IDEAS
发表于 2025-3-25 04:28:57
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flammable
发表于 2025-3-25 07:58:58
https://doi.org/10.1007/978-3-030-43699-5This paper gives a short exposition of the use of normal form theory and reduction to study Hamiltonian systems which are perturbations of the harmonic oscillator..
CLASH
发表于 2025-3-25 15:32:04
Transformation of , ProtoplastsWe describe a method for proving the non-integrability of an analytic Hamiltonian system which does not appeal to the existence of chaotic motion.
平
发表于 2025-3-25 17:25:07
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hypnotic
发表于 2025-3-25 23:57:52
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遗留之物
发表于 2025-3-26 01:10:20
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Ccu106
发表于 2025-3-26 07:33:00
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Lethargic
发表于 2025-3-26 08:52:21
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废墟
发表于 2025-3-26 13:15:13
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Cumbersome
发表于 2025-3-26 20:17:41
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