Results 71 to 80 of about 5,680 (136)

Reinvigorating the Wiener-Hopf technique in the pursuit of understanding processes and materials. [PDF]

open access: yesNatl Sci Rev, 2021
Abrahams D   +6 more
europepmc   +1 more source

The extended hypergeometric class of L\'evy processes

open access: yes, 2014
With a view to computing fluctuation identities related to stable processes, we review and extend the class of hypergeometric L\'evy processes explored in Kuznetsov and Pardo (arXiv:1012.0817).
Kyprianou, A. E.   +2 more
core   +1 more source

Diffraction by an acoustically penetrable or an electromagnetically dielectric half plane II [PDF]

open access: yes, 1989
The present work gives a mathematical model for an acoustically penetrable or electromagnetically dielectric half plane. An approximate boundary condition is derived which depends on the thickness of, and the material constants which constitutes, the ...
Rawlins, A D
core  

Wiener-Hopf solution of the free energy TBA problem and instanton sectors in the O(3) sigma model

open access: yesJournal of High Energy Physics
Perturbation theory in asymptotically free quantum field theories is asymptotic. The factorially growing perturbative coefficients carry information about non-perturbative corrections, which can be related to renormalons and instantons.
Zoltán Bajnok   +2 more
doaj   +1 more source

Generalized Wiener-Hopf Equations for Wedge problems involving arbitrary linear media [PDF]

open access: yes, 2003
This paper provides new functional equations in angular regions that turn useful to study wedge problems in presence of arbitrary linear media. The enforcement of the boundary conditions on these equations reduces the wedge problems to Generalized Wiener-
Lombardi, Guido, V.G, Daniele
core  

Generalized set-valued variational inequalities

open access: yesLe Matematiche, 1997
In this paper, we introduce and study a new class of variational inequalities, which is called generalized set-valued variational inequality. The projection technique is used to establish the equivalence among generalized set-valued variational ...
Muhammad Aslam Noor
doaj  

Electrodynamics of Carbon Nanotubes with Non-Local Surface Conductivity

open access: yesApplied Sciences
A new framework that can be utilized for the electrodynamics of carbon nanotubes (CNTs) with non-local surface conductivity (spatial dispersion) is presented.
Tomer Berghaus   +3 more
doaj   +1 more source

A Periodic Extension to the Fokas Method for Acoustic Scattering by an Infinite Grating

open access: yesAcoustics
The Fokas method (also known as the unified transform method) is used to investigate acoustic scattering by thin, infinite grating by extending the methodology to apply to spatially periodic domains. Infinite grating is used to model a perforated screen,
Shiza B. Naqvi, Lorna J. Ayton
doaj   +1 more source

A note on Wiener-Hopf factorization for Markov Additive processes

open access: yes, 2011
We prove the Wiener-Hopf factorization for Markov Additive processes. We derive also Spitzer-Rogozin theorem for this class of processes which serves for obtaining Kendall's formula and Fristedt representation of the cumulant matrix of the ladder epoch ...
Klusik, Przemyslaw, Palmowski, Zbigniew
core   +1 more source

Scattering near a penetrable finite plane

open access: yesArchives of Acoustics, 2002
Acoustic scattering due to a point source by a penetrable finite plane introducing the Kutta-Joukowski condition is studied. This investigation is important in the sense that point source is regarded as fundamental radiating device ...
T. Hayat
doaj  

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