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