This image of simple geometry is ineligible for copyright and therefore in the public domain, because it consists entirely of information that is common property and contains no original authorship.
Original upload log
This image is a derivative work of the following images:
2010-10-05T16:58:11Z Tuvalkin 500x500 (465 Bytes) Code reverted to [http://upload.wikimedia.org/wikipedia/commons/archive/6/6c/20071023144037%21BSicon_exLUECKE.svg previous one], which lacks all the sodipodi cr♨p (5 kB instead of mere 456 byes!) but lacked correct SVG head
2007-10-23T14:40:37Z Dealerofsalvation 500x500 (4734 Bytes) Reverted to version as of 16:19, 22 November 2006 (restore SVG title)