- Or[e1,e2,…] can be input in StandardForm and InputForm as . The character can be entered as Esc||Esc, EscorEsc, or \[Or].
- Or has attribute HoldAll, and explicitly controls the evaluation of its arguments. In the are evaluated in order, stopping if any of them are found to be True.
- Or gives symbolic results when necessary, removing initial arguments that are False.
Introduced in 1988
(1.0)| Updated in 1996