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