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