Ergodicity of Z2extensions of irrational rotations

Yuqing Zhang
2011 Studia Mathematica  
Let T = [0, 1) be the additive group of real numbers modulo 1, α ∈ T be an irrational number and t ∈ T. We study ergodicity of skew product extensions T :
doi:10.4064/sm204-3-3 fatcat:woga2w5vzfhy3inel7q6brfq3q