A Krein-like formula for singular perturbations of self-adjoint operators and applications

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DOI10.1006/jfan.2000.3730zbMath0981.47022arXivmath/0005082OpenAlexW2042819332MaRDI QIDQ5940315

Andrea Posilicano

Publication date: 20 September 2001

Published in: Journal of Functional Analysis (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/math/0005082

zbMATH Keywords

singular perturbations trace Kein-like resolvent formula Malgrange space symmetric operators

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) Linear symmetric and selfadjoint operators (unbounded) (47B25)

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