Abstract:
We introduce a class of systems, including Ledrappier's example, which do not have multiple mixing. A classification of such systems for 2D lattice actions is constructed.
Citation:
S. V. Tikhonov, “Rigidity of Actions with Extreme Deviation from Multiple Mixing”, Mat. Zametki, 103:6 (2018), 912–926; Math. Notes, 103:6 (2018), 977–989