Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.notnot

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