The talks take place online on Wednesdays, 13:15-14:45.
Schedule:
- Mar 11. Nicola: 3d gravity and its relationship with the 3d BF theory. Notes.
- Mar 18. Nima: Discretization of 2d and 3d BF theories. Ponzano-Regge model. Notes.
- Mar 25. Pavel: Partition function of BF theories in terms of Reidemeister torsion. Asymptotics of 6j-symbols. Notes.
- Apr 1. Ödül: 3d TQFTs from spherical fusion categories, Turaev-Viro model. Notes.
- Apr 8. Giovanni: ADM formalism for 4d Einstein-Hilbert gravity. Wheeler-DeWitt equation. Notes.
- Apr 22. Michele: 4d gravity as 4d BF theory with constraints. Plebanski and MacDowell-Mansouri actions. Notes.
- Apr 29. Ödül: Ooguri and Crane-Yetter state sums. 4d TQFTs from ribbon fusion categories. Notes.
- May 6. Francisco: Ashtekar's new variables and their quantization. Notes.
- May 13. Pavel: Loop quantum gravity, Barrett-Crane and EPRL-FK models. Notes.
- May 20. Michele: phase space of 4d gravity. Notes.
References.