Results 1 to 10 of about 59,698 (230)

Numerical treatments for a multi-time delay complex order mathematical model of HIV/AIDS and malaria

open access: yesAlexandria Engineering Journal, 2022
In this artical, we present a novel complex order nonlinear mathematical model of HIV/AIDS and Malaria co-infection with multi-delay. The proposed model is formulated as a system of twelve complex order differential equations.
N.H. Sweilam   +2 more
doaj   +1 more source

About Nodal Systems for Lagrange Interpolation on the Circle

open access: yesJournal of Applied Mathematics, 2012
We study the convergence of the Laurent polynomials of Lagrange interpolation on the unit circle for continuous functions satisfying a condition about their modulus of continuity.
E. Berriochoa   +2 more
doaj   +1 more source

About a non-standard interpolation problem [PDF]

open access: yes, 2017
Using algebraic methods, and motivated by the one variable case, we study a multipoint interpolation problem in the setting of several complex variables.
Alpay, Daniel, Yger, Alain
core   +5 more sources

An application of biregularity to quaternionic Lagrange interpolation [PDF]

open access: yes, 2008
We revisit the concept of totally analytic variable of one quaternionic variable introduced by Delanghe \cite Delanghe} and its application to Lagrange interpolation by G\"uerlebeck and Spr\"ossig \cite{GS}.
Perotti, Alessandro
core   +1 more source

Boundedness of Lebesgue Constants and Interpolating Faber Bases

open access: yesНаукові вісті Національного технічного університету України "Київський політехнічний інститут", 2017
Background. We investigate the relationship between the boundedness of Lebesgue constants for the Lagrange polynomial interpolation on a compact subset of \[\mathbb R\] and the existence of a Faber basis in the space of continuous functions on this ...
Viktoriia V. Bilet   +2 more
doaj   +1 more source

Function correction and Lagrange – Jacobi type interpolation [PDF]

open access: yesИзвестия Саратовского университета. Новая серия: Математика. Механика. Информатика, 2023
It is well-known that the Lagrange interpolation based on the Chebyshev nodes may be divergent everywhere (for arbitrary nodes, almost everywhere), like the Fourier series of a summable function.
Novikov, Vladimir Vasil’evich
doaj   +1 more source

Convergence of Lagrange interpolation series in the Fock spaces [PDF]

open access: yes, 2014
We study the uniqueness sets, the weak interpolation sets, and convergence of the Lagrange interpolation series in radial weighted Fock ...
Dumont, André, Kellay, Karim
core   +4 more sources

Analysis of Accuracy of Interpolation Methods in Estimating the Output Factors for Square Fields in Medical Linear Accelerator [PDF]

open access: yesIranian Journal of Medical Physics, 2017
Introduction: To estimate the accuracy levels of Lagrange, Newton backward interpolation, and linear interpolation methods in estimating the output factors for square fields used in linear accelerator for 6 MV photons at various depths.
ATHIYAMAN MAYILVAGANAN   +3 more
doaj   +1 more source

General complete Lagrange interpolations with applications to three-dimensional finite element analysis [PDF]

open access: yes, 2001
In this paper, we have first derived the interpolation polynomials for the general serendipity solid elements of rectangular shape which allow arbitrarily placed nodes along the edges.
Rathod, H.T., Sridevi, K.b
core   +1 more source

Multiple linear regression analysis and lagrange polynomial on pyrolysis process of coconut shell waste producing solid biochar

open access: yesAgrointek, 2023
Coconut shell waste has generated environmental problems in Indonesia. Due to fossil fuel shortage, coconut shell waste has been advantaged as an energy source to replace the fossil energy. A pyrolysis technique has been used to crack coconut shell waste
Rosdanelli Hasibuan   +4 more
doaj   +1 more source

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