Last Updated
：2025/11/30
simsun permutation
Noun
Japanese Meaning
数学における順列の一種で、任意の正整数 k に対して、順列中の最小の k 個の要素からなる部分列において、連続した3つの要素が降順に並んでいない順列を指す。
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（ plural ）
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(mathematics) A permutation in which, for all k, the subsequence of the smallest k elements has no three consecutive elements in decreasing order.
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simsun permutation
During the seminar, the professor illustrated a simsun permutation with an example to show how the subsequence of the smallest k elements never contains three consecutive entries in decreasing order for any k.
See correct answer
During the seminar, the professor illustrated a simsun permutation with an example to show how the subsequence of the smallest k elements never contains three consecutive entries in decreasing order for any k.
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