Works matching Chebyshev approximation

Results: 1122

ЧЕБИШОВСЬКЕ НАБЛИЖЕННЯ СТЕПЕНЕМ ВІД РАЦІОНАЛЬНОГО ВИРАЗУ.

Published in:

Cybernetics & Systems Analysis / Kibernetiki i Sistemnyj Analiz, 2025, n. 3, p. 109

By:

МАЛАЧІВСЬКИЙ, П. С.;
МЕЛЬНИЧОК, Л. С.

Publication type:

Article

Downward Continuation of Potential Field Data Based on Chebyshev-Padé Approximation Function.

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Pure & Applied Geophysics, 2018, v. 175, n. 1, p. 275, doi. 10.1007/s00024-017-1680-1

By:

Zhou, Wenna;
Li, Jiyan;
Yuan, Yuan

Publication type:

Article

On the existence of nonlinear Padé-Chebyshev approximations for analytic functions.

Published in:

Mathematical Notes, 2009, v. 88, n. 1/2, p. 264, doi. 10.1134/S0001434609070281

By:

Suetin, S. P.

Publication type:

Article

On the existence of nonlinear Padé-Chebyshev approximations for analytic functions.

Published in:

Mathematical Notes, 2009, v. 86, n. 1/2, p. 264, doi. 10.1134/S0001434609070281

By:

Suetin, S. P.

Publication type:

Article

ЧЕБИШОВСЬКЕ НАБЛИЖЕННЯ ЛОГАРИФМОМ ВІД РАЦІОНАЛЬНОГО ВИРАЗУ.

Published in:

Cybernetics & Systems Analysis / Kibernetiki i Sistemnyj Analiz, 2025, n. 1, p. 94

By:

МАЛАЧІВСЬКИЙ, П. С.;
МЕЛЬНИЧОК, Л. С.

Publication type:

Article

Chebyshev approximation technique: analysis and applications.

Published in:

Journal of Supercomputing, 2024, v. 80, n. 15, p. 22155, doi. 10.1007/s11227-024-06196-5

By:

Nicolas, Elie;
Ayoubi, Rafic;
Berjaoui, Samir

Publication type:

Article

A Discrete Chebyshev Approximation Problem by Means of Several Polynomials.

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Optimization, 2003, v. 52, n. 1, p. 29, doi. 10.1080/0233193021000015569

By:

Demyanov, Alexei V.

Publication type:

Article

Chebyshev Approximation by Gompertz Function.

Published in:

Journal of Mathematical Sciences, 2025, v. 287, n. 2, p. 216, doi. 10.1007/s10958-025-07586-7

By:

Malachivskyy, P. S.;
Melnychok, L. S.;
Pizyur, Ya. V.

Publication type:

Article

Chebyshev approximation problem of multidimensional IIR digital filters in the frequency domain.

Published in:

Multidimensional Systems & Signal Processing, 2018, v. 29, n. 4, p. 1739, doi. 10.1007/s11045-017-0525-5

By:

Siam, Jamal O.;
Kafri, Wasfi S.

Publication type:

Article

Perturbed Chebyshev rational approximation.

Published in:

International Journal of Computer Mathematics, 2003, v. 80, n. 9, p. 1199, doi. 10.1080/0020716031000148520

By:

Khodier, Ahmed M. M.

Publication type:

Article

Chebyshev approximation of functions by the sum of a polynomial and an expression with a nonlinear parameter and endpoint interpolation.

Published in:

Cybernetics & Systems Analysis, 2009, v. 45, n. 1, p. 58, doi. 10.1007/s10559-009-9078-4

By:

Skopetskii, V. V.;
Malachivskii, P. S.

Publication type:

Article

On the pointwise convergence of the Chebyshev best approximation on Jacobi nodes.

Published in:

Studia Universitatis Babeş-Bolyai, Mathematica, 2011, v. 56, n. 2, p. 465

By:

Mitrea, Alexandru I.

Publication type:

Article

Growth and Chebyshev Approximation of Entire Function Solutions of Helmholtz Equation in R<sup>2</sup>.

Published in:

European Journal of Pure & Applied Mathematics, 2010, v. 3, n. 6, p. 1062

By:

Kumar, Devendra

Publication type:

Article

Using Parameter Elimination to Solve Discrete Linear Chebyshev Approximation Problems.

