Fredrik at the English-language Wikipedia, the copyright holder of this work, hereby publishes it under the following license:

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

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	Attribution: Fredrik
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	This licensing tag was added to this file as part of the GFDL licensing update.http://creativecommons.org/licenses/by-sa/3.0/CC BY-SA 3.0Creative Commons Attribution-Share Alike 3.0truetrue

Original idea by Raul654. 2D vector versions drawn by Fredrik (except Wikistress0, by Azu). 3D versions created by Michael Kossin (NoPetrol) on November 17 - November 18, 2004. (NoPants version created by James X. Aardvark), 3D_5_v3 version created by Cactus.man and 3D_0_v3 version created by David Ruben).