redhat man page for sinh

SINH(3) 						     Linux Programmer's Manual							   SINH(3)

NAME
       sinh - hyperbolic sine function

SYNOPSIS
       #include <math.h>

       double sinh(double x);

DESCRIPTION
       The sinh() function returns the hyperbolic sine of x, which is defined mathematically as (exp(x) - exp(-x)) / 2.

CONFORMING TO
       SVID 3, POSIX, BSD 4.3, ISO 9899 (C99)

SEE ALSO
       acosh(3), asinh(3), atanh(3), cosh(3), tanh(3)

								    1993-06-13								   SINH(3)