This article is cited in 12 papers

Brief Communications

On a Lemma of Berezin

A. M. Bikchentaev

N. G. Chebotarev Research Institute of Mathematics and Mechanics, Kazan State University

Keywords: self-adjoint operator, ideal, transformer, Hilbert space, trace-class operator, unitarily invariant norm, Krein trace formula.

Received: 30.12.2009

DOI: 10.4213/mzm8721

 English version: Mathematical Notes, 2010, 87:5, 768–773

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