Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.compland

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

⇒ logic.propositional.falsezeroor

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