Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.falsezeroand

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

⇒ logic.propositional.falsezeroor

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

⇒ logic.propositional.falsezeroor

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

⇒ logic.propositional.idempand

(~~p || q) /\ T

⇒ logic.propositional.notnot

(p || q) /\ T