Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.truezeroand

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

⇒ logic.propositional.notnot

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