Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

q || (~~(T /\ p) /\ T) || (F /\ r)
logic.propositional.truezeroand
q || ~~(T /\ p) || (F /\ r)
logic.propositional.notnot
q || (T /\ p) || (F /\ r)
logic.propositional.truezeroand
q || p || (F /\ r)