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