Al-Birjandi

Persian polymath · Academics · Died 1528

Abdal Ali ibn Muhammad ibn Husayn Birjandi was a 16th-century Persian astronomer, mathematician and physicist who lived in Birjand.

Al-Birjandi is read about 10 times a day, in 17 languages.

A typical day, 30 days to 25 June 2026

The middle day of the days counted, so one week of news cannot move it. The line under it is the last 60 days, one point a day.

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