PolyLog[n, z] == (-1)^(n - 1) PolyLog[n, 1/z] - ((2 Pi I)^n/n!) BernoulliB[n, Log[-z]/(2 Pi I) + 1/2] /; !IntervalMemberQ[Interval[{0, 1}], z] && Element[n, Integers] && n > 0

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2001-10-29