Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.falsezeroand

F || ~~(F || p) || q

⇒ logic.propositional.falsezeroor

~~(F || p) || q

⇒ logic.propositional.notnot

F || p || q

⇒ logic.propositional.falsezeroor

p || q