Workshop on Geometry and Physics

Dates: 12 - 14 January 1999
Location: Room 102, Mathematics Building, University of Adelaide
Organiser: Siye Wu (
Principal Speaker: Professor Yongbin Ruan (University of Wisconsin-Madison)


Tuesday, 12th January

Morning Session Chair: Siye Wu

10h10-11h00: Yongbin Ruan (University of Wisconsin-Madison)
An introduction to quantum cohomology

11h10-12h00: Alan Carey (University of Adelaide)
Spectral flow

Afternoon Session Chair: Peter Bouwknegt

14h10-15h00: David Adams (University of Adelaide)
Semiclassical approximation and Witten's 3-manifold invariant

Coffee break

15h30-16h20: Siye Wu (University of Adelaide)
Global anomaly matching in supersymmetric gauge theories

Wednesday, 13th January

Morning Session Chair: David Adams

10h10-11h00: Yongbin Ruan (University of Wisconsin-Madison)
Relative Gromov-Witten invariants and degeneration formula

11h10-12h00: Adam Harris (University of Adelaide)
Removable singularities for vector bundles with L^p curvature

Afternoon Session Chair: Adam Harris

14h10-15h00: Ruibin Zhang (University of Queensland)
Quantum groups and supersymmetry

Coffee break

15h30-16h20: Peter Bouwknegt (University of Adelaide)
q-identities and (affinized) projective varieties

Evening: Workshop Dinner

Thursday, 14th January

Morning Session Chair: Bryan Wang

10h10-11h00: Yongbin Ruan (University of Wisconsin-Madison)
Naturality of quantum cohomology and birational geometry

11h10-12h00: Varghese Mathai (University of Adelaide)
Random potentials, area cocycle and the generalized quantum Hall effect

Afternoon Session Chair: Varghese Mathai

14h10-15h00: Steven Bradlow (University of Illinois, Urbana-Champaign)
Equations in gauge theory and dimensional reduction

Coffee break

15h30-16h20: Stephan Stolz (University of Notre Dame)
A conjecture concerning positive Ricci curvature and the Witten genus