Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished
((F || q || F) /\ (r || q)) || ~~(p || p)
logic.propositional.falsezeroor
((q || F) /\ (r || q)) || ~~(p || p)
logic.propositional.falsezeroor
(q /\ (r || q)) || ~~(p || p)