Results 101 to 110 of about 3,001,317 (197)

Bi-Univalent Functions of Complex Order Defined by Hohlov Operator Associated with $(\mathcal {P,Q})-$Lucas Polynomial [PDF]

open access: yesSahand Communications in Mathematical Analysis
On this study, two new subclasses of the function class $\Xi$ of bi-univalent functions of complex order defined in the open unit disc are introduced and investigated.
Elumalai Muthaiyan
doaj   +1 more source

A Unified Exact BER Performance Analysis of Asynchronous DS-CDMA Systems Using BPSK Modulation over Fading Channels

open access: yes, 2007
—An asynchronous binary DS-CDMA system using random spreading sequences is considered when communicating over various fading channels. New closed-form expressions are derived for the conditional Characteristic Function (CF) of the multiple access ...
Liu, Xiang, Hanzo, Lajos
core   +1 more source

Geometric admissibility of hypergeometric and integral operators for the synthesis of digital filters

open access: yesJournal of Nigerian Society of Physical Sciences
In this study, rigorous analytical criteria are developed to determine when the Gaussian hypergeometric function belongs to the Sakaguchi-type class P(delta, sigma,t).
R. Kamali, S. Prema
doaj   +1 more source

Inequalities for generalized hypergeometric functions [PDF]

open access: yes, 1972
It is shown that some well-known Padé approximations for a particular form of the Gaussian hypergeometric function and two of its confluent forms give upper and lower bounds for these functions under suitable restrictions on the parameters and variable ...
Luke, Yudell L
core   +1 more source

A Note on Convexity Properties for Gaussian Hypergeometric Function

open access: yesContemporary Mathematics
Gaussian hypergeometric function has been investigated in the context of geometric function theory regarding many aspects. Obtaining univalence conditions for this function is a line of research followed by many scholars. In the present study, methods specific to the differential superordination theory are used for obtaining properties of the Gaussian ...
Georgia Irina Oros, Ancuța Maria Rus
openaire   +1 more source

MATHIEU-TYPE SERIES BUILT BY (p, q)-EXTENDED GAUSSIAN HYPERGEOMETRIC FUNCTION

open access: yesBulletin of the Korean Mathematical Society, 2017
The main purpose of this paper is to present closed integral form expressions for the Mathieu-type $\boldsymbol a$-series and its associated alternating version whose terms contain a $(p, q)$-extended Gauss' hypergeometric function. Certain upper bounds for the two series are also given.
Choi, Junesang   +2 more
openaire   +4 more sources

Monotonicity properties of the Gaussian hypergeometric functions with applications

open access: yesJournal of Mathematical Inequalities
In this paper, the authors establish certain monotonicity properties of functions involving particular cases of Gaussian hypergeometric functions, which generalize known inequalities related to elliptic-type integrals and Grötzsch ring-type functions.
Ma, Xiao-Yan   +2 more
openaire   +1 more source

Hypergeometric-Gaussian modes

open access: yes, 2007
We studied a novel family of paraxial laser beams forming an overcomplete yet nonorthogonal set of modes. These modes have a singular phase profile and are eigenfunctions of the photon orbital angular momentum. The intensity profile is characterized by a
Zito, Gianluigi   +4 more
core   +2 more sources

Non-Gaussian integrals and general hypergeometric functions

open access: yes, 2020
By a non-Gaussian integral we mean integral of the product of an arbitrary function and exponent of a polynomial. We develop a theory of such integrals, which generalizes and simplifies the theory of general hypergeometric functions in the sense of I. M. Gelfand et al.
openaire   +2 more sources

Motivic coaction on generalized hypergeometric functions [PDF]

open access: yes
This thesis deals with the motivic coaction and single-valued map for hypergeometric functions. It is known that hypergeometric functions have series expansions whose coefficients can be expressed in terms of multiple zeta values and multiple ...
Kamlesh, Deepak
core   +1 more source

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