Results 51 to 60 of about 112,539 (200)

Integral equation for numerical solution of stationary quantum-mechanical problems

open access: yesAdvanced Engineering Research, 2016
The work objective is to describe the numerical solution method for the stationary Schrödinger equation based on the application of the integral equation identical to the Schrödinger equation.
Sergey Yu. Knyazev
doaj   +1 more source

Recovery of an initial temperature of a one-dimensional body from finite time-observations

open access: yesMathematics in Applied Sciences and Engineering, 2023
Under the Dirichlet boundary setting, Aryal and Karki (2022) studied an inverse problem of recovering an initial temperature profile from known temperature measurements at a fixed location of a one-dimensional body and at linearly growing finitely many ...
Ramesh Karki, Chava Shawn, Young You
doaj   +1 more source

Interaction Between Vortex‐Induced Vibrations and Base Vibrations in Piezoelectric Harvesters

open access: yesInternational Journal of Mechanical System Dynamics, EarlyView.
ABSTRACT In the present era, powering sensors using green energy is a significant challenge. One promising solution for the power supply of small sensors relies on piezoelectric energy harvesters excited by vortex‐induced vibrations (VIVs) generated by wind.
Michele Tonan   +3 more
wiley   +1 more source

EigenGP: Gaussian Process Models with Adaptive Eigenfunctions [PDF]

open access: yes, 2015
Gaussian processes (GPs) provide a nonparametric representation of functions. However, classical GP inference suffers from high computational cost for big data. In this paper, we propose a new Bayesian approach, EigenGP, that learns both basis dictionary
Peng, Hao, Qi, Yuan
core  

Generalized Hermite polynomials in superspace as eigenfunctions of the supersymmetric rational CMS model

open access: yes, 2003
We present an algebraic construction of the orthogonal eigenfunctions of the supersymmetric extension of the rational Calogero-Moser-Sutherland model with harmonic confinement. These eigenfunctions are the superspace extension of the generalized Hermite (
Baker   +37 more
core   +1 more source

Solving eigenvalues problems for Helmholtz equation by point-source method

open access: yesAdvanced Engineering Research, 2016
A method of problem solution of the eigenvalues and eigenfunctions for the Helmholtz equation in the domains with arbitrary configuration is worked out.
Elena E. Shcherbakova
doaj   +1 more source

Change Point Analysis for Functional Data Using Empirical Characteristic Functionals

open access: yesJournal of Time Series Analysis, EarlyView.
ABSTRACT We develop a new method to detect change points in the distribution of functional data based on integrated CUSUM processes of empirical characteristic functionals. Asymptotic results are presented under conditions allowing for low‐order moments and serial dependence in the data establishing the limiting null‐distribution of the proposed test ...
Lajos Horváth   +2 more
wiley   +1 more source

Eigenvalue-eigenfunction problem for Steklov's smoothing operator and differential-difference equations of mixed type [PDF]

open access: yesOpuscula Mathematica, 2013
It is shown that any \(\mu \in \mathbb{C}\) is an infinite multiplicity eigenvalue of the Steklov smoothing operator \(S_h\) acting on the space \(L^1_{loc}(\mathbb{R})\).
Serguei I. Iakovlev, Valentina Iakovleva
doaj   +1 more source

Spectral characteristics of the integral operator of the internal problem of electrodynamics for elliptical frame structure

open access: yesФизика волновых процессов и радиотехнические системы, 2023
The article is devoted to the analysis of electrodynamic properties elliptical frame structure. Taking into account double symmetry internal problem of electrodynamics for the structure under consideration in the framework of the thin-wire approximation ...
Dmitry P. Tabakov, Andrey G. Mayorov
doaj   +1 more source

Basis Properties of Fučík Eigenfunctions

open access: yesAnalysis Mathematica, 2022
We establish sufficient assumptions on sequences of Fucik eigenvalues of the one-dimensional Laplacian which guarantee that the corresponding Fucik eigenfunctions form a Riesz basis in $L^2(0,π)$.
Baustian, F., Bobkov, V.
openaire   +3 more sources

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