宪法没有 发表于 2025-3-23 11:38:21

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1FAWN 发表于 2025-3-23 16:04:18

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CUR 发表于 2025-3-23 18:26:24

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招待 发表于 2025-3-23 22:36:44

Lahrpostsendungen im Wechselverkehrdeas and outlines of the proofs of various partial results and sketch some further techniques and methods which may lead to a solution, in order to guide the reader through the literature and to give a sense of the larger ideas that are in play.

戏法 发表于 2025-3-24 03:34:13

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STANT 发表于 2025-3-24 10:33:06

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Expand 发表于 2025-3-24 11:54:03

https://doi.org/10.1007/978-3-642-45719-7r analytic/geometric inequalities in the Heisenberg group and the Grushin plane. These include the .-Sobolev inequality (9.1) in the case . = 2, the Trudinger inequality (9.14), which serves as a natural substitute for (9.1) in the limiting case . = 4, and the Hardy inequality (9.24), a weighted inequality of Sobolev type on the domain ℍ{.}.

PLIC 发表于 2025-3-24 15:31:20

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妈妈不开心 发表于 2025-3-24 20:55:16

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Crumple 发表于 2025-3-25 02:17:07

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查看完整版本: Titlebook: An Introduction to the Heisenberg Group and the Sub-Riemannian Isoperimetric Problem; Luca Capogna,Scott D. Pauls,Donatella Danielli,Jer B