# Nabla

> Mediated Wiki article. Canonical URL: https://mediated.wiki/source/Nabla
> Markdown URL: https://mediated.wiki/source/Nabla.md
> Source: https://en.wikipedia.org/wiki/Nabla
> Source revision: 1293493669
> License: Creative Commons Attribution-ShareAlike 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/)

{{Wikt}}

'''Nabla''' may refer to any of the following:

* the [nabla symbol](/source/nabla_symbol) ∇
** the vector differential operator, also called [del](/source/del), denoted by the nabla
* Nabla, tradename of a type of [rail fastening system](/source/rail_fastening_system) (of roughly triangular shape)
* [''Nabla'' (moth)](/source/Nabla_(moth)), a genus of moths
* [Nabla (instrument)](/source/Nabla_(instrument)), the Greek word for a Phoenician stringed instrument after the triangular shape of which all of the above are named, reported as "nebel/nevel" in Hebrew sources.
* [Ranjan Daimary](/source/Ranjan_Daimary) or D. R. Nabla, an Indian militant
==See also==
*[nambla](/source/nambla)

{{disambiguation}}

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Adapted from the Wikipedia article [Nabla](https://en.wikipedia.org/wiki/Nabla) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/Nabla?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.