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