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math.DS2009
Resolving extensions of finitely presented systems
Todd Fisher
In this paper we extend certain central results of zero dimensional systems to higher dimensions. The first main result shows that if (Y,f) is a finitely presented system, then the…
math.DS2007
Quasi-Anosov diffeomorphisms of 3-manifolds
Todd Fisher, M Alejandra Rodriguez Hertz
In 1969, Hirsch posed the following problem: given a diffeomorphism, and a compact invariant hyperbolic set, describe its topology and restricted dynamics. We solve the problem whe…