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