On field theory methods in singular perturbation theory

DOI10.1023/A:1025750025624zbMath1038.81025MaRDI QIDQ1425077

Yuri V. Pavlov, Pavel Kurasov

Publication date: 15 March 2004

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

zbMATH Keywords

singular perturbationquantum field theoryrenormalizationself-adjoint operator

Mathematics Subject Classification ID

Applications of operator theory in the physical sciences (47N50) Linear symmetric and selfadjoint operators (unbounded) (47B25) Nonperturbative methods of renormalization applied to problems in quantum field theory (81T16) Perturbation theories for operators and differential equations in quantum theory (81Q15) Renormalization group methods applied to problems in quantum field theory (81T17)

Related Items (3)

SPECTRA OF SELF-ADJOINT EXTENSIONS AND APPLICATIONS TO SOLVABLE SCHRÖDINGER OPERATORS ⋮ On symmetries in the theory of finite rank singular perturbations ⋮ On some extensions of the A-model

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