Results 21 to 30 of about 2,838,771 (87)

Subclasses of analytic functions of complex order defined by q-derivative operator

open access: yes, 2019
Using the q-derivative operator in conjunction with the principle of subordination between analytic functions, we introduce two subclasses of analytic functions in the open unit disk U.
SRIVASTAVA, Rekha, ZAYED, Hanaa M.
core   +1 more source

Geometric properties of normalized imaginary error function

open access: yes, 2022
The error function takes place in a wide range in the fields of mathematics, mathematical physics and natural sciences. The aim of the current paper is to investigate certain properties such as univalence and close-to-convexity of normalized imaginary ...
ANALOUEI ADEGANI, Ebrahim   +3 more
core   +1 more source

Writing in Secondary Academic Partners [PDF]

open access: yes, 2023
Writing in Secondary (WiS) Academic Partners is a partnership between the New South Wales Department of Education and the Centre for Educational Research, School of Education, Western Sydney University (WSU).
Jacobs, Rachael (R18862)   +5 more
core   +1 more source

Initial Coefficient Estimates for Bi‐Univalent Functions Related to Generalized Telephone Numbers

open access: yesJournal of Mathematics, Volume 2024, Issue 1, 2024.
This study defines three novel classes of bi‐univalent functions connected to generalized telephone numbers for the first time. We produced assessments about the Taylor–Maclaurin coefficients |a2| and |a3| and Fekete–Szegö functional problems for functions involving these novel subclasses for functions in every one regarding these three bi‐univalent ...
Gangadharan Murugusundaramoorthy   +5 more
wiley   +1 more source

On generalized close-to-convexity related with strongly Janowski functions

open access: yes, 2023
Janowski functions of strongly type are used to define certain classes of analytic functions which generalize the concept of close-to-convexity and bounded boundary rotation.
SHAH, Shujaat Ali, NOOR, Khalida Inayat
core   +1 more source

On Littlewood's Constants [PDF]

open access: yes, 2017
In two papers, Littlewood studied seemingly unrelated constants: (i) the best α such that for any polynomial f, of degree n, the areal integral of its spherical derivative is at most ·nα, and (ii) the extremal growth rate rβ of the length of Green's ...
Beliaev, D., Smirnov, S.
core  

On the order of convolution consistence of certain classes of harmonic functions with varying arguments

open access: yes, 2023
Making use of a modified Hadamard product or convolution of harmonic functions with varying arguments, combined with an integral operator, we study when these functions belong to a given class. Following an idea of U. Bednarz and J.
SĂLĂGEAN, Grigore Ștefan   +1 more
core   +1 more source

Pascu-type p-valent functions associated with the convolution structure [PDF]

open access: yes, 2015
Making use of convolution structure, we introduce a new class of pvalent functions. Among the results presented in this paper include the coecient bounds, distortion inequalities, extreme points and integral means inequalities for this generalized class ...
SÜMER EKER, Sevtap, ÖNER, Birgül
core  

Some properties of a class of holomorphic functions associated with tangent function

open access: yesDemonstratio Mathematica
In this study, we define new class of holomorphic functions associated with tangent function. Furthermore, we examine the differential subordination implementation results related to Janowski and tangent functions. Also, we investigate some extreme point
Khan Muhammad Ghaffar   +5 more
doaj   +1 more source

Bi- Starlike function of complex order involving Rabotnov function subordinated to Lucas Balancing polynomial

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica
Considering the interesting results obtained recently by studying Rabotnov function, in this paper using the normalized Rabotnov function and the concept of subordination related with the Lucas Balancing polynomial, we defined two new subclasses of the ...
Vijaya K.   +3 more
doaj   +1 more source

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