Cyril Houdayer

Professor of Mathematics

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Groups and Operator Algebras seminar (2022-2023)

Organizers: Camille Horbez and Cyril Houdayer

Mondays, 2PM-3PM, building 307, room 2P8, Université Paris-Saclay, Orsay

Next Talks

Monday February 13

Lukas Rollier (KU Leuven)

tba

Monday April 3

François Le Maître (IMJ)

tba

Previous Talks

Monday September 12

Cyril Houdayer (Université Paris-Saclay)

The noncommutative factor theorem for higher rank lattices

Monday September 26

Rachel Skipper (ENS Paris)

Braiding groups of homeomorphisms of the Cantor set

Monday October 10

Itamar Vigdorovich (Weizmann Institute)

The space of characters, its dynamics, and applications to arithmetic groups

Monday October 17

Omar Mohsen (Université Paris-Saclay)

An introduction to maximally hypoelliptic differential operators and index theory

Monday October 24

Federica Fanoni (CNRS & Université Paris-Est Créteil)

Generating big mapping class groups

Monday November 14

Gonzalo Emiliano Ruiz Stolowicz (EPFL)

Hyperbolic representations of groups and functions of hyperbolic type: the case SL2(R)

Monday November 21

Anne Lonjou (Université Paris-Saclay & University of the Basque Country)

Cremona groups over finite fields and Neretin groups

Monday December 5

Itamar Vigdorovich (Weizmann Institute)

The simplex of traces of a group or of a C*-algebra

Monday January 9

Matthieu Joseph (Université Paris-Saclay)

Invariant random subgroups of Polish groups

Monday January 23

Sami Douba (IHES)

Dense subgroups of simple Lie groups via bending

Monday January 30

David Xu (Université de Lorraine)

Convex cocompact representations into the group of isometries of the infinite dimensional hyperbolic space

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