Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

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