Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.absorpand

(T /\ q) || ~~p

⇒ logic.propositional.notnot

(T /\ q) || p

⇒ logic.propositional.truezeroand

q || p