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VOK 发表于 2025-3-27 17:47:20

Symmetric Means,ind of generalisation of the arithmetic and geometric means to those considered in chapters three and four. Symmetric functions arose naturally in the study of algebraic equations; see for instance Uspensky . As a result many of the results have been known for a long time — the basic in
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查看完整版本: Titlebook: Paleocurrents and Basin Analysis; Paul Edwin Potter,F. J. Pettijohn Book 19631st edition Springer-Verlag Berlin Heidelberg 1963 Cambrian.D