Published in:

Mathematics (2227-7390), 2020, v. 8, n. 12, p. 2210, doi. 10.3390/math8122210

By:

Krivulin, Nikolai

Publication type:

Article

Fast Wide-Band RCS Analysis of the Coated Target Based on PBR Using EFIE-PMCHWT and the Chebyshev Approximation Technique.

Published in:

Electronics (2079-9292), 2023, v. 12, n. 4, p. 923, doi. 10.3390/electronics12040923

By:

Wang, Xing;
Yang, Fufu;
Liu, Chunheng;
Liu, Ying;
Gong, Haoxuan;
Zhang, Hairong

Publication type:

Article

A Hybrid Method of Adaptive Cross Approximation Algorithm and Chebyshev Approximation Technique for Fast Broadband BCS Prediction Applicable to Passive Radar Detection.

Published in:

Electronics (2079-9292), 2023, v. 12, n. 2, p. 295, doi. 10.3390/electronics12020295

By:

Wang, Xing;
Chen, Lin;
Li, Fang;
Liu, Chunheng;
Liu, Ying;
Xu, Zhou;
Zhang, Hairong

Publication type:

Article

An Optimal Design of Non-Causal Recursive Digital Filters with Zero Phase Shift using Chebyshev approximation and Linear Programming.

Published in:

Przegląd Elektrotechniczny, 2021, v. 97, n. 9, p. 100, doi. 10.15199/48.2021.09.21

By:

MOUFFAK, Adnane

Publication type:

Article

Chebyshev Multivariate Polynomial Approximation and Point Reduction Procedure.

Published in:

Constructive Approximation, 2021, v. 53, n. 3, p. 529, doi. 10.1007/s00365-019-09488-9

By:

Sukhorukova, Nadezda;
Ugon, Julien;
Yost, David

Publication type:

Article

Time domain numerical modeling of wave propagation in poroelastic media with Chebyshev rational approximation of the fractional attenuation.

Published in:

Mathematical Methods in the Applied Sciences, 2024, v. 47, n. 17, p. 13087, doi. 10.1002/mma.8630

By:

Xie, Jiangming;
Li, Maojun;
Ou, Miao‐Jung Yvonne

Publication type:

Article

Bounds on strong unicity for Chebyshev approximation with bounded coefficients.

Published in:: Mathematische Nachrichten, 2021, v. 294, n. 12, p. 2425, doi. 10.1002/mana.201900439
Publication type:: Article

Exact order of Hoffman's error bounds for elliptic quadratic inequalities derived from vector-valued Chebyshev approximation.

Published in:

Mathematical Programming, 2000, v. 88, n. 2, p. 223, doi. 10.1007/s101070050015

By:

Bartelt, Martin;
Li, Wu

Publication type:

Article

Refining uniform approximation algorithm for low-rank Chebyshev embeddings.

Published in:

Russian Journal of Numerical Analysis & Mathematical Modelling, 2024, v. 39, n. 5, p. 311, doi. 10.1515/rnam-2024-0027

By:

Morozov, Stanislav;
Zheltkov, Dmitry;
Osinsky, Alexander

Publication type:

Article

Generalized Chebyshev-like Approximation for Low-pass Filter.

Published in:

Iraqi Journal for Electrical & Electronic Engineering, 2011, v. 7, n. 1, p. 5, doi. 10.33762/eeej.2011.41940

By:

Swady, Hisham L.

Publication type:

Article

Best Chebyshev approximation of functions of one and many variables.

Published in:

Cybernetics & Systems Analysis, 2009, v. 45, n. 6, p. 988, doi. 10.1007/s10559-009-9163-8

By:

Kalenchuk-Porkhanova, A.

Publication type:

Article

A note on fuzzy best approximation using Chebyshev’s polynomials

Published in:

Journal of King Saud University - Science, 2011, v. 23, n. 2, p. 217, doi. 10.1016/j.jksus.2010.07.012

By:

Fard, Omid Solaymani;
BeheshtAien, Razieh

Publication type:

Article

Approximation Properties of Chebyshev Polynomials in the Legendre Norm.

Published in:

Mathematics (2227-7390), 2021, v. 9, n. 24, p. 3271, doi. 10.3390/math9243271

By:

Niu, Cuixia;
Liao, Huiqing;
Ma, Heping;
Wu, Hua

Publication type:

Article

Chebyshev Approximation by Linear Combinations of Fixed Knot Polynomial Splines with Weighting Functions.

Published in:

Journal of Optimization Theory & Applications, 2016, v. 171, n. 2, p. 536, doi. 10.1007/s10957-016-0887-0

By:

Sukhorukova, Nadezda;
Ugon, Julien

Publication type:

Article

Quasioptimality of skeleton approximation of a matrix in the Chebyshev norm.

