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math.GR2003
Finite automorphisms of negatively curved Poincare Duality groups
F. T. Farrell, J. -F. Lafont
In this paper, we show that if G is a finite p-group (p prime) acting by automorphisms on a -hyperbolic Poincare Duality group, then the fixed subgroup is a Poincare Duality gro…
math.MG2003
Marked length rigidity for one dimensional spaces
Jean-Francois Lafont
Any two compact, complete, one-dimensional geodesic spaces with identical marked length spectrum have isometric -hull. The present version contains errors, notably in Lemmas 2…