1 Table of Contents: “... -- 6. Recursive Undecidability. Church’s Theorem -- Four Axiomatic Set Theory -- 1. An Axiom System...”

2 “... instructors feel the need to start their courses with the rudiments of logic, set theory, equivalence...”

3 Table of Contents: “... of Empirical Studies in Fuzzy Set Theory -- Building Fuzzy Systems Models -- Basic Cyclic Relators as a...”

4 Table of Contents: “...1. Connected Networks -- 1.0 Introduction -- 1.1 Set Theory -- 1.2 Sets with Two or Less Elements...”