Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

(r || q || p) /\ (F || q || ~~p)
logic.propositional.falsezeroor
(r || q || p) /\ (q || ~~p)
logic.propositional.notnot
(r || q || p) /\ (q || p)
logic.propositional.absorpand
q || p