Arima Yoriyuki (Redirected from Yoriyuki Arima)

Arima Yoriyuki

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.

He approximated the value of and its square, . In 1766, he found the following rational approximation of pi, correct to 29 digits:[1][2]

References

  1. ^ "Collection of approximations for ". Retrieved April 4, 2008.
  2. ^ Hardy, G. H.; E. M. Wright (1978). An Introduction to the Theory of Numbers. Oxford Science Publications.

Further reading

  • Döll, Steffen; Hinz, Andreas M. (2018). "Kyū-renkan – the Arima sequence". In Ogawa, T.; Morimoto, M. (eds.). Mathematics of Takebe Katahiro and History of Mathematics in East Asia. Advanced Studies in Pure Mathematics. 79. Tokyo: Mathematical Society of Japan. pp. 321–335.



This page was last updated at 2020-12-28 02:42 UTC. Update now. View original page.

All our content comes from Wikipedia and under the Creative Commons Attribution-ShareAlike License.


Top

If mathematical, chemical, physical and other formulas are not displayed correctly on this page, please useFirefox or Safari