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