### Some articles on *chongzhi*:

Zu

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**Chongzhi**- Life and Works...

**Chongzhi**'s ancestry was from modern Baoding, Hebei ... Zu**Chongzhi**, along with his son Zu Gengzhi, wrote a mathematical text entitled Zhui Shu (Method of Interpolation) ... strongly urged that the fraction be named after Zu**Chongzhi**as Zu**Chongzhi**fraction ...Chinese Mathematicians - Mathematics in The Period of Disunity

... century, another influential mathematician named Zu

... century, another influential mathematician named Zu

**Chongzhi**, introduced the Da Ming Li ... Today, the only sources are found in Book of Sui, we now know that Zu**Chongzhi**was one of the generations of mathematicians ... values over a whole millennium earlier than Europe" Along with his son, Zu Geng, Zu**Chongzhi**used the Cavalieri Method to find an accurate solution for calculating the volume of the sphere ...Liu Hui's π Algorithm - Later Developments

... Zu

... Zu

**Chongzhi**was familiar with Liu Hui's work, and obtained greater accuracy by applying his algorithm to a 12288-gon ... That was the famous Zu**Chongzhi**π inequality ... Zu**Chongzhi**then used the interpolation formula by He Chengtian (何承天, 370-447) and obtained an approximating fraction ...Wu Yuanji - Campaign Against The Imperial Government - Defeat By Li Su

... Wu Yuanji put Dong

... Wu Yuanji put Dong

**Chongzhi**in charge of his strongest army, which rode mules, and Dong was stationed at Huiqu (洄曲, near Yancheng) to defend ... son Dong Chuandao (董傳道) to go to Dong**Chongzhi**'s camp to express Li Su's good faith ... Dong**Chongzhi**immediately abandoned his troops and returned to Cai Prefecture to surrender to Li Su ...Main Site Subjects

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