On closed subgroups of the group of homeomorphisms of a manifold
  Let $M$ be a triangulable compact manifold. We prove that, among closed subgroups of $\homeo_{0}(M)$ (the identity component of the group of homeomorphisms of $M$), the subgroup consisting of volume preserving elements is maximal. 
Fr\'ed\'eric Le Roux (IMJ)
math.DS