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