Anyone else want to have a go at this? I'd really appreciate your comments. Blaise? Bruce? qwandor?
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About Me
- Gael
- During the day I haruspicate, prognosticate, and prevaricate. The rest of the time I somnambulate.
3 comments:
For Φ ∈ (1, 5), (3 - Φ) is purely real while sqrt((Φ-5)(Φ-1)) is purely imaginary. So the imaginary part of the expression will be ±sqrt((Φ-5)(Φ-1))/2.
I answer over here.
No, the imaginary part is the coefficient on i.
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