OFFSET
0,1
COMMENTS
An algebraic integer with minimal polynomial x^4 - 6*x^2 + 4. - Charles R Greathouse IV, Mar 25 2014
REFERENCES
Steven R. Finch, Mathematical Constants, Cambridge University Press, 2003, Section 3.16 Turan's power sums constants, p. 246.
LINKS
EXAMPLE
0.874032048897642...
MATHEMATICA
RealDigits[Sqrt[2]/GoldenRatio, 10, 100][[1]] (* G. C. Greubel, Aug 17 2018 *)
PROG
(PARI) sqrt(3-sqrt(5)) \\ Charles R Greathouse IV, Mar 25 2014
(Magma) SetDefaultRealField(RealField(100)); 2*Sqrt(2)/(1 + Sqrt(5)); // G. C. Greubel, Aug 17 2018
CROSSREFS
KEYWORD
AUTHOR
N. J. A. Sloane, Jun 15 2004
STATUS
approved
