foliage 发表于 2025-3-23 11:18:24
http://reply.papertrans.cn/32/3183/318227/318227_11.pngMundane 发表于 2025-3-23 17:17:20
Competition vs Cooperation, 1919–22The following very simple example has to demonstrate that force-fields are possible(in an at least two-dimensional space)which are not potential force-fields, but which become potential fields if a restriction is satisfied.acetylcholine 发表于 2025-3-23 20:25:57
Finance and Strategy Inside ChinaUnder this headline a problem of the theory of deflected beams will be solved by means of dummy loads and dummy displacements.生来 发表于 2025-3-23 22:27:08
Finance and Technological ChangeGiven a closed curve in space which can be projected on at least one plane in such a way that the projection line is a simply closed curve. Find out the surface to which this curve in space is the boundary and which has a minimal area. (cf. Fig. 6. 1–1).轮流 发表于 2025-3-24 03:05:09
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On Climate Change and Institutions,In this chapter, the method of harmonic balance will be applied to two relatively simple problems of nonlinear vibrations.Antecedent 发表于 2025-3-24 16:48:46
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Evaluation Criteria for Investment DecisionsWe want to deliver a plate theory starting from the basic inequality ..CLAY 发表于 2025-3-25 00:51:37
https://doi.org/10.1057/9780230235755One problem of viscous flow will illustrate how we can reach upper and lower bounds in hydrodynamics.