08/09 L. Paunescu The Birkhoff -von Neumann Theorem in type II_1 setting 05/01 A. Brothier Propriétés d’approximation et sous-facteurs
2015
09/06 J. Dodziuk Surjectivity of the Laplacian on infinite graphs (11h00, salle 2016) 27/05 L. Carbone Finite presentations of hyperbolic Kac-Moody groups (15h00, salle 2016) 27/05 R. Tanaka Random walks on hyperbolic groups : entropy and drift (16h00, salle 2016)
2014
17/12 S. Popa Paving over arbitrary MASAs in von Neumann algebras 03/12 X. Li L’entropie et le théorème de rigidité pour le laplacien de Witten sur les variétés riemanniennes 09/04 I. Capdeboscq (11h00, salle 1006) On some subgroups of topological Kac-Moody groups 02/04 P. Varju (10h00, salle 2014) Random walks on compact Lie groups 02/04 A. Navas (11h00, salle 2014) Some examples of non-rectifiable, repetitive Delone sets 05/03 G. Willis (11h00, salle 1006) A canonical form of almost automorphisms of trees 05/03 M. Mimura (10h00, salle 1006) Group approximation in Cayley topology and coarse geometry 27/02 B. Steinberg Self-similar semigroups and finite state Markov chains 26/02 P. Zalesski The profinite topology on groups 26/02 S. Sidki On the n-ary adding machine 26/02 P. Nowak Coarse geometry via uniformly bounded representations 18/02 W. Woess (mardi, 11h00, salle 2014) Isotropic Markov semigroups on ultra-metric spaces 11/02 R. Tanaka (mardi, 16h00, salle 008) Random walks on solvable Lie groups and their harmonic measures
2013
27/11 I. Moerdijk Classifying toposes and classifying spaces 06/11 X. Li W-entropy formula, Perelman’s Ricci flow and optimal transport on manifolds with weighted measure 24/04 H. Moscovici On the twisted local index formula 03/04 M. Eckstein Causal Structure for Noncommutative Geometry 27/03 G. Kasparov Foliations, Clifford algebras, and Transverse Index theory 06/03 A. Karlsson Two extensions of Thurston’s spectral theorem for surface diffeomorphisms 27/02 J.-C. Picaud Fonction de Margulis, exposants critiques et spectre essentiel des variétés à courbure négative 20/02 A. Sambusetti Do negatively curved manifolds with (non-uniform) lattices have a Margulis function ? (suite) 06/02 A. Szczepanski Properties of Hantzsche-Wendt groups
2012
23/11 D. Kahrobaei (salle 7D01) 14:00-15:00 Non-commutative Group-based Cryptography 15/11 F. Cipriani 10:00-11:00 Potential Theory on Compact Quantum Groups with applications to Noncommutative Geometry 15/11 P. Martinetti 11:00-12:00 Aspect métrique du plan de Moyal en géométrie non-commutative 04/10 T. Gelander 15:30-16:30 Asymptotic behavior of Betti numbers 27/09 T. Gelander 10:15-11:15 Fixed points and derivations 27/09 T. Kato 15:30-16:30 Moduli spaces of holomorphic curves into infinite dimensional spaces 27/09 S. Tsujimoto 16:30-17:30 An extension of BBS from the theory of Toda system 27/09 H. Helfgott 17:30-18:30 Growth in the symmetric group
2011
15/12 T. Kato (Jeudi 15h salle 1D23) Automata groups, tropical geometry and dynamical Burnside problem 25/05 G. Willis Totally disconnected, locally compact groups : contraction groups and directions of automorphisms 02/03 T. Kondo CAT(0) spaces and nonlinear spectral gap 02/02 C. Perin Logique du premier ordre des groupes hyperboliques
Séminaires passés
14/12
(11h00) M. Aka (Salle 0D09)
Arithmetic groups with isomorphic quotients
14/12
(14h00) G. Niblo (Salle 7D01)
Topological superrigidity
14/12
(15h30) T. Kato (Salle 7D01)
Hyperbolic systems of PDEs and automata groups in tropical geometry
14/12
(16h45) S. Garion (Salle 7D01)
Transitive and highly transitive actions of Out(Fn)
14/12
(18h00) A. Takatsu (Salle 7D01)
Wasserstein geometry on Porous medium equation
24/11
(16h00) T. Dymarz (Orsay)
Bilipschitz equivalence is not equivalent to quasi-isometric equivalence for finitely generated groups
24/11
(17h00) T. Gelander (Jerusalem)
Simple groups with no lattices
10/11
F. Cipriani
Some theorems in noncommutative potential theory
03/11
H. Helfgott
La croissance dans les groupes algébriques et ses implications : un survol
27/10
A. Navas
Some results and questions about semigroup embedings and orderable groups
20/10
G. Baumslag
Finitely generated metabelian and free metabelian groups
13/10
S. Garion
Transitive and highly transitive actions of Out(Fn)
06/10
M. Mimura
On quasi-homomorphisms and commutators in SLn(A) (A:ring)
