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