Matrix moment methods in perturbation theory, boson quantum field models, and anharmonic oscillators

DOI10.1007/BF01646195zbMath0324.47010MaRDI QIDQ1224767

Vincenzo Grecchi, Sandro Graffi

Publication date: 1974

Published in: Communications in Mathematical Physics (Search for Journal in Brave)

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) Perturbation theory of linear operators (47A55) Moment problems (44A60) Scattering theory of linear operators (47A40)

Related Items

Minor identities for quasi-determinants and quantum determinants, Probabilistic aspects of quantum field theory, A generalization of a theorem of Pringsheim

Cites Work

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• Hypercontra ctive semigroups and two dimensional self-coupled Bose fields
• Discrete and continuous boundary problems
• A<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>λ</mml:mi><mml:mrow><mml:msup><mml:mrow><mml:mi>ϕ</mml:mi></mml:mrow><mml:mrow><mml:mn>4</mml:mn></mml:mrow></mml:msup></mml:mrow></mml:math>Quantum Field Theory without Cutoffs. I