COW seminar
Most meetings of the COW algebraic geometry seminar in 199596 took place in
Warwick as part of the Warwick Algebraic Geometry symposium organised by Miles
Reid and Nigel Hitchin.
Details of the activities of the COW this year may be found on the
COW homepage.

Warwick, Thursday 28th September 1995
2:00 Nick ShepherdBarron (Cambridge): Bad extremal rays
4:30 Klaus Hulek (Hannover): 2 and 3canonical embeddings

Cambridge, Thursday 12th October 1995
2:30 Hélène Esnault (Essen): An algebraic invariant of flat
bundles
4:30 Chris Anand (Warwick): A twistor construction for unitons

Warwick, Thursday 26th October 1995
4:00 Peter Gothen (Oporto): Topology of moduli of Higgs bundles
 Warwick Algebraic Geometry/COW seminar weekend, Warwick.

Friday 27th October
4:00 Simon Donaldson (Oxford): Symplectic geometry and almostcomplex
analysis

Saturday 28th October
10:30 Shigeru Mukai (Nagoya): The BrillNoether problem for vector
bundles on a curve, with application to Fano 3folds
12:00 Pelham Wilson (Cambridge): Symplectic deformations of
CalabiYau 3folds
2:30 Y. Namikawa (MPI and Warwick): Deformations of singular CalabiYau
3folds
4:00 Shigefumi Mori (RIMS, Kyoto): Quotients by groupoids

Sunday 29th October
10:30 Miles Reid (Warwick): The bicanonical map of a canonical
surface
12:00 Nick ShepherdBarron (Cambridge): Icosahedral Galois
extensions and Abelian varieties

Warwick, Thursday 9th November 1995
2:00 Alessio Corti (Chicago):
Del Pezzo surfaces over Dedekind domains
4:00 Miles Reid (Warwick):
Some remarks on the proof of classification of surfaces

Warwick, Thursday 16th November 1995
3:15 Y. Kachi (Tokyo):
Extremal contractions from 4folds to 3folds
5:00 Massimiliano Mella (Trento):
3folds of small degree

Warwick, Thursday 23rd November 1995
3:15 V. A. Iskhovskikh (Moscow):
The rationality problem for 3fold conic bundles I
5:00 Nick ShepherdBarron (Cambridge):
Projective models of some modular varieties

Warwick, Thursday 30th November 1995
3:15 Yujiro Kawamata (Tokyo):
Fujita's conjecture (on the very ampleness of K+mL)
5:00 Viktor Pidstrigach (Oxford):

Oxford, Thursday 15th February 1996
10:30 Christian Pauly (Durham):
Parabolic bundles and conformal blocks
12:00 Miles Reid (Warwick):
Singularities and surfaces

Warwick, Friday 23rd February 1996
12:00 Sergei Kuleshov (Moscow):
A new proof of the main theorem (braid transitivity for exceptional
bundles on P²)
2:00 Alexei Rudakov (Moscow):
Algebraic vector bundles on P²
and Del Pezzo surfaces: an attempt at classification
4:00 Richard Taylor (Oxford):
Galois groups and modular forms

Cambridge, 21st May 1996
2:30 Miles Reid (Warwick):
Embeddings of curves and surfaces  the bicanonical map
4:30 WeiPing Li (Hong Kong):
Rationality of moduli spaces of rank 3 stable bundles over P²

Warwick, 20th June 1996
2:00 Gábor Megyesi (Cambridge):
Configurations of conics with many tacnodes
4:00 Igor Dolgachev (Ann Arbor):
Rationality of configuration spaces of linear subspaces

Warwick, 27th June 1996
2:00 Christian Pauly (Madrid):
AbelJacobi stratification on 2 Theta
4:00 Bert van Geemen (Turin):
Monodromy of the Hitchin connection

Cambridge, 3rd July 1996
12:00 T. Shioda (Tokyo):
Some excellent families of elliptic curves
2:30 Igor Dolgachev (Ann Arbor):
Modular curves and K3 surfaces
4:15 Miles Reid (Warwick):
Graded rings over K3s
COW page
gks@maths.bath.ac.uk