Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.truezeroand

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

⇒ logic.propositional.truezeroand

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

⇒ logic.propositional.notnot

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