On the Measure of Solid Angle
In 2-space Let 2 vectors U,V with θ angle between U and V Tan(θ/2) = sin θ/ (1+cos θ) In 3-space Let 3 vectors U,V,W with a, b, c respectively the angles between U,V and W Tan(Ω/2)=sqrt(1-cos2a...
01 February 2016
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