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