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