Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.truezeroand

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

⇒ logic.propositional.demorganand

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

⇒ logic.propositional.notnot

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