Löwdin's bracketing function revisited

DOI10.1007/S10910-014-0379-0zbMath1300.81042OpenAlexW1978326460MaRDI QIDQ460970

Zsuzsanna Tóth, Ágnes Szabados

Publication date: 9 October 2014

Published in: Journal of Mathematical Chemistry (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s10910-014-0379-0

zbMATH Keywords

resolventlower boundvariation principlebracketing functionCEPA0Eckart inequality

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) Electromagnetic interaction; quantum electrodynamics (81V10) Selfadjoint operator theory in quantum theory, including spectral analysis (81Q10) Atomic physics (81V45) Variational principles of physics (49S05)

Cites Work

• Equivalence of two lower bound methods
• Lower Bounds for Eigenvalues with Application to the Helium Atom
• A Procedure for Estimating Eigenvalues

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