Semiclassical Virasoro symmetry of the quantum gravity -matrix
Jun 12, 2014
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Abstract: (Springer)
It is shown that the tree-level -matrix for quantum gravity in four-dimensional Minkowski space has a Virasoro symmetry which acts on the conformal sphere at null infinity.Note:
- 22 pages, 1 figure
- Gauge Symmetry
- Classical Theories of Gravity
- Space-Time Symmetries
- symmetry: Virasoro
- space: Minkowski
- quantum gravity
- S-matrix
- tree approximation
- semiclassical
- conformal
References(33)
Figures(1)
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