Results 21 to 30 of about 45,671 (275)

Concentration of symmetric eigenfunctions [PDF]

open access: yesNonlinear Analysis: Theory, Methods & Applications, 2010
8 ...
Azagra, Daniel, Macia Lang, Fabricio
openaire   +4 more sources

Quasimap counts and Bethe eigenfunctions [PDF]

open access: yes, 2017
We associate an explicit equivalent descendent insertion to any relative insertion in quantum K-theory of Nakajima varieties. This also serves as an explicit formula for off-shell Bethe eigenfunctions for general quantum loop algebras associated to ...
Mina Aganagic, A. Okounkov
semanticscholar   +1 more source

Entropy of Eigenfunctions [PDF]

open access: yes, 2009
We study the high--energy limit for eigenfunctions of the laplacian, on a compact negatively curved manifold. We review the recent result of Anantharaman-Nonnenmacher giving a lower bound on the Kolmogorov-Sinai entropy of semiclassical measures, and improve this lower bound in the case of variable negative curvature.
Anantharaman, Nalini   +2 more
openaire   +3 more sources

Inverse Nodal Problem for Polynomial Pencil of a Sturm-Liouville Operator from Nodal Parameters [PDF]

open access: yesMathematics Interdisciplinary Research, 2021
A Sturm-Liouville problem with n-potential functions in the second order differential equation and which contains spectral parameter depending on linearly in one boundary condition is considered.
Sertac Goktas, Esengul Biten
doaj   +1 more source

Generalized eigenfunctions and scattering matrices for position-dependent quantum walks [PDF]

open access: yesReviews in Mathematical Physics, 2018
We study the spectral analysis and the scattering theory for time evolution operators of position-dependent quantum walks. Our main purpose of this paper is the construction of generalized eigenfunctions of the time evolution operator.
Hisashi Morioka
semanticscholar   +1 more source

A model for asymmetrical cell division

open access: yesMathematical Biosciences and Engineering, 2014
We present a model that describes the growth, division and death of a cell population structured by size. The model is an extension of that studied by Hall and Wake (1989) and incorporates the asymmetric division of cells.
Ali Ashher Zaidi   +2 more
doaj   +1 more source

An estimation of the eigenfunctions of periodic Sturm-Liouville problems

open access: yesArab Journal of Basic and Applied Sciences, 2021
In this paper, the numerical estimations for the eigenfunctions corresponding to the eigenvalues of Sturm-Liouville problem with periodic and semi-periodic boundary conditions are considered.
Seza Dinibutun
doaj   +1 more source

On vanishing and localizing of transmission eigenfunctions near singular points: a numerical study [PDF]

open access: yes, 2017
This paper is concerned with the intrinsic geometric structure of interior transmission eigenfunctions arising in wave scattering theory. We numerically show that the aforementioned geometric structure can be very delicate and intriguing.
Eemeli Blåsten   +3 more
semanticscholar   +1 more source

Learning Koopman Eigenfunctions and Invariant Subspaces From Data: Symmetric Subspace Decomposition

open access: yesIEEE Transactions on Automatic Control, 2019
This article develops data-driven methods to identify eigenfunctions of the Koopman operator associated with a dynamical system and subspaces that are invariant under the operator.
Masih Haseli, J. Cort'es
semanticscholar   +1 more source

Construction of Eigenfunctions to One Nonlocal Second-Order Differential Operator with Double Involution

open access: yesAxioms, 2022
In this paper, we study the eigenfunctions to one nonlocal second-order differential operator with double involution. We give an explicit form of the eigenfunctions to the boundary value problem in the unit ball with Dirichlet conditions on the boundary.
Batirkhan Turmetov, Valery Karachik
doaj   +1 more source

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