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On the two-loop divergences of supersymmetric gravitation |
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| Authors: | E Tomboulis |
| Institution: | Joseph Henry Laboratories, Princeton University, Princeton, New Jersey 08540, USA |
| Abstract: | Using an essentially dispersive approach to renormalization that allows us to consider subdivergences on-shell, we show that in supergravitational 2-loop amplitudes with external gravitons all non-local, non-renormalizable divergences cancel on-shell. |
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