Results 31 to 40 of about 10,211,419 (281)

Survey on p-adic meromorphic functions sharing five small ones on a work by Ta Thi Hoai An and Nguyen Viet Phuong, with some additional properties

open access: yesMathematics Open, 2022
Let [Formula: see text] be a complete ultrametric algebraically closed field of characteristic 0, let D be the open disk [Formula: see text] and let [Formula: see text].
Alain Escassut
doaj   +1 more source

Difference analogue of the Lemma on the Logarithmic Derivative with applications to difference equations [PDF]

open access: yes, 2005
The Lemma on the Logarithmic Derivative of a meromorphic function has many applications in the study of meromorphic functions and ordinary differential equations.
Halburd, R. G., Korhonen, R. J.
core   +3 more sources

On a Certain Subclass of Meromorphic Functions Defined by a New Linear Differential Operator

open access: yesJournal of Mathematical and Fundamental Sciences, 2017
In this article, a new linear differential operator I^k (L_s^a (a_l,b_m )f(z)) is defined by using the Hadamard product of the q-hypergeometric function and a function related to the Hurwitz-Lerch zeta function. By using this linear differential operator,
Khalid Challab   +2 more
doaj   +1 more source

Hayman's classical conjecture on some nonlinear second order algebraic ODEs [PDF]

open access: yes, 2015
In this paper, we study the growth, in terms of the Nevanlinna characteristic function, of meromorphic solutions of three types of second order nonlinear algebraic ordinary differential equations.
Conte, Robert   +2 more
core   +2 more sources

On Some Classes with Norms of Meromorphic Function Spaces Defined by General Spherical Derivatives

open access: yesJournal of Mathematics, 2021
The main concerned target of this article is to define and study some concerned classes of meromorphic function spaces using the general spherical derivatives.
A. El-Sayed Ahmed, S. Attia Ahmed
doaj   +1 more source

Hausdorff dimension of escaping sets of meromorphic functions

open access: yes, 2020
We give a complete description of the possible Hausdorff dimensions of escaping sets for meromorphic functions with a finite number of singular values. More precisely, for any given $d\in [0,2]$ we show that there exists such a meromorphic function for ...
Aspenberg, Magnus, Cui, Weiwei
core   +2 more sources

The Univalent Function Created by the Meromorphic Functions Where Defined on the Period Lattice

open access: yesCommunications in Advanced Mathematical Sciences, 2019
The function $ \xi(z)$ is obtained from the logarithmic derivative function  $\sigma(z)$. The elliptic function $ \wp(z) $ is also derived from the $ \xi(z) $ function.
Hasan Sahin, İsmet Yıldız
doaj   +1 more source

Zeros of the derivative of a p-adic meromorphic function and applications

open access: yes, 2012
Let K be a complete algebraically closed field of characteristic 0 and let f be a transcendental meromorphic function in K . A conjecture suggests that f ′ takes every values infinitely many times, what was proved when f has finitely many multiple poles.
K. Boussaf, A. Escassut, J. Ojeda
semanticscholar   +1 more source

Iteration of meromorphic functions [PDF]

open access: yesBulletin of the American Mathematical Society, 1993
This paper attempts to describe some of the results obtained in the iteration theory of transcendental meromorphic functions, not excluding the case of entire functions. The reader is not expected to be familiar with the iteration theory of rational functions.
openaire   +4 more sources

Uniqueness and value distribution for difference operators of meromorphic function

open access: yes, 2012
We investigate the value distribution of difference operator for meromorphic functions. In addition, we study the sharing value problems related to a meromorphic function f (z) and its shift f (z + c).
X. Qi, Jia Dou, Lian-Zhong Yang
semanticscholar   +1 more source

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