Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

(r /\ T) || q || ~(q -> r)

⇒ logic.propositional.defimpl

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

⇒ logic.propositional.demorganor

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.absorpor

(r /\ T) || q

⇒ logic.propositional.truezeroand

r || q