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INTER-UNIVERSITY CENTRE FOR ASTRONOMY AND ASTROPHYSICS
(An Autonomous Institution of the University Grants Commission)
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SEMINAR
|
DR. RODRIGO OLEA |
| Universidad Andres Bello (UNAB), Santiago, Chile |
| KOUNTERTERMS IN ANTI-DE SITTER GRAVITY |
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As an alternative to the holographic renormalization procedure, we introduce a regularization scheme for AdS gravity based on the addition boundary terms which are a given polynomial of the extrinsic and intrinsic curvatures (Kounterterms). Since these terms are closely related to either topological invariants or Chern-Simons densities in the corresponding dimension, they can be easily generalized to other gravity theories (Einstein-Gauss-Bonnet, Lovelock, etc.). Finally, a general prescription on how to obtain the standard counterterm series in AdS gravity is given. |
| IUCAA Lecture Hall, Bhaskara 3 |
| February 4, 2013, 16:00 hrs. |