Extension of an iterative method to obtain low-lying eigenstates of unbounded Hermitian operators

DOI10.1088/0305-4470/13/8/014zbMath0439.65037OpenAlexW1993678134MaRDI QIDQ3881811

W. Andrew Berger, Reiner M. Dreizler, H. G. Miller, K.-G. Kreuzer

Publication date: 1980

Published in: Journal of Physics A: Mathematical and General (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1088/0305-4470/13/8/014

zbMATH Keywords

Hilbert spaceiterative methodHermitian operatorlowest eigenvalueharmonic oscillator problem

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) Linear symmetric and selfadjoint operators (unbounded) (47B25) Selfadjoint operator theory in quantum theory, including spectral analysis (81Q10) Numerical solutions to equations with linear operators (65J10)

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