Hyperbolic sine
[Classification]
Mathematical library
[Syntax]
#include <math.h>
double __far sinh(double x);
[Return value]
Returns the hyperbolic sine of x.
sinhf returns and sets macro ERANGE to global variable errno if an overflow occurs.
[Description]
This function calculates the hyperbolic sine of x. Specify the angle in radian. The definition expression is as follows.
(e x - e -x) / 2