Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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