Results 11 to 20 of about 1,107,761 (293)

Equiconvergence of expansions in multiple trigonometric Fourier series and Fourier integral with "Jk-lacunary sequences of rectangular partial sums"

open access: gold, 2014
We give a review of recent results on equiconvergence of expansions in multiple trigonometric Fourier series and Fourier integral in the case of summation over rectangles.
I. L. Bloshanskii, D. A. Grafov
openalex   +3 more sources

Novel Multivariate Integral Operators Incorporating Trigonometric Transformations

open access: diamondPan-American Journal of Mathematics
The creation of new nonlinear multivariate integral operators is motivated by the need for mathematical tools that can handle the complex interdependencies that naturally arise in contemporary applications.
Christophe Chesneau
doaj   +3 more sources

Integral inequalities for algebraic and trigonometric polynomials [PDF]

open access: yesDoklady Mathematics, 2012
Vegeu el resum a l'inici del document del fitxer adjunt.
Vitalii V. Arestov   +3 more
openaire   +5 more sources

Evaluation of a trigonometric integral [PDF]

open access: bronzeProceedings of the American Mathematical Society, 1957
R. K. Mohanty
openalex   +3 more sources

An Analytical Approach to a Trigonometric Integral

open access: yesMissouri Journal of Mathematical Sciences, 1990
The integral of sin x or cos x between 0 and π 2 (or 0 and π) is usually calculated by changing the integrand according to the well-known half-angle formula.
J. Wiener
openaire   +3 more sources

Integrals and summable trigonometric series [PDF]

open access: goldBulletin of the American Mathematical Society, 1955
R. D. James
openalex   +3 more sources

Certain fractional integral inclusions pertaining to interval-valued exponential trigonometric convex functions

open access: yesJournal of Mathematical Inequalities, 2023
. As an interesting generalization involving the interval-valued convex functions, the interval-valued exponential trigonometric convex function is fi rstly introduced, and their meaningful properties are then investigated.
Taic un Zhou, T. Du
semanticscholar   +1 more source

A study on integral transforms of the generalized Lommel-Wright function [PDF]

open access: yesVojnotehnički Glasnik, 2022
Introduction/purpose: The aim of this article is to establish integral transforms of the generalized Lommel-Wright function. Methods: These transforms are expressed in terms of the Wright Hypergeometric function.
Mohammad Saeed Khan   +3 more
doaj   +1 more source

Modified Trigonometric Integrators [PDF]

open access: yesSIAM Journal on Numerical Analysis, 2014
20 pages, 8 figures; v2: minor revisions and ...
Robert I. McLachlan, Ari Stern
openaire   +4 more sources

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