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