File:Uniform curl.svg

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Description	A plot of the vector field $F(x,y)=y\boldsymbol{\hat{x}}-x\boldsymbol{\hat{y}}$ . Self-made with Mathematica and MS Paint. Converted to SVG by 03:00, 21 July 2007 (UTC). Updated to reflect Mathematica 7.0 syntax and formatting Feb 17, 2011 (UTC).
Date	2007-05-23 (first version); 2007-05-23 (last version)
Source	Originally from en.wikipedia; description page is/was here.
Author	Original uploader was Loodog at en.wikipedia
Permission ( Reusing this file)	CC-BY-2.5; Released under the GNU Free Documentation License.

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Loodog at en.wikipedia, the copyright holder of this work, hereby publishes it under the following licenses:

Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License.

http://www.gnu.org/copyleft/fdl.htmlGFDLGNU Free Documentation Licensetruetrue

	This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license.
	Attribution: Loodog at en.wikipedia
	You are free: to share – to copy, distribute and transmit the work to remix – to adapt the work Under the following conditions: attribution – You must attribute the work in the manner specified by the author or licensor (but not in any way that suggests that they endorse you or your use of the work). share alike – If you alter, transform, or build upon this work, you may distribute the resulting work only under the same or similar license to this one.
	This licensing tag was added to this file as part of the GFDL licensing update.CC-BY-SA-3.0 truetrue

This file is licensed under the Creative Commons Attribution 2.5 Generic license.

Attribution: Loodog at en.wikipedia

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Mathematica 7 Source Code

VectorPlot[{y, -x}, {x, -5, 5}, {y, -5, 5}, FrameLabel->{"x","y"}]

File usage

The following pages on Schools Wikipedia link to this image (list may be incomplete):

Curl (mathematics)

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A background to Schools Wikipedia

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