Tanhc
From specialfunctionswiki
The $\mathrm{tanhc}$ function is defined by $$\mathrm{tanhc}(z) = \dfrac{\mathrm{tanh}(z)}{z}.$$
Domain coloring of analytic continuation of $\mathrm{tanhc}(z)$.
The $\mathrm{tanhc}$ function is defined by $$\mathrm{tanhc}(z) = \dfrac{\mathrm{tanh}(z)}{z}.$$
Domain coloring of analytic continuation of $\mathrm{tanhc}(z)$.