- 05-138 Johannes Kellendonk, Serge Richard
- A topological version of Levinson's theorem
Apr 16, 05
(auto. generated pdf),
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Abstract. In the framework of scattering theory, we show how
the scattering matrix can be related to the projection on the
bound states by an index map of K-theory.
Pairings with appropriate cyclic cocyles lead
naturally to a topological version of Levinson's theorem.