Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.falsezeroand

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

⇒ logic.propositional.falsezeroor

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

⇒ logic.propositional.idempand

(~~p || q) /\ T

⇒ logic.propositional.notnot

(p || q) /\ T