Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.truezeroand

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