Results 11 to 20 of about 9,252,756 (359)

On Value Distribution of Difference Polynomials of Meromorphic Functions [PDF]

open access: goldAbstract and Applied Analysis, 2011
We study the value distribution of the difference counterpart Δf(z)−af(z)n of f′(z)−af(z)n and obtain an almost direct difference analogue of results of Hayman.
Zong-Xuan Chen
doaj   +2 more sources

Alternatives to polynomial trend-corrected differences-in-differences models [PDF]

open access: greenApplied Economics Letters, 2018
A common problem with differences-in-differences (DD) estimates is the failure of the parallel-trend assumption.
Vincent Vandenberghe
openalex   +6 more sources

The Zeros of Difference Polynomials of Meromorphic Functions

open access: yesAbstract and Applied Analysis, 2012
We investigate the value distributions of difference polynomials Δf(z)-af(z)n and f(z)nf(z+c) which related to two well-known differential polynomials, where f(z) is a meromorphic function.
Junfeng Xu, Xiaobin Zhang
doaj   +2 more sources

On differential-difference polynomials

open access: yesInternational Journal of Contemporary Mathematical Sciences, 2016
R. Dhar
semanticscholar   +2 more sources

A Review of q-Difference Equations for Al-Salam–Carlitz Polynomials and Applications to U(n + 1) Type Generating Functions and Ramanujan’s Integrals

open access: yesMathematics, 2023
In this review paper, our aim is to study the current research progress of q-difference equations for generalized Al-Salam–Carlitz polynomials related to theta functions and to give an extension of q-difference equations for q-exponential operators and q-
Jian Cao   +3 more
doaj   +1 more source

Results on difference polynomials of an entire function and its kth derivative shares a small function

open access: yesJournal of Physics: Conference Series, 2020
By using the notion of weakly weighted sharing and relaxed weighted sharing we investigate the value distribution problems when two difference polynomials of entire functions share a small function α 0(z).
V. Husna
semanticscholar   +1 more source

Discrete Hypergeometric Legendre Polynomials

open access: yesMathematics, 2021
A discrete analog of the Legendre polynomials defined by discrete hypergeometric series is investigated. The resulting polynomials have qualitatively similar properties to classical Legendre polynomials.
Tom Cuchta, Rebecca Luketic
doaj   +1 more source

On the generalized difference polynomials [PDF]

open access: yesPacific Journal of Mathematics, 1990
Factorization properties of a class of polynomials F in two indeterminates with the coefficients in an algebraically closed field are investigated. This class includes the generalized difference polynomials considered by \textit{L. A. Rubel} and \textit{S. S. Abhyankar} [J. Indian Math. Soc., New Ser. 43, 69-78 (1979; Zbl 0532.12021)] and by \textit{L.
Panaitopol, L., \cStefănescu, D.
openaire   +3 more sources

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