ASINH(3)                  OpenBSD Programmer's Manual                 ASINH(3)

NAME
     asinh, asinhf - inverse hyperbolic sine functions



SYNOPSIS
     #include <math.h>

     double
     asinh(double x);

     float
     asinhf(float x);

DESCRIPTION
     The asinh() and asinhf() functions compute the inverse hyperbolic sine of
     the real argument

RETURN VALUES
     The asinh() and asinhf() functions return the inverse hyperbolic sine of
     x.

SEE ALSO
     acosh(3),  atanh(3),  exp(3),  infnan(3),  math(3)

HISTORY
     The asinh() function appeared in 4.3BSD.

OpenBSD 2.6                       May 6, 1991                                1