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