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pellis replied to the thread B Deceptively simple geometry question on SAT test.I knew I'd seen something like it before in relation to spinors: the rotation of two identical coins shown in the previously posted... -
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I see said the blind man as he picked up his hammer and saw. -
pellis replied to the thread A Explicit example of two complex numbers for double cover U(1) of SO(2) for a specified angle.Tabulated data towards a solution for the question, based on Cl2 Clifford algebra approach that uses the factorised rotor exp(iθ) in a...