Results 61 to 70 of about 686,674 (292)

Conditions for Carathéodory Functions

open access: yesJournal of Inequalities and Applications, 2009
The purpose of the present paper is to derive some sufficient conditions for Carathéodory functions in the open unit disk. Our results include several interesting corollaries as special cases.
In Hwa Kim, Nak Eun Cho
doaj   +2 more sources

The Univalence Conditions of Some Integral Operators

open access: yesAbstract and Applied Analysis, 2012
We introduce new integral operators of analytic functions f and g defined in the open unit disk U. For these operators, we discuss some univalence conditions.
Laura Stanciu
doaj   +1 more source

Estimate for initial Maclaurin coefficients of bi-univalent functions for a class defined by fractional derivatives

open access: yesJournal of the Egyptian Mathematical Society, 2012
Estimates for second and third Maclaurin coefficients of certain bi-univalent functions in the open unit disk defined by convolution are determined. Certain special cases are also indicated.
S.P. Goyal, Pranay Goswami
doaj   +1 more source

New classes of spaceable sets of analytic functions on the open unit disk [PDF]

open access: yesarXiv, 2020
In this paper we study an algebraic and topological structure inside the following sets of special functions: Bloch functions defined on the open unit disk that are unbounded and analytic functions of bounded type defined a Banach algebra E into E, which are not Lorch-analytic.
arxiv  

Numerical computation of the number of zeros of real polynomials in the open unit disk using a Chebyshev polynomials representation

open access: yesApplied Mathematics Letters, 2011
AbstractWe present a general and efficient numerical method with low computational complexity for computing the number of zeros of a real polynomial in the unit disk.
Bernard Gleyse, A. Larabi
openaire   +2 more sources

A Case‐Based Reasoning Approach to Model Manufacturing Constraints for Impact Extrusion

open access: yesAdvanced Engineering Materials, EarlyView.
A hybrid modeling approach is presented that combines constraint‐based process modeling and case‐based reasoning. The model formalizes manufacturing constraints and integrates simulation data to model complex manufacturing processes. The approach supports manufacturability analysis during product design through an adaptive modeling environment.
Kevin Herrmann   +5 more
wiley   +1 more source

Starlikeness and Convexity of Generalized Struve Functions

open access: yesAbstract and Applied Analysis, 2013
We give sufficient conditions for the parameters of the normalized form of the generalized Struve functions to be convex and starlike in the open unit disk.
Nihat Yagmur, Halit Orhan
doaj   +1 more source

Properties and Applications of Complex Fractal–Fractional Operators in the Open Unit Disk

open access: yesFractal and Fractional
A fractal–fractional calculus is presented in term of a generalized gamma function (ℓ−gamma function: Γℓ(.)). The suggested operators are given in the symmetric complex domain (the open unit disk). A novel arrangement of the operators shows the normalization associated with every operator.
Adel A. Attiya   +3 more
openaire   +2 more sources

Ultra‐Shallow Flat Heat Waves on Low Thermal Conductivity Flexible Polyimide Substrate for Millisecond Thermal Analysis of Materials and Bioelectronic Applications

open access: yesAdvanced Engineering Materials, EarlyView.
An electronic system is presented consisting of a silver thin‐film electrode on a polyimide substrate working both as a heating element and a resistive temperature sensor, generating millisecond heat pulses with very fast heating and cooling rates and a flat peak temperature with a tunable duration.
Bahman K. Boroujeni   +5 more
wiley   +1 more source

On An Integral Operator

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2014
In this paper we define a general integral operator for analytic functions in the open unit disk and we determine some conditions for univalence of this integral operator.
Pescar Virgil, Breaz Daniel
doaj   +1 more source

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