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