ARGOT 发表于 2025-3-21 19:20:58

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使入迷 发表于 2025-3-22 00:06:14

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本土 发表于 2025-3-22 03:17:26

,Pappus’s Two General Propositions and Euclid’s First Porism,0–16, 19), the second general Proposition (Proposition 21), Euclid’s first Porism (Proposition 23) and various applications and extensions of these results. Pappus’s Lemmas 1–9 for the Porisms are developed in the course of this Part (see Appendix 3).

中止 发表于 2025-3-22 04:54:00

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OWL 发表于 2025-3-22 11:33:22

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jocular 发表于 2025-3-22 14:24:04

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彻底明白 发表于 2025-3-22 21:03:26

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myriad 发表于 2025-3-23 00:40:15

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桉树 发表于 2025-3-23 04:21:38

Ian Tweddleids are structural components; their physicochemical properties allow them to aggregate in aqueous environments to form lamellar bilayers, that are characteristic of biological membranes. This ability of phospholipids to spontaneously form noncovalently bound aggregates that can act as diffusion bar

变色龙 发表于 2025-3-23 06:10:29

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查看完整版本: Titlebook: Simson on Porisms; An Annotated Transla Ian Tweddle Book 2000 Springer-Verlag London 2000 History of Mathematics.Porisms.Robert Simson.geom