- Nor[e1,e2,…] can be input in StandardForm and InputForm as . The character ⊽ can be entered as EscnorEsc or \[Nor]. »
- Nor[e1,e2,…] is equivalent to Not[Or[e1,e2,…]]. »
- Nor has attribute HoldAll, and explicitly controls the evaluation of its arguments. In Nor[e1,e2,…] the are evaluated in order, stopping if any one of them is found to be True. »
- Nor gives symbolic results when necessary, removing initial arguments that are False.
- Nor is not Flat.
Introduced in 2000