Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.idempand

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

⇒ logic.propositional.truezeroand

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

⇒ logic.propositional.notnot

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