Mathematician:Liu Hui
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Mathematician
Chinese mathematician and writer.
Edited and published a book with solutions to mathematical problems presented in Chiu Chang Suann Jing ("Nine Chapters on the Mathematical Art"), in which he gave:
- a calculation of $\pi$ (pi) correct to $4$ decimal places
- proof of the formulae for the volume of the square pyramid and tetrahedron.
Possibly the first mathematician to discover, understand and use negative numbers.
Nationality
Chinese
History
- Born: about 220 or 225 in Wei, China
- Died: about 280 or 295 in China
Theorems and Definitions
Writings
- 263: Commentary on the Chiu Chang Suann Jing ("Nine Chapters on the Mathematical Art")
- 263: Haidao Suanjing ("The Sea Island Mathematical Manual")
Sources
- 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): Liu Hui (c. ad 263)
- 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): Liu Hui (c. ad 263)