OFFSET
0,1
COMMENTS
Probability that a randomly picked triangle in a unit square is obtuse.
REFERENCES
Steven R. Finch, Mathematical Constants, Cambridge University Press, 2003, Section 8.1 Geometric Probability Constants, p. 480.
LINKS
Eric Langford, A problem in geometric probability, Mathematics Magazine, Nov-Dec, 1970, 237-244.
Eric Weisstein's World of Mathematics, Square Triangle Picking
EXAMPLE
0.725206483...
MATHEMATICA
RealDigits[97/150+\[Pi]/40, 10, 120][[1]] (* Harvey P. Dale, Apr 01 2011 *)
PROG
(PARI) 97/150 + Pi/40 \\ Michel Marcus, Jan 24 2021
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
Eric W. Weisstein, Mar 17 2004
STATUS
approved