My research area is geometric geometry, geometric topology and geometric group theory. Occasionally, I apply these to other fields, like algebraic geometry and representation theory.
35 Does the curvature determine the metric? jun 21 '12
27 Open immersions of open manifolds jun 19 '12
27 good covers of manifolds may 11 '14
27 Proofs of the Stallings-Swan theorem may 4 '12