Results 11 to 20 of about 5,678 (257)

LAGRANGE INTERPOLATION ON TIME SCALES

open access: yesJournal of Applied Analysis & Computation, 2022
Summary: In this paper, we introduce the Lagrange interpolation polynomials on time scales. We define an alternative type of interpolation functions called \(\sigma\)-Lagrange interpolation polynomials. We discuss some properties of these polynomials and show that on some special time scales, including the set of real numbers, these two types of ...
Georgiev, Svetlin G., Erhan, İnci M.
openaire   +2 more sources

About Nodal Systems for Lagrange Interpolation on the Circle [PDF]

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   +4 more sources

Mean convergence of Lagrange interpolation. III [PDF]

open access: yesTransactions of the American Mathematical Society, 1976
Necessary and sufficient conditions are found for weighted mean convergence of Lagrange and quasi-Lagrange interpolation based at the zeros of generalized Jacobi polynomials.
Nevai, Paul G
core   +4 more sources

On multivariate Lagrange interpolation [PDF]

open access: yesMathematics of Computation, 1995
Lagrange interpolation by polynomials in several variables is studied through a finite difference approach. We establish an interpolation formula analogous to that of Newton and a remainder formula, both of them in terms of finite differences.
Sauer, Thomas, Xu, Yuan
openaire   +2 more sources

Weighted L Error of Lagrange Interpolation

open access: yesJournal of Approximation Theory, 1995
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Mastroianni, G., Vertesi, P.
openaire   +2 more sources

On the Divergence of Lagrange Interpolation to |x|

open access: yesJournal of Approximation Theory, 1995
The authors prove that the sequence of polynomial interpolants to the absolute value of \(x\) at a family of nodes diverges everywhere except at zero and the end-points.
Brutman, L., Passow, E.
openaire   +2 more sources

Lagrange interpolation with constraints

open access: yesJournal of Computational and Applied Mathematics, 1994
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
CRISCUOLO, GIULIANA
openaire   +4 more sources

Electrocardiogram estimation using Lagrange interpolation

open access: yesElectronics Letters, 2021
An electrocardiogram records activity of cardiac which is collected through the electrodes positioned on specific locations on the human body. These signals are required for cardiac‐related issues.
Om Prakash Yadav, Anil Kumar Sahu
doaj   +1 more source

Some new kinds of interpolation formulas and its applications [PDF]

open access: yesMathematics and Computational Sciences, 2022
In this work, using the determination function, some new kinds of interpolation formulas are presented.These novel formulas are extensions of Lagrange interpolation. Error formula for these new kind of interpolation formulas are obtained.
M. A Jafari, A Aminataei
doaj   +1 more source

An Investigation on using Lagrange, Newton and Least Square Methods for Generating Nonlinear Interpolation Function for the Measuring Instruments

open access: yesASM Science Journal, 2021
This research is considered the milestone for metrologists to choose the appropriate method for determination of the nonlinear interpolation function for the measuring instruments.
Gouda Mohamed Mahmoud, Shaker Gelany
doaj   +1 more source

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