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