Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.idempor

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

⇒ logic.propositional.notnot

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