Exercise logic.propositional.dnf
Description
Proposition to DNF
Derivation
Final term is not finished
(q || ~r) /\ T /\ ~~(p /\ ~q) /\ ~~(p /\ ~q)
⇒ logic.propositional.demorganand(q || ~r) /\ T /\ ~(~p || ~~q) /\ ~~(p /\ ~q)
⇒ logic.propositional.notnot(q || ~r) /\ T /\ ~(~p || q) /\ ~~(p /\ ~q)