Exercise logic.propositional.dnf
Description
Proposition to DNF
Derivation
~~(p || ~~p) || (F /\ r) || q
⇒ logic.propositional.falsezeroand~~(p || ~~p) || F || q
⇒ logic.propositional.falsezeroor~~(p || ~~p) || q
⇒ logic.propositional.notnotp || ~~p || q
⇒ logic.propositional.notnotp || p || q
⇒ logic.propositional.idemporp || q