Results 21 to 30 of about 1,307,940 (306)

Degree of approximation of the conjugate of signals (functions) belonging to Lip(α,r)-class by (C,1)(E,q) means of conjugate trigonometric Fourier series

open access: yesJournal of Inequalities and Applications, 2012
In this paper, we determine the degree of approximation of the conjugate of 2π-periodic signals (functions) belonging to Lip(α,r ...
S. Sonker, Uaday Singh
semanticscholar   +1 more source

On certain Baskakov-Durrmeyer type operators [PDF]

open access: yesSurveys in Mathematics and its Applications, 2010
This paper is a study of the degree of approximation by the linear combinations of the derivatives of certain Durrmeyer type integral modification of the Baskakov operators in terms of the higher order modulus of smoothness.
Asha Ram Gairola
doaj  

The approximation of bivariate Chlodowsky-Szász-Kantorovich-Charlier-type operators

open access: yesJournal of Inequalities and Applications, 2017
In this paper, we introduce a bivariate Kantorovich variant of combination of Szász and Chlodowsky operators based on Charlier polynomials. Then, we study local approximation properties for these operators.
Purshottam Narain Agrawal   +2 more
doaj   +1 more source

Approximation of functions by (C,2)(E,1) product summability method of Fourier series

open access: yesRatio Mathematica, 2020
Various investigators such as Leindler [10], Chandra [1], Mishra et al. [7], Khan [11], Kushwaha [6] have determined the degree of approximation of  2 pai-periodic functions belonging to generalized Lipschitz class of functions through trigonometric ...
Jitendra Kumar Kushwaha
doaj   +1 more source

Diophantine Approximation in Prescribed Degree [PDF]

open access: yesMoscow Mathematical Journal, 2018
25 ...
openaire   +2 more sources

Approximation of signals (functions) belonging to certain Lipschitz classes by almost Riesz means of its Fourier series

open access: yesJournal of Inequalities and Applications, 2016
To start with, signals are dealt with as functions of one variable and images are shown by elements of two variables. The investigation of these ideas is directly related to the transpiring area of information technology.
Deepmala, Laurian-Ioan Piscoran
doaj   +1 more source

Near-linear Time Algorithm for Approximate Minimum Degree Spanning Trees

open access: yes, 2020
Given a graph $G = (V, E)$, we wish to compute a spanning tree whose maximum vertex degree, i.e. tree degree, is as small as possible. Computing the exact optimal solution is known to be NP-hard, since it generalizes the Hamiltonian path problem. For the
G Yao   +6 more
core   +1 more source

Optimal Constant-Time Approximation Algorithms and (Unconditional) Inapproximability Results for Every Bounded-Degree CSP [PDF]

open access: yes, 2010
Raghavendra (STOC 2008) gave an elegant and surprising result: if Khot's Unique Games Conjecture (STOC 2002) is true, then for every constraint satisfaction problem (CSP), the best approximation ratio is attained by a certain simple semidefinite ...
Yoshida, Yuichi
core   +1 more source

Asymptotic behavior of solutions to difference equations in Banach spaces

open access: yesElectronic Journal of Qualitative Theory of Differential Equations, 2021
We investigate the asymptotic properties of solutions to higher order nonlinear difference equations in Banach spaces. We introduce a new technique based on a vector version of discrete L'Hospital's rule, remainder operator, and the regional topology on ...
Janusz Migda
doaj   +1 more source

The geodesic approximation for lump dynamics and coercivity of the Hessian for harmonic maps [PDF]

open access: yes, 2003
The most fruitful approach to studying low energy soliton dynamics in field theories of Bogomol'nyi type is the geodesic approximation of Manton.
Adams D.   +17 more
core   +2 more sources

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