Seminar series
Date
Mon, 15 Nov 2010
Time
15:45 -
16:45
Location
L3
Speaker
Pierre Pansu
Organisation
Orsay
We prove that no Riemannian manifold quasiisometric to
complex hyperbolic plane can have a better curvature pinching. The proof
uses cup-products in $L^p$-cohomology.