Workshop on Noncommutative Geometry

in honour of the 60th birthday of Joachim Cuntz

Wednesday, September 24 --- Saturday, September 27, 2008

Muenster (Germany)

Organized by: Alain Connes, Siegfried Echterhoff, Wolfgang Lueck, Michael Puschnigg, Georges Skandalis


Important information: The conference dinner has been moved from Saturday evening to Friday evening. One can register for conference dinner here, where you also find a selection of three different menues to choose from. The price for the dinner party will be 30 EUROs (resp. 20 EUROs for students) per person (including drinks). The party takes place at the Restaurant Laguna Blue, Steinfurterstr. 104, Muenster.


We ask all participants which are fully funded by our institute to provide a conference fee of 50 EUROs.

This fee includes the price for the dinner party. The conference fee or the fee for the dinner party will be collected at the registration desk or can be paid during the conference at office 402 (Elke Koerner).


Registration for the dinner party will end on Tuesday, September 23.




Schedule of talks

All talks take place at lecture hall M5, Mathematisches Institut,

Westfaelische Wilhelms-Universitaet Muenster, Einsteinstr. 62, 48149 Muenster.


Wednesday, September 24

 8:30 -  9:20

Registration in Room 402


 9:20 -  9:30



 9:30 - 10:15

Richard Kadison

Pythagoras, Schur-Horn: Notes on non-commutative Euclidean geometry


Coffee break(and registration)


10:45 - 11:30

Sergio Doplicher

Quantum spacetime and non-commutative geometry

11:45 - 12:30

Michael Puschnigg

The Chern-Connes character


Lunch break


15:00 - 15:45

Ralf Meyer

Geometric equivariant bivariant K-theory


Tea/Coffee break


16:15 - 17:00

Guillermo Cortinas

Algebraic K-theory of algebraic Cuntz-Krieger algebras /

Equivariant algebraic kk.

17:15 - 18:00

Andreas Thom

Hyperlinear groups and the factorization property




Thursday, September 25



 9:30 - 10:15

Mikael Rordam

Simple C*-algebras, past and present


Tea/Coffee break


10:40 - 11:25

Eberhard Kirchberg

Some actions of locally compact groups on O_2

11:35 - 12:20

Wilhelm Winter

Topological and algebraic regularity properties of nuclear C*-algebras


Lunch break


15:00 -15:45

George Elliott

How useful ist the Cuntz semigroup?


Tea/Coffee break


16:15 - 17:00

Bruce Blackadar

Does bivariant K-theory see complex structure?

17:15 - 18:00

Marc Rieffel

Dirac operators for coadjoint orbits of compact semisimple Lie groups.




Friday, September 26



 9:30 - 10:15

Alain Connes

A unitary invariant in Riemannian Geometry


Tea/Coffee break


10:45 - 11:30

Genadi Kasparov

Transversally elliptic operators and K-theory.

11:45 - 12:30

Nigel Higson

The Connes-Kasparov isomorphism, Mackey's analogy, and parameters for representations.


Lunch break


15:00 - 15:45

Peter Schneider

p-adic group algebras in number theory


Tea/Coffee break


16:15 - 17:00

Jonathan Rosenberg

Beginnings of a noncommutative theory of nonlinear elliptic partial differential equations.

17:15 - 18:00

Guoliang Yu

Decomposition complexity and the stable Borel conjecture.





Dinner Party at

Laguna Blue





Saturday, September 27



 9:30 - 10:15

Dan Voiculescu

Free Analysis: the analogue of the Riemann sphere

10:30 - 11:15

Uffe Haagerup

The Effros-Ruan conjecture and dilation problems for completely positive maps.


Tea/Coffee break


11:45 - 12:30

Ryszard Nest

Spectral flow associated to KMS-states with periodic KMS group action

12:45 - 13:30

Roberto Longo

SUSY in the conformal world


How to get here: we can offer some travel information (german version); in case you want to use local public transportation we have some information about the bus lines; for a link to a local map showing the location of the Mathematics Department click here.


Siegfried Echterhoff

Last modified: Tue September 18 10:02:35 CEST 2008