Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.falsezeroand

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