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The photo carries no copyright and may be freely used for publications. IMU requests, though, that Stefan Zachow's authorship is duly acknowledged. This is the medal that was declined in 2006 by en:Grigori Perelman for his work on the en:Poincaré conjecture. Source: The International Mathematical Union (with more detailed information about copyright at an image description page there)
Date 2007-10-15 (original upload date)
(Original text : 2007-06-16 (first version); 2007-06-19 (last version))
Source Transferred from en.wikipedia; transfer was stated to be made by User:OhanaUnited.
(Original text : Originally from en.wikipedia; description page is/was here.)
Author Stefan Zachow. Original uploader was Geometry guy at en.wikipedia

Later versions were uploaded by Ianmacm at en.wikipedia.

Original uploader was Ianmacm at en.wikipedia
(Reusing this file)

(Original text : PD-AUTHOR; Released into the public domain (by the author).)






Public domain This work has been released into the public domain by its author, Stefan Zachow (via the International Mathematical Union). This applies worldwide.
In some countries this may not be legally possible; if so:
Stefan Zachow (via the International Mathematical Union) grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

Original upload log

The original description page is/was here. All following user names refer to en.wikipedia.

  • 2007-10-15 09:24 Ianmacm 800×769×8 (117793 bytes) {{Information |Description={{en|Photo of the face of a Fields Medal made by Stefan Zachow for the International Mathematical Union (IMU).}} {{es|Fotografía de una cara de la [[w:es:Medalla Fields|Medalla Fields]] hecha por Stefan Zachow para la Unión I
Public Domain

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EXIF data:
File name fieldsmedalfrontarchimedes.jpg
Size, Mbytes 0.1150322265625
Mime type image/jpeg
Camera manufacturer PENTAX Corporation
Camera model PENTAX K10D
Image resolution in width direction 240
Image resolution in height direction 240
Unit of X and Y resolution 2
Software used Adobe Photoshop CS Windows

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