Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.idempand

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

⇒ logic.propositional.idempand

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