Exercise logic.propositional.dnf
Description
Proposition to DNF
Derivation
~~(q || (F /\ r) || ~~p)
⇒ logic.propositional.notnotq || (F /\ r) || ~~p
⇒ logic.propositional.falsezeroandq || F || ~~p
⇒ logic.propositional.falsezeroorq || ~~p
⇒ logic.propositional.notnotq || p