2 papers
math.DS2007
Algebraic Polymorphisms
Klaus Schmidt, Anatoly Vershik
In this paper we consider a special class of polymorphisms with invariant measure, - (cf.[1])- the algebraic polymorphisms of compact groups. A general polymorphism is -- by defini…
math.DS2006★ 5 cited
Recurrence of cocycles and stationary random walks
Klaus Schmidt
We survey distributional properties of -valued cocycles of finite measure preserving ergodic transformations (or, equivalently, of stationary random walks in $\mathbb…