Results 1 to 10 of about 1,628,973 (292)

Conic regions and k -uniform convexity

open access: yesJournal of Computational and Applied Mathematics, 1999
Let \(f(z)=z+a_2z^2+\dots\) be analytic and univalent in the unit disk \(D\). A function \(f\) is said to be \(k\)-uniformly convex in \(U\) if the image of every circular arc \(\gamma\), \(\gamma\subset D\) with its center at \(a\), \(|a|\leq k\), \(0\leq ...
S. Kanas, A. Wiśniowska
semanticscholar   +2 more sources

Modular uniform convexity structures and applications to boundary value problems with non-standard growth [PDF]

open access: yesJournal of Mathematical Analysis and Applications, 2023
We establish the existence and uniqueness of the solution to the Dirichlet problem for the variable exponent $p$-Laplacian on a bounded, smooth domain $\Omega \subset {\mathbb R}^n$, where the boundary datum belongs to $W^{1,p}(\Omega)$.
M. Khamsi, O. Méndez
semanticscholar   +1 more source

Strict Convexity and Uniform Convexity in Linear 2-normed Spaces

open access: yesJournal of Harbin University of Science and Technology, 2021
Linear 2-normed space is a generalization of linear normed space, which defines a more extensive norm. In this paper, we get contraction mapping theorem in linear 2-normed space holds, and the set of fixed points for nonexpansive mapping is convex when ...
LI Shan-shan, CUI Yun-an
doaj   +1 more source

Uniform Convexity in Variable Exponent Sobolev Spaces

open access: yesSymmetry, 2023
We prove the modular convexity of the mixed norm Lp(ℓ2) on the Sobolev space W1,p(Ω) in a domain Ω⊂Rn under the sole assumption that the exponent p(x) is bounded away from 1, i.e., we include the case supx∈Ωp(x)=∞.
M. Bachar, M. Khamsi, O. Méndez
semanticscholar   +1 more source

Certain Geometric Properties of the Canonical Weierstrass Product of an Entire Function Associated with Conic Domains

open access: yesJournal of Function Spaces, 2022
In this paper, we determine the radius of λ-uniform convexity, λ-starlikeness, and α-convexity of order δ for the Weierstrass canonical product of an entire function as a root having smallest modulus and argument ϕ of a functional equation.
K. A. Selvakumaran   +3 more
doaj   +1 more source

Some Aspects of Geometric Constants in Modular Spaces

open access: yesEuropean Journal of Mathematical Analysis, 2021
In this paper, we generalize the typical geometric constants of Banach spaces to modular spaces. We study the equivalence between the convexity of modular and normed spaces, and obtain the relationship between ρ-Neumann-Jordan constant and ρ-James ...
Zhijian Yang   +3 more
doaj   +1 more source

Certain Geometric Properties of the Fox–Wright Functions

open access: yesAxioms, 2022
The primary objective of this study is to establish necessary conditions so that the normalized Fox–Wright functions possess certain geometric properties, such as convexity and pre-starlikeness.
Anish Kumar   +2 more
doaj   +1 more source

Geometric Properties and Hardy Spaces of Rabotnov Fractional Exponential Functions

open access: yesFractal and Fractional, 2023
The aim of this study is to investigate a certain sufficiency criterion for uniform convexity, strong starlikeness, and strong convexity of Rabtonov fractional exponential functions. We also study the starlikeness and convexity of order γ.
Mohsan Raza   +5 more
doaj   +1 more source

Modular Uniform Convexity in Every Direction in Lp(·) and Its Applications

open access: yesMathematics, 2020
We prove that the Lebesgue space of variable exponent L p ( · ) ( Ω ) is modularly uniformly convex in every direction provided the exponent p is finite a.e. and different from 1 a.e.
Mostafa Bachar, Osvaldo Méndez
doaj   +1 more source

Geodesic stability, the space of rays and uniform convexity in Mabuchi geometry [PDF]

open access: yes, 2018
We establish the essentially optimal form of Donaldson's geodesic stability conjecture regarding existence of constant scalar curvature K\"ahler metrics.
Tam'as Darvas, Chinh H. Lu
semanticscholar   +1 more source

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