Zhu Zaiyu

Zhu Zaiyu
Hereditary Prince of Zheng (鄭世子)
Tenure1593–1611
Born1536, Huaiqing, Henan, Ming dynasty
Died19 May 1611
Issue
  • Zhu Yixi
  • Zhu Yitai
Names
Zhu Zaiyu (朱載堉)
Posthumous name
Hereditary Prince Duanqing (端清世子)
HouseZhu
FatherZhu Houwan, Prince Gong of Zheng
OccupationAstronomer, historian, physicist, mathematician, choreographer, music theorist

Zhu Zaiyu (Chinese: 朱載堉; 1536 – 19 May 1611) was a Chinese scholar, mathematician and music theorist. He was a prince of the Chinese Ming dynasty. In 1584, Zhu innovatively described the equal temperament via accurate mathematical calculation.