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2 votes
0 answers
76 views

Periodic orbits of generalized cat map near the origin

Let $M\in SL(2,\mathbb{Z})$ have eigenvalues $\lambda, \lambda^{-1}$ with $\lambda>1$., and suppose $M$ is diagonalized as $Q\Lambda Q^{-1}$ with $\det Q=1$. (Note that his doesn't determine $Q$, ...
Yonah Borns-Weil's user avatar
2 votes
1 answer
752 views

Angle between two subspaces

Let $f:M\to M$ be a diffeomorphism on a compact riemannian manifold $M$.In the definition of a hyperbolic set we know that for all $x\in M$ there is a splitting of tangent space $T_xM=E^s(x)\oplus E^...
mac's user avatar
  • 279
5 votes
1 answer
227 views

Uniform hyperbolicity decay estimate

I have been trying to understand the proof of the following result, which is considered well-known. Theorem: Fix a compact metric space $X$, a homeomorphism $T:X \to X$, and a continuous map $ A : ...
Jake Fillman's user avatar