Dual Affine invariant points

Elisabeth Werner, Mathieu Meyer, Carsten Schuett
2015 Indiana University Mathematics Journal  
An affine invariant point on the class of convex bodies Kn in R n , endowed with the Hausdorff metric, is a continuous map from Kn to R n which is invariant under one-to-one affine transformations A on R n
doi:10.1512/iumj.2015.64.5514 fatcat:5i5fegbgubfmzox7kaj7rpkp5u