Definition:Main Connective/Propositional Logic/Definition 1

Definition

Let $\mathbf C$ be a WFF of propositional logic.

Let $\circ$ be a binary connective.

Then $\circ$ is the main connective if and only if the scope of $\circ$ is $\mathbf C$.

Also see

• Equivalence of Definitions of Main Connective

Sources

• 1965: E.J. Lemmon: Beginning Logic ... (previous) ... (next): Chapter $2$: The Propositional Calculus $2$: $1$ Formation Rules