Results 41 to 50 of about 21,657 (246)

Extension of the Chebyshev Method of Quassi-Linear Parabolic P.D.E.S With Mixed Boundary Conditions

open access: yesمجلة بغداد للعلوم, 2009
The researcher [1-10] proposed a method for computing the numerical solution to quasi-linear parabolic p.d.e.s using a Chebyshev method. The purpose of this paper is to extend the method to problems with mixed boundary conditions.
Baghdad Science Journal
doaj   +1 more source

A Spectral Method for Two-Dimensional Ocean Acoustic Propagation

open access: yesJournal of Marine Science and Engineering, 2021
The accurate calculation of the sound field is one of the most concerning issues in hydroacoustics. The one-dimensional spectral method has been used to correctly solve simplified underwater acoustic propagation models, but it is difficult to solve ...
Xian Ma   +5 more
doaj   +1 more source

On integer Chebyshev polynomials [PDF]

open access: yesMathematics of Computation, 1997
We are concerned with the problem of minimizing the supremum norm on [ 0 , 1 ]
Laurent Habsieger, Bruno Salvy
openaire   +1 more source

Shifted-modified Chebyshev filters [PDF]

open access: yes, 2013
This paper introduces a new type of filter approximation method that utilizes shifted-modified Chebyshev filters. Construction of the new filters involves the use of shifted-modified Chebyshev polynomials that are formed using the roots of conventional ...
Şengül, Metin Y.
core   +1 more source

Cotas superiores para o número de zeros de uma combinação linear de funções via Teoria de Chebyshev

open access: yesCQD Revista Eletrônica Paulista de Matemática, 2022
O objetivo deste trabalho é apresentar a Teoria de Sistemas de Chebyshev clássica e com acurácia. Para isto, reunimos os principais resultados e caracterizamos cada classe de sistemas de Chebyshev a partir do número máximo de zeros de uma combinação ...
Vitor Henrique Lopes Gusson   +1 more
doaj   +1 more source

Chebyshev varieties

open access: yesMathematics of Computation
Chebyshev varieties are algebraic varieties parametrized by Chebyshev polynomials or their multivariate generalizations. We determine the dimension, degree, singular locus and defining equations of these varieties. We explain how they play the role of toric varieties in sparse polynomial root finding, when monomials are replaced by Chebyshev ...
Zaïneb Bel-Afia   +2 more
openaire   +2 more sources

A family of Chebyshev-Halley type methods in Banach spaces [PDF]

open access: yes, 1997
A family of third-order iterative processes (that includes Chebyshev and Halley's methods) is studied in Banach spaces. Results on convergence and uniqueness of solution are given, as well as error estimates.
Gutiérrez, J.M. [0000-0002-0434-7250]   +1 more
core   +1 more source

Universal Gripper for Industrial Manipulation With Enhanced Rigid Mechanics and Self‐Adaptable Fingers

open access: yesAdvanced Robotics Research, EarlyView.
An enhanced universal gripper combining rigid mechanics with self‐adaptable fingers is presented for industrial automation. The novel six‐bar linkage with integrated compliant pad eliminates mechanical interference while enabling passive shape adaptation.
Muhammad Usman Khalid   +7 more
wiley   +1 more source

An Extension of the Chebyshev Polynomials [PDF]

open access: yesComplex Analysis and Operator Theory, 2015
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +1 more source

Structural and Compositional Effects on the Scintillation Properties of Fast Emitting Metal‐Organic Frameworks

open access: yesAdvanced Science, EarlyView.
The crystalline structure, the atomic numbers of the constituent elementsand the size of MOF crystals each influence their photoluminescence and scintillation properties in distinct ways. Together, these factors provide valuable guidelines for designing systems with optimized performance and tunable timing characteristics, arising from the synergistic ...
Francesca Cova   +8 more
wiley   +1 more source

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