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Comments on Topologically Massive Gravity with Propagating Torsion

J. L. Boldo, L. M. de Moraes, J. A. Helayel-Neto

hep-tharXiv:hep-th/9903127

Abstract

We study and discuss some of the consequences of the inclusion of torsion in 3D Einstein-Chern-Simons gravity. Torsion may trigger the excitation of non-physical modes in the spectrum. Higher-derivative terms are then added up and tree-level unitarity is contemplated.

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