Misc,

Duality in N=2 minimal model holography

, and .
(Jul 27, 2012)

Abstract

Recently a duality between a family of N=2 supersymmetric higher spin theories on AdS3, and the 't Hooft like limit of a class of Kazama-Suzuki models (that are parametrised by N and k) was proposed. The higher spin theories can be described by a Chern-Simons theory based on the infinite-dimensional Lie algebra shs\mu, and under the duality, is to be identified with łambda=N/(N+k+1). Here we elucidate the structure of the (quantum) asymptotic symmetry algebra sW\_ınfty\mu for arbitrary and central charge c. In particular, we show that for each value of the central charge, there are generically four different values of that describe the same sW\_ınfty algebra. Among other things this proves that the quantum symmetries on both sides of the duality agree; this equivalence does not just hold in the 't Hooft limit, but even at finite N and k.

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