Ergodicity of ℤ² extensions of irrational rotations

Yuqing Zhang

Studia Mathematica (2011)

  • Volume: 204, Issue: 3, page 235-246
  • ISSN: 0039-3223

Abstract

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Let = [0,1) be the additive group of real numbers modulo 1, α ∈ be an irrational number and t ∈ . We study ergodicity of skew product extensions T : × ℤ² → × ℤ², T ( x , s , s ) = ( x + α , s + 2 χ [ 0 , 1 / 2 ) ( x ) - 1 , s + 2 χ [ 0 , 1 / 2 ) ( x + t ) - 1 ) .

How to cite

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Yuqing Zhang. "Ergodicity of ℤ² extensions of irrational rotations." Studia Mathematica 204.3 (2011): 235-246. <http://eudml.org/doc/285504>.

@article{YuqingZhang2011,
abstract = {Let = [0,1) be the additive group of real numbers modulo 1, α ∈ be an irrational number and t ∈ . We study ergodicity of skew product extensions T : × ℤ² → × ℤ², $T(x,s₁,s₂) = (x + α, s₁ + 2χ_\{[0,1/2)\}(x) - 1, s₂ + 2χ_\{[0,1/2)\}(x+t) - 1)$.},
author = {Yuqing Zhang},
journal = {Studia Mathematica},
keywords = {cocycle; ergodicity; irrational rotations},
language = {eng},
number = {3},
pages = {235-246},
title = {Ergodicity of ℤ² extensions of irrational rotations},
url = {http://eudml.org/doc/285504},
volume = {204},
year = {2011},
}

TY - JOUR
AU - Yuqing Zhang
TI - Ergodicity of ℤ² extensions of irrational rotations
JO - Studia Mathematica
PY - 2011
VL - 204
IS - 3
SP - 235
EP - 246
AB - Let = [0,1) be the additive group of real numbers modulo 1, α ∈ be an irrational number and t ∈ . We study ergodicity of skew product extensions T : × ℤ² → × ℤ², $T(x,s₁,s₂) = (x + α, s₁ + 2χ_{[0,1/2)}(x) - 1, s₂ + 2χ_{[0,1/2)}(x+t) - 1)$.
LA - eng
KW - cocycle; ergodicity; irrational rotations
UR - http://eudml.org/doc/285504
ER -

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