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