Slides
To see the slides of a talk click on its title.
V. Chepoi-
Constant approximation algorithms for embedding graph metrics into trees and outerplanar graphs
G. Niblo
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Topological superrigidity
P. Pansu
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Metric problems concerning nilpotent groups
S. Rees
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Artin groups: automatic structures and geodesics
Y. Vaxes
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Diameters, centers, and approximating trees of delta-hyperbolic geodesic spaces and graphs
A. Vdovina
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Buildings, expanders and Beauville structures
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