1 Table of Contents: “... and Formal Information Constructions -- Pre-Topological and Topological Approximation Operators -- Frames...”

2 “... hybrid that “crossbreeds” topology (Stone spaces) and order (Kripke frames), resulting in the structures...”

3 Table of Contents: “... -- Topological interpretations of provability logic; Lev Beklemishev and David Gabelaia -- Derivational modal...”

4 Table of Contents: “... algebraic logic - An introductory chapter (Josep Maria Font) -- Chapter 4. Topological duality and algebraic...”