Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.falsezeroand

F || ~~(~~p || p) || q

⇒ logic.propositional.falsezeroor

~~(~~p || p) || q

⇒ logic.propositional.notnot

~~p || p || q

⇒ logic.propositional.notnot

p || p || q

⇒ logic.propositional.idempor

p || q