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