Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.falsezeroand

q || ~~p || F

⇒ logic.propositional.falsezeroor

q || ~~p

⇒ logic.propositional.notnot

q || p