Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

(F /\ r) || (~q -> ~~(F || p))

⇒ logic.propositional.falsezeroand

F || (~q -> ~~(F || p))

⇒ logic.propositional.falsezeroor

~q -> ~~(F || p)

⇒ logic.propositional.notnot

~q -> (F || p)

⇒ logic.propositional.falsezeroor

~q -> p

⇒ logic.propositional.defimpl

~~q || p

⇒ logic.propositional.notnot

q || p