Jamshīd al-Kāshī

Persian astronomer and mathematician

Jamshīd al-Kāshī - Persian astronomer and mathematician
Born

1380
645 years ago

Died

June 22nd, 1429
595 years ago — 49 years old

Category

Scientists & Innovators

Country

Iran

Links & References

Contributed significantly to astronomy and mathematics during the 15th century. Developed theories on planetary motions and created accurate astronomical tables. Worked on the calculation of sine functions, which advanced understanding of trigonometry. Wrote 'Zij-i Ilkhani', a comprehensive astronomical text that included calculations for the positions of the sun, moon, and planets.

Authored 'Zij-i Ilkhani'

Advanced trigonometric calculations

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