1 Table of Contents: “... the Descartes Circle Theorem for Steiner n-Cycles -- Equation Systems with Free-Coordinates Determinants...”

2 “... and person. Following Descartes' dictum that it is the ability to speak that distinguishes human from beast...”

3 Table of Contents: “... quotation from Descartes...”

4 “.... Descartes, a dualist, discussed the interaction between body and soul through an interface organ and thus...”