Fusion in Fractional Level sl(2)-Theories with k=-½

Ridout, David

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Fusion in Fractional Level sl(2)-Theories with k=-½

Date

2011

Authors

Ridout, David

Publisher

Elsevier

Abstract

The fusion rules of conformal field theories admitting an sl̂(2)-symmetry at level k=-1/2 are studied. It is shown that the fusion closes on the set of irreducible highest weight modules and their images under spectral flow, but not when "highest weight"