Exercise logic.propositional.dnf

Description
Proposition to DNF

Derivation

Final term is not finished

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

⇒ logic.propositional.notnot

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

⇒ logic.propositional.falsezeroand

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

⇒ logic.propositional.notfalse

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