hyperbolic tangent

Noun

 * 1)  a hyperbolic function that is written in symbol tanh and defined as the following:
 * $$\tanh(x) = \frac{\sinh(x)}{\cosh(x)} = \frac{e^x - e^{-x}}{e^x + e^{-x}}$$

Translations

 * Finnish: hyperbolinen tangentti
 * Icelandic: breiðbogatangens
 * Japanese: ハイパボリックタンジェント, 双曲正接
 * Russian: гиперболи́ческий та́нгенс
 * Swedish: tangens hyperbolicus