Results 21 to 30 of about 5,423,601 (236)

An application of the generalized Bessel function [PDF]

open access: yesMathematica Bohemica, 2017
We introduce and study some new subclasses of starlike, convex and close-to-convex functions defined by the generalized Bessel operator. Inclusion relations are established and integral operator in these subclasses is discussed.
Hanan Darwish   +2 more
doaj   +1 more source

Convex approximations for complete integer recourse models [PDF]

open access: yes, 2002
We consider convex approximations of the expected value function of a two-stage integer recourse problem. The convex approximations are obtained by perturbing the distribution of the random right-hand side vector.
Vlerk, Maarten H. van der   +2 more
core   +2 more sources

Conditionally approximately convex functions

open access: yesDemonstratio Mathematica, 2016
Let X be a real normed space, V be a subset of X and α: [0, ∞) → [0, ∞] be a nondecreasing function. We say that a function f : V → [−∞, ∞] is conditionally α-convex if for each convex combination ∑i=0ntivi$\sum\nolimits_{i = 0}^n {t_i v_i }$ of ...
Najdecki Adam, Tabor Józef
doaj   +1 more source

New inequalities for F-convex functions pertaining generalized fractional integrals [PDF]

open access: yesMathematica Moravica, 2020
In this paper, the authors, utilizing F-convex functions which are defined by B. Samet, establish some new Hermite-Hadamard type inequalities via generalized fractional integrals.
Budak Hüseyın   +2 more
doaj   +1 more source

Uniformly starlike functions and uniformly convex functions related to the Pascal distribution [PDF]

open access: yesMathematica Bohemica, 2021
In this article, we aim to find sufficient conditions for a convolution of analytic univalent functions and the Pascal distribution series to belong to the families of uniformly starlike functions and uniformly convex functions in the open unit disk ...
Gangadharan Murugusundaramoorthy   +1 more
doaj   +1 more source

Some Estimates of k-Fractional Integrals for Various Kinds of Exponentially Convex Functions

open access: yesFractal and Fractional, 2023
In this paper, we aim to find unified estimates of fractional integrals involving Mittag–Leffler functions in kernels. The results obtained in terms of fractional integral inequalities are provided for various kinds of convex and related functions.
Yonghong Liu   +3 more
doaj   +1 more source

On α-convex functions of order β

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1997
In 1969 Mocanu [1] introduced and studied a new class of analytic functions consisting of α-convex functions. Many mathematicians have studied and shown the properties of this class.
Seiichi Fukui
doaj   +1 more source

Some Ostrowski’S Type Inequalities For Functions Whose Second Derivatives Are S-Convex In The Second Sense

open access: yesDemonstratio Mathematica, 2014
Some new inequalities of the Ostrowski type for twice differentiable mappings whose derivatives in absolute value are s-convex in the second sense are ...
Set Erhan   +2 more
doaj   +1 more source

A convex operator function

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1988
It is shown that inversion is a convex function on the set of strictly positive elements of a C*-algebra.
Derming Wang
doaj   +1 more source

Strongly Convex Functions of Higher Order Involving Bifunction

open access: yesMathematics, 2019
Some new concepts of the higher order strongly convex functions involving an arbitrary bifuction are considered in this paper. Some properties of the higher order strongly convex functions are investigated under suitable conditions.
Bandar B. Mohsen   +3 more
doaj   +1 more source

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