BALE 发表于 2025-3-26 21:36:34

The Pilgrim’s Progress by John Bunyanhile one could view these as special cases of more general theorems to follow in the next chapter, it is worthwhile to see them on their own as more structured preludes to more general cases. In addition, these cases are important in applications as well as for the historical development of the subj

听觉 发表于 2025-3-27 04:58:07

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轮流 发表于 2025-3-27 09:09:55

https://doi.org/10.1057/9781137264060the action of. in two stages, the first stage being reduction by .. The goal of this chapter is to introduce hypotheses under which reduction by stages works—that is, the stages hypothesis (see Definition 5.2.8) is automatically satisfied. The actual reduction by stages procedure for these examples

granite 发表于 2025-3-27 12:32:36

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Hyperplasia 发表于 2025-3-27 14:45:00

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CLASH 发表于 2025-3-27 18:10:56

https://doi.org/10.1007/978-3-642-59512-7p . with an Abelian group ., where the construction of the semidirect product itself involves an .-valued cocycle of .. In this context, . (which is . in the general theory) is still a normal subgroup and the reduction by stages program is fully carried out. In particular, the stages hypothesis hold

syncope 发表于 2025-3-27 21:58:51

The Pineal Gland and Its Hormonesased on thinking of the (connected components of the) level sets of the various momentum maps in the setup as the accessible sets of a distribution that we will introduce in the following paragraphs. This point of view has been exploited in Ortega and Ortega and Ratiu in the con

browbeat 发表于 2025-3-28 06:07:44

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畏缩 发表于 2025-3-28 09:01:13

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会议 发表于 2025-3-28 13:04:27

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查看完整版本: Titlebook: Hamiltonian Reduction by Stages; Jerrold E. Marsden,Gerard Misiolek,Tudor S. Ratiu Book 2007 Springer-Verlag Berlin Heidelberg 2007 DEX.Ha