Abstract
Recently, Camp-Mora and Sastriques obtained a very general decomposability theorem for set-theoretic solutions to the quantum Yang-Baxter equation. A simple proof of this theorem, using basics on braces but no group theory, is provided.
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Rump, W. Decomposability of QYBE Solutions Revisited. Results Math 78, 70 (2023). https://doi.org/10.1007/s00025-023-01856-z
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DOI: https://doi.org/10.1007/s00025-023-01856-z