Isomorphism of pointed minimal systems is not classifiable by countable structures

math.LO

/ Authors

/ Abstract

We prove that the topological conjugacy relations both for minimal systems and pointed minimal systems are not Borel-reducible to any Borel $S_{\infty}$-action.

Isomorphism of pointed minimal systems is not classifiable by countable structures

math.LO

/ Authors

Ruiwen Li, Bo Peng

/ Abstract

We prove that the topological conjugacy relations both for minimal systems and pointed minimal systems are not Borel-reducible to any Borel $S_{\infty}$-action.