Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.falsezeroand

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

⇒ logic.propositional.falsezeroor

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

⇒ logic.propositional.notnot

q || (~q -> p)

⇒ logic.propositional.defimpl

q || ~~q || p

⇒ logic.propositional.notnot

q || q || p

⇒ logic.propositional.idempor

q || p