凹槽 发表于 2025-3-25 05:02:17
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Inertia and Gravity,y the same way, when not hampered by air resistance or the like. In other words: All matter . in the same way to gravity. This is called the equivalence principle. Using this principle we can observe if and how space-time is bending around us.Infantry 发表于 2025-3-25 16:47:55
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Solving the Einstein Equation of Gravity,he ball, starting from a far-away point. Here we determine how fast this test-mass will free-fall. This enables us to summarize how space-time is bending around a ball-like mass, by writing the Schwarzschild metric in plain language. We also will see how the classical Newton law of gravity fits in.A简洁的 发表于 2025-3-26 02:18:31
Book 20131st editional background. However, complicated calculations are replaced with figures and thought experiments, the text being formulated in such a way that the reader will be able to understand the gist intuitively. The first part of the book focuses on the essentials of special relativity. Explanations are pr巧思 发表于 2025-3-26 07:06:57
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