Exercise logic.propositional.cnf.unicode
Description
Proposition to CNF (unicode support)
Derivation
![](http://ideas.cs.uu.nl/images/external.png)
¬(¬(¬T ∧ ¬T) ∧ r ∧ (r ↔ r))
⇒ logic.propositional.idempand¬(¬¬T ∧ r ∧ (r ↔ r))
⇒ logic.propositional.nottrue¬(¬F ∧ r ∧ (r ↔ r))
Description
Proposition to CNF (unicode support)