| Pi by the
billions
Yasumasa Kanada
and his colleagues have computed 206.2 billion decimal digits of pi,
besting their previous record of 51.5 billion digits.
References:
Kanada’s
announcement of his computation of 206.2 billion digits of pi can be
found at http://www.cecm.sfu.ca/personal/jborwein/Kanada_200b.html,
with additional details at ftp://www.cc.u-tokyo.ac.jp/README.our_latest_record.
Further Readings:
Peterson, I. 1998.
Picking off more pieces of pi. Science News 154(Oct. 17):255.
______. 1997. An
enormous chunk of pi. Science News 152(Aug. 9):92.
______. 1995. A
new formula for picking off pieces of pi. Science News 148(Oct.
28):279.
Additional
information about pi can be found at http://www.cecm.sfu.ca/personal/jborwein/pi_cover.html.
Sources:
Yasumasa Kanada
University of Tokyo
Information Technology Center
Computer Centre Division
Bunkyo-ku Yayoi 2-11-16
Tokyo 113-8658
Japan
Web site: http://pi2.cc.u-tokyo.ac.jp/index.html
From Science
News, Vol. 156, No. 16, October 16, 1999, p. 255. Copyright © 1999,
Science Service. |