miniature 发表于 2025-3-30 12:14:49
The Large-Scale Distribution of Matter in the Universe,ies and so on). Astrophysicists nowadays think that in the early stages of the development of the universe there was no such inhomogeneity. How did it come about? Ya. B. Zel’dovich in 1970 proposed an explanation of the formation of clusters of dustlike material that is mathematically equivalent to钉牢 发表于 2025-3-30 13:50:24
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The Mysticism of Catastrophe Theory,stigations of the Zeeman type, one has the more philosophical work of the mathematician René Thorn, who first recognized the all-encompassing nature of Whitney’s work on singularity theory (and the preceding work of Poincaré and Andronov on bifurcation theory), introduced the term ‘catastrophe’, and物质 发表于 2025-3-31 06:50:14
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