知道
发表于 2025-3-28 17:17:05
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结束
发表于 2025-3-28 21:53:38
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modish
发表于 2025-3-28 23:56:55
Textbook 2007is on the chain of reasoning that leads to the relativistic theory from the analysis of distance and time measurements in the presence of gravity, rather than on the underlying mathematical structure. The geometric ideas - which are central to the understanding of the nature of gravity - are introdu