Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notfalse

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