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