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