Results 21 to 30 of about 289,053 (270)

Proximity Operators of Discrete Information Divergences [PDF]

open access: yes, 2017
Information divergences allow one to assess how close two distributions are from each other. Among the large panel of available measures, a special attention has been paid to convex $\varphi$-divergences, such as Kullback-Leibler, Jeffreys-Kullback ...
Chierchia, Giovanni   +2 more
core   +3 more sources

Quasi-convex univalent functions

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1980
In this paper, a new class of normalized univalent functions is introduced. The properties of this class and its relationship with some other subclasses of univalent functions are studied. The functions in this class are close-to-convex.
K. Inayat Noor, D. K. Thomas
doaj   +1 more source

Data-Driven Chance Constrained Optimization under Wasserstein Ambiguity Sets [PDF]

open access: yes, 2018
We present a data-driven approach for distributionally robust chance constrained optimization problems (DRCCPs). We consider the case where the decision maker has access to a finite number of samples or realizations of the uncertainty.
Cherukuri, Ashish   +2 more
core   +2 more sources

Note on the zeros of functions with univalent derivatives

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1986
Let E denote the class of functions f(z) analytic in the unit disc D, normalized so that f(0)=0=f′(0)−1, such that each f(k)(z), k≥0 is univalent in D. In this paper we establish conditions for some functions to belong to class E.
Mohammad Salmassi
doaj   +1 more source

Close‐to‐convexity of normalized Dini functions [PDF]

open access: yesMathematische Nachrichten, 2016
In this paper necessary and sufficient conditions are deduced for the close‐to‐convexity of some special combinations of Bessel functions of the first kind and their derivatives by using a result of Shah and Trimble about transcendental entire functions with univalent derivatives and some newly discovered Mittag–Leffler expansions for Bessel functions ...
Baricz, Árpád   +2 more
openaire   +2 more sources

Coefficient Problems for Certain Close-to-Convex Functions

open access: yesBulletin of the Iranian Mathematical Society, 2023
In this paper, sharp bounds are established for the second Hankel determinant of logarithmic coefficients for normalised analytic functions satisfying certain differential inequality.
Mundalia, Mridula   +1 more
openaire   +3 more sources

Logarithmic Coefficients Inequality for the Family of Functions Convex in One Direction

open access: yesMathematics, 2023
The logarithmic coefficients play an important role for different estimates in the theory of univalent functions. Due to the significance of the recent studies about the logarithmic coefficients, the problem of obtaining the sharp bounds for the modulus ...
Ebrahim Analouei Adegani   +3 more
doaj   +1 more source

Fractional Differential Operator Based on Quantum Calculus and Bi-Close-to-Convex Functions

open access: yesMathematics
In this article, we first consider the fractional q-differential operator and the λ,q-fractional differintegral operator Dqλ:A→A. Using the λ,q-fractional differintegral operator, we define two new subclasses of analytic functions: the subclass S*q,β,λ ...
Zeya Jia   +5 more
doaj   +1 more source

On some geometric properties for the combination of generalized Lommel–Wright function

open access: yesJournal of Inequalities and Applications, 2021
The scope of our investigation is to study the geometric properties of the normalized form of the combination of generalized Lommel–Wright function J ν , λ μ , m $J_{\nu ,\lambda }^{\mu ,m}$ defined by J ν , λ μ , m ( z ) : = Γ m ( λ + 1 ) Γ ( λ + ν + 1 )
Hanaa M. Zayed, Teodor Bulboacă
doaj   +1 more source

On a Subclass of Close-to-Convex Functions [PDF]

open access: yesBulletin of the Iranian Mathematical Society, 2018
11 ...
Chung, Yao Liang   +2 more
openaire   +2 more sources

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