Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

q || (~~F /\ T /\ r) || (~~p /\ T)

⇒ logic.propositional.truezeroand

q || (~~F /\ T /\ r) || ~~p

⇒ logic.propositional.notnot

q || (~~F /\ T /\ r) || p