2 Oct
2020
2 Oct
'20
6:03 p.m.
Hmm, I went with A+B,0,B. On Fri, Oct 2, 2020 at 7:13 PM Henry Baker <hbaker1@pipeline.com> wrote:
Given points A,B on the unit circle in the complex plane, let theta=angle(A,0,B). Quickly give me a triple X,Y,Z such that theta/2=angle(X,Y,Z). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . theta/2=angle(A,1,B). Or Y=-1,i,-i. (Euclid's Inscribed Angle Theorem)
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