Universität Bonn

Workshop: "K-theory in topology and non commutative geometry"


August 21-25, 2017

HIM Lecture Hall,  Poppelsdorfer Allee 45

Organizers: 

Guillermo Cortiñas, Hélène Esnault, Christian Haesemeyer, Holger Reich, Jonathan Rosenberg

Speakers: 

F. Arici (Nijmegen), S. Arklint (Copenhagen), C. Ausoni (Paris 13), P. Carrillo Rouse (Toulouse III), J. Cuntz (Münster), G. Garkusha (Swansea), P. Julg (Orléans), M. Karoubi (Paris Jussieu), D. Kasprowski (Bonn), R. Kaufmann (Purdue), W. Lück (Bonn), R. Meyer (Göttingen), K. Moi (MPI Bonn), R. Nest (Copenhagen), E. Pedersen (Copenhagen), B. Richter (Hamburg), M. Weiss (Münster), G. Yu (Texas A&M)


Schedule

Monday, August 21

10:15 - 10:50 Registration & Welcome coffee
10:50 - 11:00 Opening remarks
11:00 - 12:00 Max Karoubi: Algebraic maps between spheres and Bott periodicity
12:00 - 13:50 Lunch break
13:50 - 14:50 Paulo Carrillo Rouse: On geometric obstructions for Fredholm boundary conditions for manifolds with corners via K-theory
15:00 - 16:00 Grigory Garkusha: Algebraic Kasparov K-theory, framed correspondences and stable motivic homotopy theory (after Cuntz and Voevodsky)
16:00 - 16:30 Tea and cake
16:30 - 17:30 Pierre Julg: Casimir operator and K-theory for real-rank one simple Lie groups
afterwards Reception

Tuesday, August 22

09:30 - 10:30 Joachim Cuntz: Semigroup C*-algebras and toric varieties
10:30 - 11:00 Group photo and coffee break
11:00 - 12:00 Francesca Arici: Sphere bundles in noncommutative geometry
12:00 - 13:50 Lunch break
13:50 - 14:50 Ralph Kaufmann: K-theoretical and noncommutative methods for topological properties of materials
15:00 - 16:00 Daniel Kasprowski: Shortening binary complexes and commutativity of K-theory with infinite products
16:00 - 16:30 Tea and cake
16:30 - 17:30 Michael Weiss: The Hatcher-Waldhausen map as a map of spaces with involution

Wednesday, August 23

09:30 - 10:30 Wolfgang Lück: The Farrell-Jones Conjecture and its applications
10:30 - 11:00 Coffee break
11:00 - 12:00 Guoliang Yu: Quantitative operator K-theory and its applications
12:00 - Lunch break, free afternoon
16:00 - 16:30 Tea and cake
19:00 - Conference dinner at the Restaurant Meyer's (Clemens-August-Str. 51a)

Thursday, August 24

09:30 - 10:30 Ryszard Nest: On group extensions and the Tate symbol on K3
10:30 - 11:00 Coffee break
11:00 - 12:00 Kristian Moi: Real topological Hochschild homology
12:00 - 13:50 Lunch break
13:50 - 14:50 Birgit Richter: Towards topological Hochschild homology of Johnson-Wilson spectra
15:00 - 16:00 Sara Arklint: K-theory for non-simple C*-algebras arising from dynamical systems
16:00 - 16:30 Tea and cake
16:30 - 17:30 Ralf Meyer: Classifying C*-algebras through homological algebra in triangulated categories

Friday, August 25

09:30 - 10:30 Christian Ausoni: On THH of topological K-theory
10:30 - 11:00 Coffee break
11:00 - 12:00 Erik Kjær Pedersen: Some remarks on the surgery exact sequence
12:00 - Lunch break, farewell

Participants

Person
Affiliation
Period of stay
Francesca Arici Radboud Universiteit Nijmegen
Sara Arklint University of Copenhagen
Christian Ausoni Université Paris 13
Tom Bachmann Universität Essen
Ulrich Bunke Universität Regensburg
Paulo Carrillo Rouse Université Toulouse III
Guillermo Cortiñas Universidad de Buenos Aires
Joachim Cuntz WWU Münster
Bjørn Ian Dundas University of Bergen
Sergio Estrada University of Murcia
Alexander Frei WWU Münster
Grigory Garkusha Swansea University
Daniel Grech University of Warwick
Piotr M. Hajac IMPAN
Alice Hedenlund University of Oslo
Roberta Anna Iseppi Aarhaus University
Ryomei Iwasa The University of Tokyo
Pierre Julg Université d'Orléans
Max Karoubi Université Paris 7 - Denis Diderot
Daniel Kasprowski Universität Bonn
Ralph Martin Kaufmann Purdue University
Wolfgang Lück Universität Bonn
Dylan Madden University of Warwick
Zachary McGuirk City University of New York
Bram Mesland Universität Bonn
Ralf Meyer Universität Göttingen
Kristian Jonsson Moi MPIM
Ryszard Nest Copenhagen University
Martin Nitsche Georg-August-Universität Göttingen
Mariko Ohara Shinshu University
Paul Arne Ostvaer University of Oslo
Byungdo Park City University of New York
Erik Kjær Pedersen University of Copenhagen
Safdar Quddus National Institute of Science Education and Research
Birgit Richter Universität Hamburg
Thomas Schick Universität Göttingen
Marco Schlichting University of Warwick
Kamran Sharifi Shahrood University of Technology
Thomas Skill Bochum University of Applied Sciences
Yuri Sulyma University of Texas at Austin
Christian Wegner Universität Bonn
Michael Weiss WWU Münster
Heng Xie University of Warwick
Guoliang Yu Texas A&M University
Wird geladen