Integral of $$$\cot{\left(\frac{\tanh{\left(\eta \right)}}{3} \right)}$$$
The calculator will find the integral/antiderivative of $$$\cot{\left(\frac{\tanh{\left(\eta \right)}}{3} \right)}$$$, with steps shown.
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Find $$$\int \cot{\left(\frac{\tanh{\left(\eta \right)}}{3} \right)}\, d\eta$$$.