OFFSET
0,1
LINKS
Steven R. Finch, Width Distributions for Convex Regular Polyhedra, arXiv:1110.0671 [math.MG], 2011-2016.
Steven R. Finch, Mean width of a regular simplex, arXiv:1111.4976 [math.MG], 2011-2016, E(w_3^2).
FORMULA
Equals 1/3 + (3+sqrt(3))/(3*Pi).
EXAMPLE
0.83541951799105468804154302618268520453471478493645978176...
MATHEMATICA
RealDigits[1/3 + (3+Sqrt[3])/(3*Pi), 10, 120][[1]] (* Amiram Eldar, May 31 2023 *)
PROG
(PARI) 1/3+(3+sqrt(3))/(3*Pi) \\ Charles R Greathouse IV, Oct 04 2012
CROSSREFS
KEYWORD
AUTHOR
Jonathan Vos Post, Oct 04 2011
STATUS
approved