Science Fair Project Encyclopedia
Abu'l-Hasan al-Uqlidisi
Abu'l Hasan Ahmad ibn Ibrahim Al-Uqlidisi was an Arab mathematician, possibly from Damascus He wrote the earliest surviving book on the Hindu place-value system, known in the west as Arabic numerals, around 952. It is especially notable for its treatment of decimal fractions , and that it showed how to carry out calculations without deletions.
Reference
Last updated: 06-03-2005 02:25:11
10-26-2009 08:16:03
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The contents of this article is licensed from www.wikipedia.org under the GNU Free Documentation License. Click here to see the transparent copy and copyright details