Results 81 to 90 of about 2,628 (194)

Exponential decay of two-body eigenfunctions: A review

open access: yesElectronic Journal of Differential Equations, 2000
We review various results on the exponential decay of the eigenfunctions of two-body Schrödinger operators. The exponential, isotropic bound results of Slaggie and Wichmann for eigenfunctions of Schrödinger operators corresponding to eigenvalues below ...
Peter Hislop
doaj  

Optimal Recovery of Rayleigh‐Wave Overtones by Multi‐Directional Acquisition

open access: yesGeophysical Research Letters
Rayleigh waves are ubiquitously used for subsurface characterization through dispersion curve inversion, whose quality depends on the number of useable overtones.
A. Lellouch, E. Shimony, P. Sinitsyn
doaj   +1 more source

Numerical solution of the multi-order fractional differential equation using Legendre wavelets and eigenfunction approach

open access: yesPartial Differential Equations in Applied Mathematics
An eigenfunction approach is implemented in this article to solve the multi-order fractional differential equations (FDEs) with boundary conditions. The approximate unknown solution is expressed as a linear combination of eigenfunctions in the present ...
Shivani Ranta   +2 more
doaj   +1 more source

ON MAUTNER'S EIGENFUNCTION EXPANSION [PDF]

open access: yesProceedings of the National Academy of Sciences, 1956
Bade, William G., Schwartz, Jacob T.
openaire   +3 more sources

Distributions of eigenvalues for Sturm-Liouville problem under jump conditions

open access: yesJournal of New Results in Science, 2012
This paper deals with the asymptotic estimates of eigenvalues for SturmLiouville problems with two supplementary transmission conditions at one interior point.
F. S. Muhtarov   +2 more
doaj  

On an integral equation of the Dirichlet problem for the heat equation in the degenerating domain

open access: yesҚарағанды университетінің хабаршысы. Математика сериясы, 2016
This paper considers the first boundary value problem of heat conduction in a degenerating domain with a moving boundary, the boundary of the domain moves at a variable velocity.
M.T. Kosmakova
doaj  

Exponential estimates for quantum graphs

open access: yesElectronic Journal of Differential Equations, 2018
The article studies the exponential localization of eigenfunctions associated with isolated eigenvalues of Schrodinger operators on infinite metric graphs.
Setenay Akduman, Alexander Pankov
doaj  

Existence of solutions for the p-Laplacian involving a Radon measure

open access: yesElectronic Journal of Differential Equations, 2012
In this article we study the existence of solutions to eigenvalue problem $$displaylines{ -hbox{div} (|abla u|^{p-2}abla u)-lambda |u|^{p-2}umu=f quad hbox{in }Omega,cr u=0quadhbox{on }partialOmega }$$ where $Omega$ is a bounded domain in $mathbb{R}
Nedra Belhaj Rhouma, Wahid Sayeb
doaj  

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