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math.DS2021
Counterexamples to a rigidity conjecture
Giovanni Forni, Adam Kanigowski
We discuss several counterexamples to a rigidity conjecture of K. Khanin, which states that under some quantitative condition on non-existence of periodic orbits, conjugacy i…
math.DS2021★ 4 cited
Exponential mixing implies Bernoulli
Dmitry Dolgopyat, Adam Kanigowski, Federico Rodriguez-Hertz
Let be a diffeomorphism of a compact manifold preserving a smooth measure . We show that if is exponentially mixing then it is Bernoulli.
math.DS2021
On arithmetic functions orthogonal to deterministic sequences
Adam Kanigowski, Joanna Kulaga-Przymus, Mariusz Lemańczyk +1
We prove Veech's conjecture on the equivalence of Sarnak's conjecture on Möbius orthogonality with a Kolmogorov type property of Furstenberg systems of the M\''obius function. This…