Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.nottrue

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

⇒ logic.propositional.falsezeroand

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

⇒ logic.propositional.falsezeroor

T /\ (q || p)