On the approximation of isolated eigenvalues of ordinary differential operators
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Publication:3508071
DOI10.1090/S0002-9939-08-09140-5zbMath1156.34076arXivmath/0612622WikidataQ57343889 ScholiaQ57343889MaRDI QIDQ3508071
Publication date: 27 June 2008
Published in: Proceedings of the American Mathematical Society (Search for Journal in Brave)
Full work available at URL: https://arxiv.org/abs/math/0612622
Particular ordinary differential operators (Dirac, one-dimensional Schrödinger, etc.) (34L40) Weyl theory and its generalizations for ordinary differential equations (34B20) Numerical approximation of eigenvalues and of other parts of the spectrum of ordinary differential operators (34L16)
Related Items (12)
Regular approximation of singular Sturm-Liouville problems with eigenparameter dependent boundary conditions ⋮ Eigenvalue excluding for perturbed-periodic one-dimensional Schrödinger operators ⋮ Regular approximations of spectra of singular discrete linear Hamiltonian systems with one singular endpoint ⋮ Regular approximation of singular third-order differential operators ⋮ Approximation of eigenvalues below the essential spectra of singular second-order symmetric linear difference equations ⋮ Regular approximations of spectra of singular second-order symmetric linear difference equations ⋮ A new approach to spectral approximation ⋮ Weak convergence of spectral shift functions for one‐dimensional Schrödinger operators ⋮ Resolvent convergence and spectral approximations of sequences of self-adjoint subspaces ⋮ Relative oscillation theory, weighted zeros of the Wronskian, and the spectral shift function ⋮ Regular approximation of linear Hamiltonian operators with two singular endpoints ⋮ Regular approximations of isolated eigenvalues of singular second-order symmetric linear difference equations
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