Exercise logic.propositional.dnf
Description
Proposition to DNF
Derivation
Final term is not finished
T /\ (~~q || (~~~r /\ ~r)) /\ ~(~~~(q /\ ~q /\ ~q) /\ ~(p /\ ~q))
⇒ logic.propositional.notnotT /\ (~~q || (~~~r /\ ~r)) /\ ~(~(q /\ ~q /\ ~q) /\ ~(p /\ ~q))
⇒ logic.propositional.complandT /\ (~~q || (~~~r /\ ~r)) /\ ~(~(F /\ ~q) /\ ~(p /\ ~q))
⇒ logic.propositional.falsezeroandT /\ (~~q || (~~~r /\ ~r)) /\ ~(~F /\ ~(p /\ ~q))
⇒ logic.propositional.notfalseT /\ (~~q || (~~~r /\ ~r)) /\ ~(T /\ ~(p /\ ~q))