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On the Approximation of Isolated Eigenvalues of Ordinary Differential Operators

Spectral Theory 2008-04-18 v2 Mathematical Physics math.MP

Abstract

We extend a result of Stolz and Weidmann on the approximation of isolated eigenvalues of singular Sturm-Liouville and Dirac operators by the eigenvalues of regular operators.

Keywords

Cite

@article{arxiv.math/0612622,
  title  = {On the Approximation of Isolated Eigenvalues of Ordinary Differential Operators},
  author = {Gerald Teschl},
  journal= {arXiv preprint arXiv:math/0612622},
  year   = {2008}
}

Comments

4 pages

R2 v1 2026-07-22T17:48:11.180Z