Results 1 to 10 of about 6,730 (164)

Approximate Convexity for Set-Valued Maps [PDF]

open access: yesMathematics Interdisciplinary Research, 2023
‎In this paper‎, ‎we extend the notion of approximate convexity to set-valued maps and obtain some relations between approximate convexity and approximate monotonicity of their normal subdifferential‎.
Zohreh Kefayati, Morteza Oveisiha
doaj   +1 more source

Trajectory controllability of Clarke subdifferential type Hilfer fractional stochastic differential inclusion with non-instantaneous impulsive effects and deviated argument

open access: yesResults in Control and Optimization, 2023
This manuscript is devoted to analyse the solvability and trajectory controllability of Hilfer fractional non-instantaneous impulsive stochastic differential inclusion with Clarke subdifferential and deviated argument.
N. Durga, Muslim Malik
doaj   +1 more source

Optimality conditions and duality for multiobjective semi-infinite programming with data uncertainty via Mordukhovich subdifferential [PDF]

open access: yesYugoslav Journal of Operations Research, 2021
Based on the notation of Mordukhovich subdifferential in [27], we propose some of new concepts of convexity to establish optimality conditions for quasi ε−solutions for nonlinear semi-infinite optimization problems with data uncertainty in constraints ...
Pham Thanh-Hung
doaj   +1 more source

Generalized subdifferentials: a Baire categorical approach [PDF]

open access: yesTransactions of the American Mathematical Society, 2001
The authors provide a general method for the construction of pathological cases regarding the differentiability of Lipschitz functions. Already in 1931, Banach and Mazurkiewicz pointed out that almost every continuous real-valued function is nowhere differentiable. These results are extended in the paper showing that almost all Lipschitz functions have
Borwein, Jonathan M.   +2 more
openaire   +3 more sources

Generalized derivatives and optimization problems for n-dimensional fuzzy-number-valued functions

open access: yesOpen Mathematics, 2020
In this paper, we present the concepts of generalized derivative, directional generalized derivative, subdifferential and conjugate for n-dimensional fuzzy-number-valued functions and discuss the characterizations of generalized derivative and ...
Xie Ting, Gong Zengtai, Li Dapeng
doaj   +1 more source

Approximation and convergence analysis of optimal control for non-instantaneous impulsive fractional evolution hemivariational inequalities

open access: yesResults in Control and Optimization, 2022
In this work, a fractional evolution hemivariational inequalities driven by non-instantaneous impulses is studied. The solvability of the proposed system is obtained by fractional calculus, properties of generalized Clarke’s subdifferential and Dhage ...
N. Durga   +2 more
doaj   +1 more source

Generalized Subdifferentials of Spectral Functions over Euclidean Jordan Algebras [PDF]

open access: yesSIAM Journal on Optimization, 2020
This paper is devoted to the study of generalized subdifferentials of spectral functions over Euclidean Jordan algebras. Spectral functions appear often in optimization problems playing the role of "regularizer", "barrier", "penalty function" and many others.
Bruno F. Lourenço, Akiko Takeda
openaire   +3 more sources

Generalized subdifferentials of the sign change counting function [PDF]

open access: yesJournal of Global Optimization, 2015
15 pages, 7 figures, 16 ...
Fortin, Dominique, Tseveendorj, Ider
openaire   +3 more sources

Existence and controllability for stochastic evolution inclusions of Clarke's subdifferential type

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2015
In this paper, we investigate a class of stochastic evolution inclusions of Clarke's subdifferential type in Hilbert spaces. The existence of mild solutions and controllability results are given and proved by using stochastic analysis techniques ...
Yunxiang Li, Liang Lu
doaj   +1 more source

On Mond–Weir-Type Robust Duality for a Class of Uncertain Fractional Optimization Problems

open access: yesAxioms, 2023
This article is focused on the investigation of Mond–Weir-type robust duality for a class of semi-infinite multi-objective fractional optimization with uncertainty in the constraint functions.
Xiaole Guo
doaj   +1 more source

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