Image:Euclid-proof.jpg

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This image is copyrighted. The copyright holder has irrevocably released all rights to it, allowing it to be freely reproduced, distributed, transmitted, used, modified, built upon, or otherwise exploited in any way by anyone for any purpose, commercial or non-commercial, with or without attribution of the author.

Note: This tag should not be used anymore! Please use instead: {{PD-self}} (if the uploader releases the rights), {{PD-user|user}} (if another user released his/her rights), or {{Copyrighted free use}}, use {{PD-user-w|projectcode|projectname|username}} for users with no account on Commons. {{PD-author|author}} (if another people released his/her rights) If the work is PD for another reason, check the copyright tag page or use {{PD-because|reason}}.

[edit] Original upload log

(All user names refer to en.wikipedia)

• 2006-03-04 04:52 Bcrowell 448×458×8 (62882 bytes) == Summary == a proof from Euclid's elements source: http://en.wikipedia.org/wiki/Image:Euclid-Elements.pdf {{PD}}
• 2006-03-04 04:39 Bcrowell 561×570×8 (89818 bytes) a proof from Euclid's elements source: http://en.wikipedia.org/wiki/Image:Euclid-Elements.pdf

• Euclidean geometry
• Euclid's Elements
• History of algebra