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