Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.compland

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

⇒ logic.propositional.falsezeroor

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