Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.falsezeroand

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

⇒ logic.propositional.falsezeroand

~~~~p || F || q || ~~p

⇒ logic.propositional.falsezeroor

~~~~p || q || ~~p

⇒ logic.propositional.notnot

~~p || q || ~~p

⇒ logic.propositional.notnot

p || q || ~~p

⇒ logic.propositional.notnot

p || q || p