Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished
T /\ ((~~p /\ T) || (F /\ r) || q)
logic.propositional.truezeroand
T /\ (~~p || (F /\ r) || q)
logic.propositional.notnot
T /\ (p || (F /\ r) || q)