plethysm

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noun

A particular group-theoretic operation on a set of functions of a given symmetry type.

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Meanings

nounplethysm (plural plethysms)

plural plethysms

  1. algebraA particular group-theoretic operation on a set of functions of a given symmetry type.

    Motivated by questions of Mulmuley and Stanley we investigate quasi-polynomials arising in formulas for plethysm.

    2015, Thomas Kahle, Mateusz Michalek, “Obstructions to combinatorial formulas for plethysm”, in arXiv
Cite this entry
APA

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

MLA

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

Chicago

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

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