Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished
~(q -> r) || ((q || (T /\ r) || q || (T /\ r)) /\ (q || (T /\ r)))
logic.propositional.idempor
~(q -> r) || ((q || (T /\ r)) /\ (q || (T /\ r)))
logic.propositional.truezeroand
~(q -> r) || ((q || r) /\ (q || (T /\ r)))