In the Euclidean space E of dimension n; an affine invariant point (resp. set) on the class of convex bodies of dimension $n$, endowed with the Hausdorff metric, is a continuous map from this class into  E (resp. into itself … Continue reading Colloquium: Tuesday, May 12 2pm. Speaker: Mathieu Meyer, (Universite Paris Est-Marne la Vallee) . Title: Affine points of convex bodies.