颠簸下上 发表于 2025-3-23 13:39:45

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强化 发表于 2025-3-23 14:43:43

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他一致 发表于 2025-3-23 20:01:26

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发牢骚 发表于 2025-3-24 02:08:05

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Debility 发表于 2025-3-24 04:19:20

Symplectic manifoldsA symplectic structure on a manifold is a closed nondegenerate differential 2-form. The phase space of a mechanical system has a natural symplectic structure.

施舍 发表于 2025-3-24 09:53:01

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Chromatic 发表于 2025-3-24 11:26:09

mber of - searchers have developed our knowledge of this kind of activity, using a variety of methods, and addressing some quite fundamental questions about age changes, sex diff- ences, nature and function of behaviour. In this chapter I will review work on this topic, mentioning particularly the i

acclimate 发表于 2025-3-24 18:30:50

ormation in response to vaccination (e.g. hepatitis B or influenza) is suppressed (6–7). Skin anergy develops and immune diseases burn out during the progress of renal failure. We may assume an acquired immune deficiency in these patients. In this suppression of the immune system, a central role may

削减 发表于 2025-3-24 21:51:38

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grovel 发表于 2025-3-25 01:56:20

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查看完整版本: Titlebook: Mathematical Methods of Classical Mechanics; V. I. Arnold Textbook 19781st edition Springer Science+Business Media New York 1978 Hamiltoni