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| | Nasir al-Din Tusi - Wikipedia, the free encyclopedia |
 | | Nasir al-Din Tusi commemorated on an Iranian stamp upon the 700th anniversary of his death. |
 | | Abu Jafar Muhammad Ibn Muhammad Ibn al-Hasan Nasir al-Din al-Tusi (also known as Nasir al-Din Tusi) (1201–1274) was a Persian scientist, of Shi'a Islamic belief, born in Tus, Khorasan, Iran. |
 | | Tusi is considered the first of the Maragheh School of astronomers, who made significant contributions to the development of astronomy. |
| en.wikipedia.org /wiki/Nasreddin_Tusi (466 words) |
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