Results 11 to 20 of about 756 (159)

The Approximation Szász-Chlodowsky Type Operators Involving Gould-Hopper Type Polynomials [PDF]

open access: yesAbstract and Applied Analysis, 2017
We introduce the Szász and Chlodowsky operators based on Gould-Hopper polynomials and study the statistical convergence of these operators in a weighted space of functions on a positive semiaxis.
Behar Baxhaku, Artan Berisha
doaj   +3 more sources

Curves defined by a class of discrete operators: Approximation result and applications [PDF]

open access: yesMathematical Methods in the Applied Sciences, Volume 48, Issue 2, Page 2388-2403, 30 January 2025.
In approximation theory, classical discrete operators, like generalized sampling, Szász‐Mirak'jan, Baskakov, and Bernstein operators, have been extensively studied for scalar functions. In this paper, we look at the approximation of curves by a class of discrete operators, and we exhibit graphical examples concerning several cases. The topic has useful
Rosario Corso, Gabriele Gucciardi
wiley   +5 more sources

A note on the Fourier transform in Hölder spaces [PDF]

open access: yes, 2016
En este artículo, se estudia la acotación de la transformada periódica de Fourier desde espacios de Lebesgue a Espacios Hölder. Par- ticularmente, se generaliza un resultado clásico de Bernstein.
Cardona Sanchez, Duvan
core   +2 more sources

\emph{Ab initio} theory of $\text{N}_{2}\text{V}$ defect as quantum memory in diamond [PDF]

open access: yes, 2017
$\text{N}_{2}\text{V}$ defect in diamond is characterized by means of \emph{ab initio} methods relying on density functional theory calculated parameters of a Hubbard model Hamiltonian.
Gali, Adam   +3 more
core   +3 more sources

Dunkl generalization of q-Szász-Mirakjan Kantorovich operators which preserve some test functions

open access: yesJournal of Inequalities and Applications, 2016
In this paper we introduce q-Szász-Mirakjan-Kantorovich operators generated by a Dunkl generalization of the exponential function and we propose two different modifications of the q-Szász-Mirakjan-Kantorovich operators which preserve some test functions.
Mohammad Mursaleen   +2 more
doaj   +1 more source

On the recurrence set of planar Markov Random Walks [PDF]

open access: yes, 2012
In this paper, we investigate the properties of recurrent planar Markov random walks. More precisely, we study the set of recurrent points with the use of local limit theorems.
Françoise Pène   +3 more
core   +4 more sources

Boundedness of a Kantorovich type of the Szász-Mirakjan Operator [PDF]

open access: yesITM Web of Conferences
Let Bn f represent the n-th Bernstein polynomial for f for each n ϵ ℕ and f ϵ C ([0, 1]) . Then for any f ϵ C ([0, 1]), the sequence {Bn f} converges uniformly to f.
Neswan Oki   +3 more
doaj   +1 more source

All-optical hyperpolarization of electron and nuclear spins in diamond [PDF]

open access: yes, 2017
Low thermal polarization of nuclear spins is a primary sensitivity limitation for nuclear magnetic resonance. Here we demonstrate optically pumped (microwave-free) nuclear spin polarization of $^{13}\mathrm{C}$ and $^{15}\mathrm{N}$ in $^{15}\mathrm{N ...
Breeze, Ben G.   +7 more
core   +4 more sources

A note on the convergence of Phillips operators by the sequence of functions via q-calculus

open access: yesDemonstratio Mathematica, 2022
The basic aim of this study is to include nonnegative real parameters to allow for approximation findings of the Stancu variant of Phillips operators.
Kiliçman Adem   +2 more
doaj   +1 more source

On -analogue of two parametric Stancu-Beta operators [PDF]

open access: yes, 2007
Our purpose is to introduce a two-parametric ( p , q ) $(p, q)$ -analogue of the Stancu-Beta operators. We study approximating properties of these operators using the Korovkin approximation theorem and also study a direct theorem.
Abdizhahan M Sarsenbi   +2 more
core   +2 more sources

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