1+sqrt(5)/2

1+sqrt(5)/2

Input
1 + sqrt(5)/2
Decimal approximation
2.118033988749894848204586834365638117720309179805762862135…
Alternate form
1/2 (2 + sqrt(5))
Minimal polynomial
4 x^2 – 8 x – 1
Continued fraction
[2; 8, 2^_]

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