Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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