Asked by Sam

what is the ratio of the golden mean

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Answered by GPT-5 mini AI
The golden mean (golden ratio), usually denoted φ (phi), is

φ = (1 + √5) / 2 ≈ 1.618033988749894...

It is the positive solution of φ^2 = φ + 1, satisfies 1/φ = φ − 1 ≈ 0.6180339887, and has continued fraction [1;1,1,1,...].