Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.falsezeroand

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

⇒ logic.propositional.falsezeroor

(~p -> q) /\ T

⇒ logic.propositional.defimpl

(~~p || q) /\ T

⇒ logic.propositional.notnot

(p || q) /\ T