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