Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.absorpor

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

⇒ logic.propositional.falsezeroand

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

⇒ logic.propositional.absorpor

F || q || ~~p

⇒ logic.propositional.falsezeroor

q || ~~p

⇒ logic.propositional.notnot

q || p