Matches in DBpedia 2014 for { ?s ?p Abu Sa'id Ahmed ibn Mohammed ibn Abd Jalil Sijzi (short for Sijistani) (Persian: ابوسعید سجزی) was a Persian astronomer and mathematician from Sistan, a region lying in the south-west of Afghanistan and south-east of Iran.Sijzi is thought to have been born around 945 CE, and lived through about 1020. His main scientific focus was astronomy. He had a deep knowledge of literature which he used to his advantage. He dedicated work to 'Adud al-Daula and the prince of Balkh. He also worked in Shiraz making astronomical observations from 969 to 970. He also did a lot of geometry work.. }
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- Sijzi abstract "Abu Sa'id Ahmed ibn Mohammed ibn Abd Jalil Sijzi (short for Sijistani) (Persian: ابوسعید سجزی) was a Persian astronomer and mathematician from Sistan, a region lying in the south-west of Afghanistan and south-east of Iran.Sijzi is thought to have been born around 945 CE, and lived through about 1020. His main scientific focus was astronomy. He had a deep knowledge of literature which he used to his advantage. He dedicated work to 'Adud al-Daula and the prince of Balkh. He also worked in Shiraz making astronomical observations from 969 to 970. He also did a lot of geometry work.".