Heptagon relation in a direct sum

Korepanov, I. G.

doi:10.1090/spmj/1721

Heptagon relation in a direct sum
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by I. G. Korepanov
Translated by: the author

St. Petersburg Math. J. 33 (2022), 675-686

DOI: https://doi.org/10.1090/spmj/1721

Published electronically: June 27, 2022

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Abstract:

An Ansatz is proposed for the heptagon relation, that is, an algebraic imitation of the five-dimensional Pachner move 4–3. The formula in question is realized in terms of matrices acting in a direct sum of one-dimensional linear spaces corresponding to 4-faces.

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