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math.QA2007★ 20 cited
On the relation between the WRT invariant and the Hennings invariant
Qi Chen, Srikanth Kuppum, Parthasarathy Srinivasan
The purpose of this note is to provide a simple relation between the Witten-Reshetikhin-Turaev SO(3) invariant and the Hennings invariant of 3-manifolds associated to quantum sl_2.
math.GT2007★ 3 cited
Higher Rank TQFT Representations of SL(2,Z) are Reducible
Qi Chen, Thomas Kerler
In this article we give examples which show that the TQFT representations of the mapping class groups derived from quantum SU(N) for N>2 are generically decomposable. One general d…