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