Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.truezeroand

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

⇒ logic.propositional.notnot

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