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