Perturbative−variational approximations to the spectral properties of semibounded Hilbert space operators, based on the moment problem with finite or diverging moments. Application to quantum mechanical systems
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Publication:4049660
DOI10.1063/1.522568zbMath0296.47015OpenAlexW2001392898MaRDI QIDQ4049660
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Publication date: 1975
Published in: Journal of Mathematical Physics (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1063/1.522568
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