is not invex. Basing on concept of semi-invex set, we introduce some kinds of generalized convex functions, which include semi-(B,G)-preinvex functions, strictly semi-(B,G)-preinvex functions and ...
Xiaoling Liu, D. H. Yuan
doaj   +1 more source

The Schur-Convexity of the Generalized Muirhead-Heronian Means

open access: yesAbstract and Applied Analysis, 2014
We give a unified generalization of the generalized Muirhead means and the generalized Heronian means involving three parameters. The Schur-convexity of the generalized Muirhead-Heronian means is investigated.
Yong-Ping Deng   +3 more
doaj   +1 more source

Convex generalized flows

open access: yesDiscrete Applied Mathematics, 2015
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Michael Holzhauser   +2 more
openaire   +1 more source

An analytical investigation of uniformly star like class of functions via gener-alized koebe function

open access: yesWasit Journal for Pure Sciences, 2023
Recently, several of the generalizations Koebe function are introduced and investigated. In this study, a linear complex operator is investigated in terms of the generalized Koebe function and Wright function.
Anwar H. Moureh, Hiba F. Al-Janaby
doaj   +3 more sources

Schur m-power convexity of generalized geometric Bonferroni mean involving three parameters

open access: yesJournal of Inequalities and Applications, 2019
In this paper, we study the Schur m-power convexity of the generalized geometric Bonferroni mean involving three parameters. Our result provides a unified generalization to the work that was done recently by Shi and Wu concerning the Schur convexity of ...
Shan-He Wu, Yu-Ming Chu
doaj   +1 more source

Generalized Levinson's inequality and exponential convexity [PDF]

open access: yesOpuscula Mathematica, 2015
We give a probabilistic version of Levinson's inequality under Mercer's assumption of equal variances for the family of 3-convex functions at a point.
Josip Pečarić   +2 more
doaj   +1 more source

A Generalization of the Convex Kakeya Problem [PDF]

open access: yesAlgorithmica, 2012
Given a set of line segments in the plane, not necessarily finite, what is a convex region of smallest area that contains a translate of each input segment? This question can be seen as a generalization of Kakeya's problem of finding a convex region of smallest area such that a needle can be rotated through 360 degrees within this region.
Hee-Kap Ahn   +5 more
openaire   +3 more sources

Certain Geometric Properties of Generalized Dini Functions

open access: yesJournal of Function Spaces, 2018
We are mainly interested in some geometric properties for the combinations of generalized Bessel functions of the first kind and their derivatives known as Dini functions.
Muhey U. Din   +3 more
doaj   +1 more source

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