simsun permutation

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English[edit]

Etymology[edit]

From the initial syllables of the surnames of Rodica Simion and Sheila Sundaram, who introduced them.

Noun[edit]

simsun permutation (plural simsun permutations)

  1. (mathematics) A permutation in which, for all k, the subsequence of the smallest k elements has no three consecutive elements in decreasing order.