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