Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished
~~~(~(T /\ ~~(T /\ (q || p) /\ ~q)) /\ T) /\ (q || ~r) /\ T
logic.propositional.truezeroand
~~~(~(T /\ ~~(T /\ (q || p) /\ ~q)) /\ T) /\ (q || ~r)