Complete sequences of coanalytic sets
Volume 224 / 2014
Fundamenta Mathematicae 224 (2014), 1-16
MSC: Primary 03E15.
DOI: 10.4064/fm224-1-1
Abstract
The notion of a complete sequence of pairwise disjoint coanalytic sets is investigated. Several examples are given and such sequences are characterised under analytic determinacy. The ideas are based on earlier results of Saint Raymond, and generalise them.
