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