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