Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.truezeroand

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.compland

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

⇒ logic.propositional.falsezeroor

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