

Nor
Details

- Nor[e1,e2,…] can be input in StandardForm and InputForm as
. The character ⊽ can be entered as
nor
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.
Examples
open all close allScope (4)
Applications (4)
Properties & Relations (6)
See Also
BooleanConvert LogicalExpand Or Xor Nand Xnor Not BooleanCountingFunction
Characters: \[Nor]
Tech Notes
Related Guides
Related Links
History
Introduced in 2000 (4.1)
Text
Wolfram Research (2000), Nor, Wolfram Language function, https://reference.wolfram.com/language/ref/Nor.html.
CMS
Wolfram Language. 2000. "Nor." Wolfram Language & System Documentation Center. Wolfram Research. https://reference.wolfram.com/language/ref/Nor.html.
APA
Wolfram Language. (2000). Nor. Wolfram Language & System Documentation Center. Retrieved from https://reference.wolfram.com/language/ref/Nor.html
BibTeX
@misc{reference.wolfram_2025_nor, author="Wolfram Research", title="{Nor}", year="2000", howpublished="\url{https://reference.wolfram.com/language/ref/Nor.html}", note=[Accessed: 08-August-2025]}
BibLaTeX
@online{reference.wolfram_2025_nor, organization={Wolfram Research}, title={Nor}, year={2000}, url={https://reference.wolfram.com/language/ref/Nor.html}, note=[Accessed: 08-August-2025]}