Geometry and String Theory
HomePage (Rev #28, changes)
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This is the homepage for the UT Geometry and String Theory Seminar.
Spring 2009 Schedule
This semester, we will cover a motely collection of topics with no obvios relation between them.
| Date | Speaker | Topic |
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| 1/28 | Jacob Lurie | Discussion with Lurie about ETQFT and the Cobordism Hypothesis |
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| 2/4 | Distler | Recursion relations for scattering amplitudes in gauge theory and gravity |
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| 2/11 | Jaume Gomis | M2 branes |
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| 2/18 | David Ben-Zvi | Factorization and OPE |
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| 2/25 | Eric Sharpe | ? Non-birational twisted derived equivalences and Gauged Linear σ-models |
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| 3/4 | Sean Keel | K3 surfaces and torus fibrations (part I) |
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| 3/11 | Sean Keel | K3 surfaces and torus fibrations (part II) |
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| 3/25 | Anindya Dey | Modular differential equations and null vectors |
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| 4/1 | Xi Yin | ? Partition Functions for 3D Gravity |
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| 4/8 | Graeme Segal | ? |
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| 4/15 | Graeme Segal | ? |
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| 4/22 | ? | ? |
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| 4/29 | ? | ? |
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| 5/6 | ? | ? |
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References
Chiral or Factorization Algebras
- Frenkel and Ben-Zvi, Vertex Algebras and Algebraic Curves (2nd edition)
- Gaitsgory, Notes on Factorizable Sheaves
- Lurie, On the classification of topological field theories
- Beilinson and Drinfeld, Chiral Algebras
2d CFTs and 2+1 AdS gravity
Aswin’s talk (moved to theory brown bag on Mar 12) :
Modular Differential Equations and Null Vectors
- Reconstruction of conformal field theories from modular geometry on the torus, Mathur et al, Nucl. Phys. B 318(1989) 483
- Vertex operator algebra,elliptic functions and modular forms, Y.Zhu,J. Amer. Math. Soc. 9(1996) 237
- Constraints on extremal self-dual CFTS, M.R. Gaberdiel, arxiv:0707.4073[hep-th]
- Modular differential equations and null vectors, Gaberdiel et al, arxiv: 0804.0489[hep-th]