subpermutation

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noun

A permutation that is a subset of another permutation, containing only some of its elements.

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Meanings

nounsubpermutation (plural subpermutations)

plural subpermutations

  1. A permutation that is a subset of another permutation, containing only some of its elements.

    A roller coaster permutation is described as a permutation that maximizes the total switches from ascending to descending or visa versa for the permutation and all of its subpermutations simultaneously.

    2016, William Adamczak, “A Note on the Structure of Roller Coaster Permutations”, in arXiv

Origin

From sub- + permutation.

Full word history & related roots →
Cite this entry
APA

subpermutation. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/subpermutation

MLA

“subpermutation.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/subpermutation. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “subpermutation,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/subpermutation.

Source: subpermutation on Wiktionary, CC BY-SA 4.0.