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