User:Takarazuka Family Land/memo

Wikipedia:Translation/*/How-to
Translation/*/How-to

Hankel function

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 * $$H \epsilon [z]=\int_{C\epsilon} \frac{[-w]^{z-1}e^{-w}}{1-e^{-w}}dw$$
 * For $$I[w]<0,|arg(-w)|<\pi,\epsilon \ne 2\pi k >0 Where {C\epsilon}$$ is Hankel contour