FAST
发表于 2025-3-25 05:33:12
Robert D. Burnett,Thomas E. NesbittThe bewildering variety of normal stars covers the mass range ..
scotoma
发表于 2025-3-25 09:40:36
https://doi.org/10.1007/978-94-011-4407-0A manifold is a topological space which locally looks like the space ℝ. with the usual topology.
缓和
发表于 2025-3-25 11:49:32
Competition, Innovation, and AntitrustAt every point . of a differentiable manifold ., one can introduce a linear space, called the tangent space ..(.). A tensor field is a (smooth) map which assigns to each point . ∈ . a tensor of a given type on ..(.).
PACK
发表于 2025-3-25 16:18:31
Competition, Innovation, and Growth in JapanBefore defining the Lie derivative of tensor fields, we introduce some important concepts.
extinct
发表于 2025-3-25 22:40:34
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引起痛苦
发表于 2025-3-26 01:02:14
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渗入
发表于 2025-3-26 08:22:55
IntroductionThe discovery of the general theory of relativity (GR) has often been justly praised as one of the greatest intellectual achievements of a single human being. At the ceremonial presentation of Hubacher’s bust of A. Einstein in Zürich, W. Pauli said:
一个姐姐
发表于 2025-3-26 10:09:27
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相信
发表于 2025-3-26 15:09:16
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可行
发表于 2025-3-26 19:52:19
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