Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

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

⇒ logic.propositional.falsezeroand

~~p || (~F -> q)

⇒ logic.propositional.notfalse

~~p || (T -> q)

⇒ logic.propositional.defimpl

~~p || ~T || q

⇒ logic.propositional.notnot

p || ~T || q

⇒ logic.propositional.nottrue

p || F || q

⇒ logic.propositional.falsezeroor

p || q