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