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From CivGeometry v1.0 to v2.1: Error, Revision, and the Emergence of CivStructure / 从 CivGeometry v1.0 到 v2.1:错误、修正与 CivStructure 的生成

CivGeometry v1.0 proposed a geometric constraint on the spatial distribution of synchronously emerging civilizations. Starting from the Photon Projection Hypothesis (PPH), it argued that a single unidirectional projection event would illuminate at most one terrestrial hemisphere...