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