Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.absorpand

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

⇒ logic.propositional.absorpand

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

⇒ logic.propositional.falsezeroand

q || F || ~~p