C Math cosh() Function
Example
Return the hyperbolic cosine of different numbers:
printf("%f", cosh(7));
printf("%f", cosh(56));
printf("%f", cosh(2.45));
Definition and Usage
The cosh() function returns the hyperbolic cosine of a number.
The hyperbolic cosine is equivalent to (exp(number) + exp(-number)) / 2.
The cosh() function is defined in the <math.h> header file.
Syntax
One of the following:
cosh(double number);Parameter Values
| Parameter | Description |
|---|---|
| number | Required. Specifies a number. |
Technical Details
| Returns: | A double value representing the hyperbolic cosine of
a number. |
|---|