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File:Abu Abdullah Muhammad bin Musa al-Khwarizmi.jpg

Deutsch: Sonderbriefmarke zu 4 Kopeken der ehemaligen Sowjetunion vom 6. September 1989 zum 1200sten Geburtstag von Abu Abdullah Muhammad bin Musa al-Khwarizmi (persisch: أبو عبد الله محمد بن موسى خوارزمي ).
Date 2004-07-16 (original upload date)
Source , specifically
Author Original uploader was Chris 73 at en.wikipedia
( Reusing this file)


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Article 1259. Objects of Copyright

Paragraph 5

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According to the Russian copyright law of 1993 ( Федеральный закон от 9.07.1993 № 5351-1), the following item is not subject to copyrights. It is a state symbols or tokens (which include flags, coats of arms, orders, banknotes and other state symbols and tokens).

This image (or derivatives) has been widely reproduced in printed books, including:

  • Michiel Keelstra. Een cultuurgeschiedenis van de wiskunde. Nieuwezijds: November 2006. ISBN 9057121360.
  • Corona Brezina. Al-Khwarizmi: The Inventor Of Algebra. (Great Muslim Philosophers and Scientists of the Middle Ages) ISBN 1404205136.

en:sl:Slika:Al-Hvarizmi 001.jpg |Source=Originally from en.wikipedia; description page is/was here.

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