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