Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.idempand

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

⇒ logic.propositional.notnot

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