Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.nottrue

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

⇒ logic.propositional.falsezeroand

~~(F || p || q)

⇒ logic.propositional.falsezeroor

~~(p || q)