Junior Geometry and Topology Seminar

Thu, 22/01/2009
12:00
Jeff Giansiracusa (Oxford) Junior Geometry and Topology Seminar Add to calendar SR1
Thu, 05/02/2009
12:00
João Lopes Costa (Oxford) Junior Geometry and Topology Seminar Add to calendar SR1
We prove uniqueness of the Kerr black holes within the connected, non-degenerate, analytic class of regular vacuum black holes. (This is joint work with Piotr Chrusciel. arXiv:0806.0016)
Thu, 12/02/2009
12:00
Arman Taghavi-Chabert (Oxford) Junior Geometry and Topology Seminar Add to calendar SR1
Thu, 19/02/2009
12:00
Dirk Schlueter (Oxford) Junior Geometry and Topology Seminar Add to calendar SR1
I will briefly discuss the construction of the moduli spaces of (semi)stable bundles on a given curve. The main aim of the talk will be to describe various features of the geometry and topology of these moduli spaces, with emphasis on methods as much as on results. Topics may include irreducibility, cohomology, Verlinde numbers, Torelli theorems.
Thu, 05/03/2009
12:00
David Baraglia (Oxford) Junior Geometry and Topology Seminar Add to calendar SR1
I will go over my paper (arXiv:0902.2135v1) which explains how semi-flat Calabi-Yau / G$ _2 $ manifolds can be constructed from minimal 3-submanifolds in a signature (3,3) vector space.
Thu, 12/03/2009
12:00
Ben Davison (Oxford) Junior Geometry and Topology Seminar Add to calendar SR1
This talk concerns the relationships between Donaldson-Thomas, Pandharipande-Thomas, and Szendroi invariants established via analysis of the geometry of wall crossing phenomena of suitably general moduli spaces. I aim to give a reasonably detailed account of the simplest example, the conifold, where in fact all of the major ideas can be easily seen.
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