OFFSET
0,1
COMMENTS
Average area of a triangle picked at random from points on the circumference of a unit circle.
The value of a princess-and-monster game on the unit circle, see Zelikin 1972. - Charles R Greathouse IV, Mar 24 2014
REFERENCES
M. I. Zelikin, A certain differential game with incomplete information. (Russian) Dokl. Akad. Nauk SSSR 202 (1972), pp. 998-1000.
LINKS
Eric Weisstein's World of Mathematics, Circle Triangle Picking
EXAMPLE
0.477464829...
MATHEMATICA
RealDigits[3/(2 Pi), 10, 120][[1]] (* Harvey P. Dale, Jun 10 2022 *)
PROG
(PARI) 1.5/Pi \\ Charles R Greathouse IV, Mar 24 2014
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
Eric W. Weisstein, Apr 01 2004
STATUS
approved