GUISE
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发表于 2025-3-27 14:44:23
Juliane Achatz a large number of equal spheres, what is the most efficient (or densest) way to pack them together? We also study several closely related problems: the kissing number problem, which asks how many spheres can be arranged so that they all touch one central sphere of the same size; the covering proble
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发表于 2025-3-27 19:04:10
L. S. Pinchuk,V. A. Goldade,V. N. KestelmanThis book introduces the basics of a new class of materials, expected to have wide-ranging applications in future, with important economic consequences