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Timeline Explorer · Umar Khayyam · Stop 1 of 4

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Birth: Umar Khayyam

1048 CE · 439 AH

A mathematician, astronomer, philosopher and poet. Little is known of his life.

Nishapur

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  1. Birth: Umar Khayyam — 1048 CE · 439 AH

    A mathematician, astronomer, philosopher and poet. Little is known of his life.

  2. Khayyam's algebra treatise — c. 1070 CE · c. 462 AH†

    About 1070 Umar Khayyam composed his treatise on the demonstration of problems of algebra, solving cubic equations with conic sections .

  3. The Jalali calendar reform — between 1074 and 1075 CE · 467 AH

    Sultan Malik-Shah charged Umar Khayyam and a team of astronomers with reforming the calendar; at the Isfahan observatory they produced the Jalali calendar about 467/1079 .

  4. Death: Umar Khayyam — 1131 CE · 526 AH

    A mathematician, astronomer, philosopher and poet. Little is known of his life.