1.2 Semantics
Semantics assigns meaning to the formulas of propositional logic by assigning truth values to propositional variables and then extending this assignment to all formulas according to the logical connectives. Truth Values We use two truth values: $$ \mathrm{T} $$ and: $$ \mathrm{F} $$ The value $\mathrm{T}$ means true, and the value $\mathrm{F}$ means false, and every formula in classical propositional logic will receive exactly one of these two values once...