Titlebook: Paleocurrents and Basin Analysis; Paul Edwin Potter,F. J. Pettijohn Book 19631st edition Springer-Verlag Berlin Heidelberg 1963 Cambrian.D

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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 [2, Chap. IX]. As a result many of the results have been known for a long time — the basic in