Results 21 to 30 of about 137,274 (191)

MATRIX WIENER-HOPF FACTORISATION [PDF]

open access: yesThe Quarterly Journal of Mechanics and Applied Mathematics, 1981
This is a pre-copy-editing, author-produced PDF of an article accepted for publication in Quarterly Journal of Mechanics and Applied Mathematics following peer review. The definitive publisher-authenticated version can be obtained from the links below.
Rawlins, A. D., Williams, W. E.
openaire   +1 more source

Calculation of the Electrostatic Field of a Circular Cylinder with a Slot by the Wiener–Hopf Method

open access: yesMathematics, 2023
The paper presents an exact solution to the internal boundary value problem of the field distribution in an electrostatic lens formed by two identical semi-infinite coaxially located round cylinders separated by a slit of finite width and located inside ...
Seitkerim Bimurzaev   +2 more
doaj   +1 more source

An Iterative Wiener-Hopf Method for Triangular Matrix Functions with Exponential Factors [PDF]

open access: yesSIAM Journal on Applied Mathematics, 2017
This paper introduces a new method for constructing approximate solutions to a class of Wiener--Hopf equations. This is particularly useful since exact solutions of this class of Wiener--Hopf equations currently cannot be obtained.
A. Kisil
semanticscholar   +1 more source

Reproducing kernel method for solving wiener-hopf equations of the second kind [PDF]

open access: yesJournal of Hyperstructures, 2016
This paper proposed a reproducing kernel method for solving Wiener-Hopf equations of the second kind. In order to eliminate the singularity of the equation, a transform is used.
Azizallah Alvandi   +2 more
doaj   +1 more source

Scattering of Sound Waves in Two Stepped Non-uniformly Lined Duct

open access: yesArchives of Acoustics, 2020
Scattering of sound waves in two stepped cylindrical duct which walls are coated with different acoustically absorbent materials is investigated by using Wiener-Hopf technique directly and by determining scattering matrices.
Ayşe TIRYAKIOGLU, Ahmet DEMIR
doaj   +1 more source

Diffraction by a set of collinear cracks on a square lattice: An iterative Wiener–Hopf method [PDF]

open access: yesWave motion
The diffraction of a time-harmonic plane wave on collinear finite defects in a square lattice is studied. This problem is reduced to a matrix Wiener-Hopf equation.
Elena Medvedeva   +2 more
semanticscholar   +1 more source

La factorización de una transformada de Fourier en el método de Wiener-Hopf

open access: yesRevista de Matemática: Teoría y Aplicaciones, 2009
Using the Wiener-Hopf method, we factorize the Fourier Transform of the kernel of a singular integral equation as the product of two functions: one holomorphic in the upper semiplan and the other holomophic in the lower semiplan.
José Rosales-Ortega   +1 more
doaj   +1 more source

Diffraction by a Semi-Infinite Parallel-Plate Waveguide with Five-Layer Material Loading: The Case of H-Polarization

open access: yesApplied Sciences, 2023
In this paper, the plane wave diffraction from a semi-infinite parallel-plate waveguide with five-layer material loading is rigorously analyzed for H-polarization using the Wiener–Hopf technique. The Fourier transform of the scattered field is introduced
Kewen He, Kazuya Kobayashi
doaj   +1 more source

Discrete scattering by two staggered semi-infinite defects: reduction of matrix Wiener–Hopf problem [PDF]

open access: yesJournal of Engineering Mathematics, 2019
As an extension of the discrete Sommerfeld problems on lattices, the scattering of a time-harmonic wave is considered on an infinite square lattice when there exists a pair of semi-infinite cracks or rigid constraints.
B. Sharma
semanticscholar   +1 more source

On Determinant Expansions for Hankel Operators

open access: yesConcrete Operators, 2020
Let w be a semiclassical weight that is generic in Magnus’s sense, and (pn)n=0∞({p_n})_{n = 0}^\infty the corresponding sequence of orthogonal polynomials. We express the Christoffel–Darboux kernel as a sum of products of Hankel integral operators.
Blower Gordon, Chen Yang
doaj   +1 more source

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