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