Abstract
We describe the class of n-variable polynomial functions that satisfy Aczél’s bisymmetry property over an arbitrary integral domain of characteristic zero with identity.
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Marichal, JL., Mathonet, P. A classification of bisymmetric polynomial functions over integral domains of characteristic zero. Aequat. Math. 84, 125–136 (2012). https://doi.org/10.1007/s00010-012-0130-5
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DOI: https://doi.org/10.1007/s00010-012-0130-5