OFFSET
0,1
COMMENTS
An algebraic number of degree 4: the smaller positive root of 16x^4 - 200x^2 + 125. - Charles R Greathouse IV, Dec 03 2012
LINKS
EXAMPLE
0.81229924058226581538967853053783616238725867880368775076951179784168...
MATHEMATICA
a=1; area=5/(2*Sqrt[5+2*Sqrt[5]]); RealDigits[N[area, 20]]
PROG
(PARI) 5/sqrt(20+8*sqrt(5)) \\ Charles R Greathouse IV, Dec 03 2012
CROSSREFS
KEYWORD
AUTHOR
Vladimir Joseph Stephan Orlovsky, Jun 26 2010
EXTENSIONS
Offset corrected, keyword:cons inserted by R. J. Mathar, Jun 28 2010
Name corrected by Charles R Greathouse IV, Dec 03 2012
STATUS
approved