Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.idempand

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