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.notnot~~p || ~~p || q
⇒ logic.propositional.idempor~~p || q
⇒ logic.propositional.notnotp || q