The spiked harmonic oscillator \(V(r)= r^2+ r^{-4}\) as a challenge to perturbation theory
type: Item
instance of: scholarly article
title: The spiked harmonic oscillator \(V(r)= r^2+ r^{-4}\) as a challenge to perturbation theory
zbMATH Open document ID: 1001.81513
DOI: 10.1007/BF01598976
author: M. F. Flynn
author: R. Guardiola
author: Miloslav Znojil
published in: Czechoslovak Journal of Physics
publication date: 2002-12-17T00:00:00Z
Mathematics Subject Classification ID: 81Q15
zbMATH DE Number: 1508878
zbMATH Keywords: Rayleigh-Schrödinger perturbation
MaRDI profile type: Publication
cites work: Q3961345
cites work: Numerically inspired new version of degenerate Rayleigh-Schrödinger perturbation theory
cites work: Variational and perturbative schemes for a spiked harmonic oscillator
cites work: Singular perturbation potentials
cites work: Vectorial continued fractions and an algebraic construction of effective Hamiltonians
full work available at URL: https://doi.org/10.1007/bf01598976
OpenAlex ID: W2032171521
description: scientific article; zbMATH DE number 1508878