i) Introduction ii) Proof and the Law iii) Descartes: Doubt, Contradiction and Definitions iv) Analytic Truths v) Tr...

◊ Benjamin Franklin was not the first postmaster-general of the US. Benjamin Franklin ◊ was not the first postmaster-general of t...

Firstly we can say that logical identity is  reflexive . In other words, everything (or every  thing ) is identical to itself. In symbols: ∀...