Browsing by Author "90ab20e4-609a-41c0-aeab-d04332a7057b"
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Donoso, Sebastián; Sun, Wenbo (Hebrew University Magnes Press, 2018-06)We provide various counter examples for quantitative multiple recurrence problems for systems with more than one transformation. We show that:There exists an ergodic system (X,X, mu,T (1), T (2)) with two commuting ...