## Operator Algebra working seminar

After a long hiatus due to the pandemic, the working seminar resumes in 2022-23 on Wednesdays between 12-14h in room 200B-02.18. Please consult the table below for more details. For the time being, talks are limited in length to 2x40min with a break.

Date | Speaker | Start time | Title |
---|---|---|---|

21/12 | --- | ||

14/12 | Tey Berendschot | 12:30 | Phase transitions for nonsingular Bernoulli actions |

07/12 | --- | ||

30/11 | Matteo Pagliero | 12:15 | Amenability of W*- and C*-dynamical systems, part 3 |

23/11 | Soham Chakraborty | 12:15 | Amenability of W*- and C*-dynamical systems, part 2 |

16/11 | --- | ||

09/11 | Soham Chakraborty / Matteo Pagliero |
12:15 | Amenability of W*- and C*-dynamical systems, part 1 |

02/11 | --- | ||

26/10 | Johannes Christensen | 12:30 | Tracial weights on topological graph algebras |

19/10 | Daniel Drimbe | 12:30 | Measure equivalence rigidity via s-malleable deformations |

Date | Speaker | Title |
---|---|---|

20/04 | Lukas Rollier | Voiculescu's Theorem
(Online talk) |

01/04 | Ben Bouwen | Brown's Theorem
(Online talk) |

09/03 | Melvin Yeung | C*-Cartan pairs and groupoid representations |

02/03 | Gabor Szabo | Automorphisms that are uniformly close to the identity |

17/02 | Baukje Debets | Enveloping von Neumann algebras |

14/01 | Ben Bouwen / Lukas Rollier / Melvin Yeung | Intermediate Master thesis presentations |

17/12 | Jonas Wahl | Inductive limits of compact quantum groups and their characters |

10/12 | Tey Berendschot | An introduction to completely positive maps |

03/12 | Mateusz Wasilewski | An introduction to completely positive maps |

19/11 | Bram Verjans / Matthias Valvekens | Tomita-Takesaki theory |

12/11 | Bram Verjans / Matthias Valvekens | Tomita-Takesaki theory |

05/11 | Gabor Szabo | Multiplier algebras of C*-algebras |

22/10 | Lise Wouters | Elliott intertwining |

15/10 | Mateusz Wasilewski | Multipliers on group C*-algebras |

Date | Speaker | Title |
---|---|---|

25/06 | Bruno Braga | Nonlinear geometry of operator spaces |

04/06 | Alessandro Vignati | Everything you ever wanted to know about the Calkin algebra |

28/05 | Functional Analysis Master thesis seminar (13:30 to 15:30) | |

21/05 | Baukje Debets | On the classification of single automorphisms |

07/05 | Matthias Valvekens | L^2-Betti numbers through the lens of the Lück dimension |

23/04 | Stuart White | Classification of *-homomorphisms |

09/04 | Gabor Szabo | An introduction to Matui-Sato's property (SI) and its applications |

02/04 | Alessandro Vignati | An introduction to the Razak-Jacelon algebra |

26/03 | Stefaan Vaes | Ergodicity and type of nonsingular Bernoulli actions |

12/03 | Mateusz Wasilewski | Spectra of multipliers of full group C*-algebras |

05/03 | Chris Schafhauser | Subalgebras of simple AF-algebras |

26/02 | Alessandro Vignati | When an approximate truth is true: on, and beyond, Kirchberg's epsilon-test. |

12/02 | Thibault Pillon | Irreducible affine isometric actions |

05/02 | Jorge Castillejos | An introduction to Elliott intertwining |

29/01 | Matthias Valvekens | Representations of rigid C*-tensor categories |

22/01 | Bram Verjans | On the unique trace on every II_1 factor |

18/12 | Adrian Gonzalez Perez | Fourier approximation for SLn |

11/12 | Mateusz Wasilewski | Quantum isomorphisms of graphs and monoidal equivalence |

04/12 | Tobe Deprez | Ozawa's class (S) for locally compact groups and unique prime factorisation |

13/11 | Gabor Szabo | The McDuff theorem for strongly self-absorbing C*-algebras
(exceptionally in room B.02.16!) |

06/11 | Jorge Castillejos | Classification of strict closures |