Solvability of the operator Riccati equation in the Feshbach case

DOI10.1134/S0001434619030210WikidataQ127902578 ScholiaQ127902578MaRDI QIDQ2314117

Sergio A. Albeverio, Alexander K. Motovilov

Publication date: 19 July 2019

Published in: Mathematical Notes (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1712.05770

zbMATH Keywords

ResonanceFriedrichs modeloperator Riccati equationgraph subspaceFeshbach caseunphysical sheet

Mathematics Subject Classification ID

Linear operators and ill-posed problems, regularization (47A52)

Related Items (2)

Many-body excitations in trapped Bose gas: A non-Hermitian approach ⋮ Beyond mean-field: Condensate coupled with pair excitations

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