Central charge, trace and gravitational anomalies in two dimensions
- 15 October 1988
- journal article
- research article
- Published by American Physical Society (APS) in Physical Review D
- Vol. 38 (8) , 2482-2489
- https://doi.org/10.1103/physrevd.38.2482
Abstract
The origin of the trace anomaly and of the central charge in the Virasoro algebra associated with the energy-momentum tensor of a bosonic two-dimensional model is considered. It is shown that both these quantities represent different aspects of the same gravitational anomaly.Keywords
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