Exercise logic.propositional.dnf
Description
Proposition to DNF
Derivation
![](http://ideas.cs.uu.nl/images/external.png)
(F /\ r) || p || q || ~~p || q
⇒ logic.propositional.falsezeroandF || p || q || ~~p || q
⇒ logic.propositional.falsezeroorp || q || ~~p || q
⇒ logic.propositional.notnotp || q || p || q
⇒ logic.propositional.idemporp || q