Abstract
Certain identities connected with root systems provide explicit constant terms in Laurent series expansions of multivariable functions. Character sum analogues of these identities are given.
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Evans, R.J. Character sum analogues of constant term identities for root systems. Israel J. Math. 46, 189–196 (1983). https://doi.org/10.1007/BF02761951
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DOI: https://doi.org/10.1007/BF02761951