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