Page personnelle de Romain Tessera
Chargé de recherche CNRS à l'U.M.P.A. (E.N.S. Lyon).
Vanderbilt (Nashville), post-doc. Page web: Romain Tessera.
Université de Cergy-Pontoise, doctorant en mathématiques sous
la direction de Thierry
Coulhon et de Alain
Valette. Thèse soutenue le 28 Juin 2006.
ENS Paris, promo de maths 2000
(Pré)publications.
(2007) Coarse embeddings into a Hilbert space,
Haagerup Property and Poincare inequalities
(pdf ). To appear in Journal of Topology and
Analysis.
(2007) (with Xiaoman Chen, Xianjin Wang, Guoliang Yu)
Metric sparsification and operator norm
localization.
(pdf ), Advances in Math. 218 (2008), 1496-1511.
(2007) On the Lp-distorsion of finite
quotients of amenable groups.
(pdf ). To appear in Positivity.
(2007)
Isoperimetric profile of subgroups and probability of return of random
walks on elementary solvable groups.
(pdf ).
(2006) Large-scale Sobolev inequalities on metric
measure spaces.
(pdf ). To appear in Rev. Mat.
Iberoamericana.
(2006)(avec Yves de
Cornulier)
Quasi-isometrically embedded free
sub-semigroups.
(pdf ). Geom. Topol. 12 (2008), 461-473.
(2006) Asymptotic isoperimetry on groups and
uniform embeddings into Banach spaces.
(pdf ). To appear in Comment. Math. Helv.
(2006) Vanishing of the first reduced cohomology
with values in a Lp-representation.
(pdf ). To appear in Annales de l'Institut
Fourier.
(2006) Quantitative property A, Poincaré
inequalities, Lp-compression and Lp-distortion for metric measure
spaces. To appear in Geom. Dedicata. (pdf ).
(The original publication is available at
www.springerlink.com).
(2006)(avec Yves de
Cornulier et Alain Valette) Isometric
group actions on Hilbert
spaces:
growth of cocycles. Geom. Funct. Anal. 17 (2007), 770-792.
(pdf ).
(2006)(avec Yves de
Cornulier et Alain Valette) Isometric
group actions on Hilbert
spaces:
structure of orbits (pdf ). To appear in
Canandian Math. J.
(2006)(avec Yves de
Cornulier et Alain Valette) Isometric group actions on Banach
spaces and representations vanishing at infinity.
(pdf ). To appear in
Transformation Groups.
(2006) Ma thèse.(pdf
).
(2005) Asymptotic isoperimetry of balls
in
metric measured spaces.
(pdf ) Publicaciones Mathematiques 50, 2, 315-348.
(2005) Volume of spheres in metric measured
spaces and in groups of polynomial growth. A paraître dans Bulletin de la
SMF.
(pdf ).
Autres textes mathématiques.
(2007) Finding left inverses for
operators on lp(Zd) with polynomial decay.
(pdf ).
(2003) (avec Yves de
Cornulier)
Un
petit article, sur le problème du prolongement à la frontière d'une
fonction convexe sur un ouvert de Rn.(pdf ).
(2003) (avec Yves de
Cornulier)
Exposé de maîtrise sur la moyennabilité et le paradoxe de Banach
Tarski. (pdf ).