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