Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.notfalse

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