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