Published in:

Doklady Mathematics, 2011, v. 83, n. 3, p. 374, doi. 10.1134/S1064562411030355

By:

Goreinov, S. A.;
Tyrtyshnikov, E. E.

Publication type:

Article

Using modified Chebyshev functions for approximation in 5G technologies.

Published in:

International Journal of Electrical & Computer Engineering (2088-8708), 2024, v. 14, n. 6, p. 6508, doi. 10.11591/ijece.v14i6.pp6508-6518

By:

Yerzhan, Assel;
Nakisbekova, Balausa;
Manbetova, Zhanat;
Boykachev, Pavel;
Imankul, Manat;
Dzhanuzakova, Raushan;
Shedreyeva, Indira;
Karnakova, Gaini

Publication type:

Article

Contourlet Filter Design Based on Chebyshev Best Uniform Approximation.

Published in:

EURASIP Journal on Advances in Signal Processing, 2010, p. 1, doi. 10.1155/2010/398385

By:

Guoan Yang;
Xiaofeng Fang;
Mingli Jing;
Songjun Zhang;
Ming Hou

Publication type:

Article

A new Chebyshev polynomial approximation for solving delay differential equations.

Published in:

Journal of Difference Equations & Applications, 2012, v. 18, n. 6, p. 1043, doi. 10.1080/10236198.2010.545404

By:

Gülsu, Mustafa;
Öztürk, Yalçın;
Sezer, Mehmet

Publication type:

Article

ON THE CHEBYSHEV APPROXIMATION OF A FUNCTION WITH TWO VARIABLES.

Published in:

Bulletin of the Transilvania University of Brasov, Series III: Mathematics, Informatics, Physics, 2015, v. 8, n. 57-2, p. 131

By:

SCHEIBER, Ernest

Publication type:

Article

Wavelet approximation with Chebyshev wavelets.

Published in:

Iranian Journal of Numerical Analysis & Optimization, 2024, v. 14, n. 1, p. 315, doi. 10.22067/ijnao.2023.84431.1315

By:

Jesmani, S. M.;
Mazaheri, H.;
Shojaeian, S.

Publication type:

Article

Chebyshev's Approximation Algorithms for Operators with ω-Conditioned First Derivative.

Published in:

Journal of Computational Analysis & Applications, 2007, v. 9, n. 1, p. 93

By:

Ezquerro, J. A.;
Hernández, M. A.

Publication type:

Article

A Unified Numerical Approach to the Dynamics of Beams with Longitudinally Varying Cross-Sections, Materials, Foundations, and Loads Using Chebyshev Spectral Approximation.

Published in:

Aerospace (MDPI Publishing), 2023, v. 10, n. 10, p. 842, doi. 10.3390/aerospace10100842

By:

Liu, Haizhou;
Huang, Yixin;
Zhao, Yang

Publication type:

Article

Tensor Trains Approximation Estimates in the Chebyshev Norm.

Published in:

Computational Mathematics & Mathematical Physics, 2019, v. 59, n. 2, p. 201, doi. 10.1134/S096554251902012X

By:

Osinsky, A. I.

Publication type:

Article

The best quintic chebyshev approximation of circular arcs of order ten.

Published in:

International Journal of Electrical & Computer Engineering (2088-8708), 2019, v. 9, n. 5, p. 3779, doi. 10.11591/ijece.v9i5.pp3779-3785

By:

Rababah, Abedallah

Publication type:

Article

Approximation of Analytic Functions by Chebyshev Functions.

Published in:

Abstract & Applied Analysis, 2011, p. 1, doi. 10.1155/2011/432961

By:

Soon-Mo Jung;
Rassias, Themistocles M.

Publication type:

Article

Chebyshev approximation of the second kind of modified Bessel function of order zero.

Published in:

Applied Mathematics & Mechanics, 2004, v. 25, n. 5, p. 483, doi. 10.1007/BF02437596

By:

Jing, Zhang;
Zhe-wei, Zhou

Publication type:

Article

Some Results on f-Simultaneous Chebyshev Approximation.

Published in:

Applications & Applied Mathematics, 2016, v. 11, n. 1, p. 339

By:

Al-Sharif, Sh.;
Qaraman, Kh.

Publication type:

Article

Effectiveness of the Chebyshev Approximation in Magnetic Field Line Tracking.

