Jamshid al-Kashi
Ghiyāth al-Dīn Jamshīd Masʿūd al-Kāshī (or al-Kāshānī) (Persian: غیاث الدین جمشید کاشانی Ghiyās-ud-dīn Jamshīd Kāshānī) (c. 1380 Kashan, Iran – 22 June 1429 Samarkand, Transoxania) was an astronomer and mathematician during the reign of Tamerlane.
Ghiyāth al-Dīn Jamshīd Kāshānī | |
|---|---|
Opening bifolio of a manuscript of al-Kashi's Miftah al-Hisab. Copy created in Safavid Iran, dated 1656 | |
| Title | al-Kashi |
| Personal | |
| Born | c. 1380 |
| Died | 22 June 1429 (aged 49) Samarkand, Transoxania |
| Religion | Islam |
| Era | Islamic Golden Age-Timurid Renaissance |
| Region | Iran |
| Main interest(s) | Astronomy, Mathematics |
| Notable idea(s) | Pi decimal determination to the 16th place Law of cosines |
| Notable work(s) | Sullam al-Sama |
| Occupation | Persian Muslim scholar |
| Muslim leader | |
Influenced | |
Much of al-Kāshī's work was not brought to Europe and still, even the extant work, remains unpublished in any form.
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