Formula:658

Digital Library of Mathematical Functions ID 2.1.E4

${\displaystyle{\displaystyle\tanh x\sim x,}}$

Constraint(s)

${\displaystyle{\displaystyle\mathbb{C}}}$
${\displaystyle{\displaystyle x\to 0}}$
${\displaystyle{\displaystyle\mathbb{C}}}$

Symbols List

• ${\displaystyle{\displaystyle\sim}}$: asymptotic equality
• ${\displaystyle{\displaystyle\mathbb{C}}}$:
• ${\displaystyle{\displaystyle\tanh\NVar{z}}}$: hyperbolic tangent function
 

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