KelvinBer[-2 n, z] \[Proportional] ((z^(2 n) Cos[(n Pi)/2])/(2^(2 n) (2 n)!)) (1 - z^4/(64 (1 + n) (1 + 2 n)) + z^8/(24576 (1 + n) (2 + n) (1 + 2 n) (3 + 2 n)) + O[z^12]) + ((2^(-2 - 2 n) z^(2 + 2 n) Sin[(n Pi)/2])/ (2 n + 1)!) (1 - z^4/(192 (1 + n) (3 + 2 n)) + z^8/(122880 (1 + n) (2 + n) (3 + 2 n) (5 + 2 n)) + O[z^12]) /; Element[n, Integers] && n >= 0

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2007-05-02