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