Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

q || (T /\ ~(T /\ ~p)) || (F /\ r)

⇒ logic.propositional.truezeroand

q || ~(T /\ ~p) || (F /\ r)

⇒ logic.propositional.truezeroand

q || ~~p || (F /\ r)

⇒ logic.propositional.notnot

q || p || (F /\ r)