Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.falsezeroand

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