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