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