| The Columbia Encyclopedia, Sixth Edition. 2001-07. |
| Aryabhata |
(är´´y bh t´) (KEY) , c.476–550, Hindu mathematician and astronomer. He is one of the first known to have used algebra; his writings include rules of arithmetic and of plane and spherical trigonometry, and solutions of quadratic equations. |
| The Columbia Encyclopedia, Sixth Edition. Copyright © 2007 Columbia University Press. |
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