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