%0 Journal Article
%T An integer-valued version of the Birman-Krein formula
%A Alexander Pushnitski
%J Mathematics
%D 2010
%I arXiv
%X We discuss an identity in abstract scattering theory which can be interpreted as an integer-valued version of the Birman-Krein formula.
%U http://arxiv.org/abs/1006.0639v1