Entropy and isoperimetry for linear and non-linear group actions

  • Misha Gromov

    Institut des Hautes Études Scientifiques, Bures-Sur-Yvette, France

Abstract

We prove inequalities of isoperimetric type for groups acting on linear spaces and discuss related geometric and combinatorial problems, where we use the Boltzmann entropy to keep track of the cardinalities (and/or measures) of sets and of the dimensions of linear spaces.

Cite this article

Misha Gromov, Entropy and isoperimetry for linear and non-linear group actions. Groups Geom. Dyn. 2 (2008), no. 4, pp. 499–593

DOI 10.4171/GGD/48