Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.nottrue

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

⇒ logic.propositional.falsezeroand

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

⇒ logic.propositional.falsezeroor

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