Published in:

Energies (19961073), 2022, v. 15, n. 20, p. 7619, doi. 10.3390/en15207619

By:

Albanese, Raffaele;
Chiariello, Andrea Gaetano;
Fresa, Raffaele;
Iaiunese, Antonio;
Martone, Raffaele;
Zumbolo, Pasquale

Publication type:

Article

An Algorithm for Chebyshev Approximation by Rationals with Constrained Denominators.

Published in:

Constructive Approximation, 1996, v. 12, n. 2, p. 197, doi. 10.1007/BF02433040

By:

Gugat, M.

Publication type:

Article

Differential equation description and Chebyshev approximation of linear time‐invariant circuits.

Published in:

International Journal of Circuit Theory & Applications, 2018, v. 46, n. 5, p. 1111, doi. 10.1002/cta.2461

By:

Huang, Liang;
Yao, Chang

Publication type:

Article

Spectral collocation method for solving continuous population models for single and interacting species by means of exponential Chebyshev approximation.

Published in:

International Journal of Biomathematics, 2018, v. 11, n. 8, p. N.PAG, doi. 10.1142/S1793524518501097

By:

Ramadan, M. A.;
Abd El Salam, M. A.

Publication type:

Article

Reconstruction of Preclinical PET Images via Chebyshev Polynomial Approximation of the Sinogram.

Published in:

Applied Sciences (2076-3417), 2022, v. 12, n. 7, p. 3335, doi. 10.3390/app12073335

By:

Protonotarios, Nicholas E.;
Fokas, Athanassios S.;
Vrachliotis, Alexandros;
Marinakis, Vangelis;
Dikaios, Nikolaos;
Kastis, George A.

Publication type:

Article

ЧЕБИШОВСЬКЕ НАБЛИЖЕННЯ ФУНКЦІЇ БАГАТЬОХ ЗМІННИХ З ВІДТВОРЕННЯМ ЗНАЧЕНЬ ФУНКЦІЇ ТА ЇЇ ЧАСТИННИХ ПОХІДНИХ.

Published in:

Cybernetics & Systems Analysis / Kibernetiki i Sistemnyj Analiz, 2023, n. 4, p. 169

By:

МАЛАЧІВСЬКИЙ, П. С.;
МЕЛЬНИЧОК, Л. С.;
ПІЗЮР, Я. В.

Publication type:

Article

ЧЕБИШОВСЬКЕ НАБЛИЖЕННЯ ФУНКЦІЙ БАГАТЬОХ ЗМІННИХ СТЕПЕНЕВИМ ВИРАЗОМ.

Published in:

Cybernetics & Systems Analysis / Kibernetiki i Sistemnyj Analiz, 2024, n. 4, p. 70

By:

МАЛАЧІВСЬКИЙ, П. С.;
МЕЛЬНИЧОК, Л. С.;
ПІЗЮР, Я. В.

Publication type:

Article

ЧЕБИШОВСЬКЕ НАБЛИЖЕННЯ ЕКСПОНЕНЦІАЛЬНИМ ВИРАЗОМ ФУНКЦІЙ БАГАТЬОХ ЗМІННИХ.

Published in:

Cybernetics & Systems Analysis / Kibernetiki i Sistemnyj Analiz, 2021, v. 57, n. 3, p. 106

By:

Малачівський, П. С.;
Мельничок, Л. С.;
Пізюр, Я. В.

Publication type:

Article

ЧЕБИШОВСЬКЕ НАБЛИЖЕННЯ РАЩОНАЛЬНИМ ВИРАЗОМ ФУНКЩЙИ БАГАТЬОХ ЗМННИХ

Published in:

Cybernetics & Systems Analysis / Kibernetiki i Sistemnyj Analiz, 2020, v. 56, n. 5, p. 146

By:

МАЛАЧІВСЬКИЙ, П. С.;
ПІЗЮР, Я. В.;
МАЛАЧІВСЬКИЙ, Р. П.

Publication type:

Article

ЧЕБИШОВСЬКЕ НАБЛИЖЕННЯ ФУНКЦIЙ БАГАТЬОХ ЗМIННИХ

Published in:

Cybernetics & Systems Analysis / Kibernetiki i Sistemnyj Analiz, 2020, v. 56, n. 1, p. 138

By:

Стефанович, Малач1вський Петро;
Володимирович, Шзюр Ярополк;
Петрович, Малач1вський Роман;
Михайл1вна, Уханська Оксана

Publication type:

Article