An answer to Hammerlindl's question on strong unstable foliations

Yan Ren, Shaobo Gan, Pengfei Zhang

Let $f:{\mathbb{T}}^3\to {\mathbb{T}}^3$ be a partially hyperbolic diffeomorphism on the 3-torus ${\mathbb{T}}^3$. In his thesis, Hammerlindl proved that for lifted center foliation $\ma…