Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.truezeroand

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

⇒ logic.propositional.notnot

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