C Math tanh() Function
Example
Return the hyperbolic tangent of different numbers:
printf("%f", tanh(3));
printf("%f", tanh(-3));
printf("%f", tanh(0));
printf("%f", tanh(1));
Definition and Usage
The tanh() function returns the hyperbolic tangent of a number. The hyperbolic tangent is equivalent to sinh(number) / cosh(number).
The tanh() function is defined in the <math.h> header file.
Syntax
One of the following:
tanh(double number);Parameter Values
| Parameter | Description |
|---|---|
| number | Required. Specifies a number. |
Technical Details
| Returns: | A double value representing the hyperbolic tangent of a number. |
|---|
