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