The Golden Ratio φ 
The "golden ratio" φ is the solution to the equation φ = 1 + 1/φ
Iteration under this equality yields the continued fraction for φ.pic.twitter.com/noxz1MT2ti
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which has 1 complex 1 real root
x^2 - x - 1 = 0 --> x = [ 1 (+-) Sqrt(5) ]/2. No complex roots!
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Aa true, both real
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