Integrate[1/Tanh[c z]^(1/3), z] == (1/(4 c)) (2 Sqrt[3] ArcTan[(-1 + 2 Tanh[c z]^(1/3))/Sqrt[3]] - 2 Sqrt[3] ArcTan[(1 + 2 Tanh[c z]^(1/3))/Sqrt[3]] - 2 Log[-1 + Tanh[c z]^(1/3)] - 2 Log[1 + Tanh[c z]^(1/3)] + Log[1 - Tanh[c z]^(1/3) + Tanh[c z]^(2/3)] + Log[1 + Tanh[c z]^(1/3) + Tanh[c z]^(2/3)])

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2002-12-18