有角
发表于 2025-3-30 08:36:49
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减至最低
发表于 2025-3-30 16:28:02
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fiction
发表于 2025-3-30 20:15:34
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轻而薄
发表于 2025-3-30 22:28:04
Hans-Dieter Kübler. The first six chapters develops the theory of Hamiltonian systems, symplectic transformations and coordinates, periodic solutions and their multipliers, symplectic scaling, the reduced space etc. The remaining six chapters contain theorems which establish the existence of periodic solutions of the
舔食
发表于 2025-3-31 03:26:58
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