Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.falsezeroor

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

⇒ logic.propositional.absorpand

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

⇒ logic.propositional.idempand

~~p || q

⇒ logic.propositional.notnot

p || q