Arima Yoriyuki
Appearance
Template:Japanese name Arima Yoriyuki (有馬 頼徸, December 31, 1714 – December 16, 1783) was a Japanese mathematician of the Edo period. He was the lord of Kurume Domain and approximated the value of and its square, . In 1766, he found the following rational approximation of pi, correct to 29 digits:[1][2]
References
- ^ "Collection of approximations for ". Retrieved 2008-04-04.
- ^
Hardy, G. H. (1978). An Introduction to the Theory of Numbers. Oxford Science Publications.
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