英语词汇“even permutation”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	even permutation
释义	WordReference Random House Unabridged Dictionary of American English © 2024 e′ven permuta′tion, [Math.] Mathematicsa permutation of a set of n elements, x₁, x₂, … x_n, that leaves unchanged the product of all differences of the form (x_i — x_j), where i is less than j. Cf. odd permutation. 1930–35
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