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