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