Obvious
发表于 2025-3-28 17:00:59
The Invariance Principle and Income-Wealth Conservation Lawsthat integral of the difference between the kinetic and potential energies for the system is stationary. If the “action” integral is free of the time variable, the sum of the kinetic and potential energies, the Hamiltonian, is constant—the conservation law of the total energy.
Glucose
发表于 2025-3-28 19:40:43
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弄污
发表于 2025-3-29 01:11:52
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卜闻
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indicate
发表于 2025-3-29 08:57:23
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裁决
发表于 2025-3-29 11:25:39
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同步信息
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Obsessed
发表于 2025-3-29 22:27:27
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恶心
发表于 2025-3-30 03:03:15
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