Results 1 to 10 of about 22,326 (184)

Companion to the Ostrowski–Grüss-Type Inequality of the Chebyshev Functional with an Application

open access: yesMathematics, 2022
Recently, there have been many proven results of the Ostrowski–Grüss-type inequality regarding the error bounds for the Chebyshev functional when the functions or their derivatives belong to Lp spaces.
Sanja Kovač, Ana Vukelić
doaj   +3 more sources

Certain Chebyshev-Type Inequalities Involving Fractional Conformable Integral Operators

open access: yesMathematics, 2019
Since an interesting functional by P.L. Chebyshev was presented in the year 1882, many results, which are called Chebyshev-type inequalities, have been established. Some of these inequalities were obtained by using fractional integral operators.
Gauhar Rahman   +4 more
doaj   +3 more sources

Modeling Belt-Servomechanism by Chebyshev Functional Recurrent Neuro-Fuzzy Network

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2008
A novel Chebyshev functional recurrent neuro-fuzzy (CFRNF) network is developed from a combination of the Takagi-Sugeno-Kang (TSK) fuzzy model and the Chebyshev recurrent neural network (CRNN).
Yuan-Ruey HUANG   +3 more
doaj   +3 more sources

Complex-Valued Pipelined Chebyshev Functional Link Recurrent Neural Network for Joint Compensation of Wideband Transmitter Distortions and Impairments

open access: yesIEEE Access, 2020
In this article, a novel digital predistortion (DPD) model based on complex-valued pipelined Chebyshev functional link recurrent neural network (CPCFLRNN) for joint compensation of wideband transmitter distortions and impairments is proposed.
Mingyu Li   +5 more
doaj   +3 more sources

A generalized Chebyshev operational method for Volterra integro-partial differential equations with weakly singular kernels [PDF]

open access: yesHeliyon
Volterra integro-partial differential equations with weakly singular kernels (VIPDEWSK) are utilized to model diverse physical phenomena. A matrix collocation method is proposed for determining the approximate solution of this functional equation ...
Khadijeh Sadri   +4 more
doaj   +2 more sources

Functional Tucker Approximation Using Chebyshev Interpolation [PDF]

open access: yesSIAM Journal on Scientific Computing, 2021
This work is concerned with approximating a trivariate function defined on a tensor-product domain via function evaluations. Combining tensorized Chebyshev interpolation with a Tucker decomposition of low multilinear rank yields function approximations that can be computed and stored very efficiently.
Sergey Dolgov   +2 more
openaire   +3 more sources

Chebyshev-Steffensen Inequality Involving the Inner Product

open access: yesMathematics, 2022
In this paper, we prove the Chebyshev-Steffensen inequality involving the inner product on the real m-space. Some upper bounds for the weighted Chebyshev-Steffensen functional, as well as the Jensen-Steffensen functional involving the inner product under
Milica Klaričić Bakula   +1 more
doaj   +1 more source

On Some Fractional Integral Inequalities Involving Caputo–Fabrizio Integral Operator

open access: yesAxioms, 2021
In this paper, we deal with the Caputo–Fabrizio fractional integral operator with a nonsingular kernel and establish some new integral inequalities for the Chebyshev functional in the case of synchronous function by employing the fractional integral ...
Vaijanath L. Chinchane   +3 more
doaj   +1 more source

Approximation of Analytic Functions by Chebyshev Functions [PDF]

open access: yesAbstract and Applied Analysis, 2011
We solve the inhomogeneous Chebyshev′s differential equation and apply this result for approximating analytic functions by the Chebyshev functions.
Soon-Mo Jung, Themistocles M. Rassias
openaire   +2 more sources

𝑞-CHEBYSHEV POLYNOMIALS AND THEIR 𝑞-CLASSICAL CHARACTERS

open access: yesПроблемы анализа, 2021
In this work, we give some properties of the 𝑞-Chebyshev polynomials through the Stieltjes function associated with their regular forms (linear functional). Some connection formulas are highlighted. The integral representation of those forms are given.
M. Mejri
doaj   +1 more source

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