Focuses on the relationship between definable forcing and descriptive set theory; the forcing serves as a tool for proving independence of inequalities between
Ever since Paul Cohen's spectacular use of the forcing concept to prove the independence of the continuum hypothesis from the standard axioms of set theory, for
Descriptive set theory has been one of the main areas of research in set theory for almost a century. This text presents a largely balanced approach to the subj
This book introduces a new research direction in set theory: the study of models of set theory with respect to their extensional overlap or disagreement. In Par
Introduction and preliminaries Linear fractional maps with an interior fixed point Non elliptic automorphisms The parabolic non automorphism Supercyclic linear