NAME

asinh, asinhf, asinhl — inverse hyperbolic sine function

LIBRARY

Math Library (libm, -lm)

SYNOPSIS

#include <math.h>

double
asinh(double x);

float
asinhf(float x);

long double
asinhl(long double x);

DESCRIPTION

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

RETURN VALUES

The asinh(), asinhf(), and asinhl() functions return the inverse hyperbolic sine of x.

SEE ALSO

acosh(3), atanh(3), exp(3), math(3)

STANDARDS

The asinh() function conforms to ISO/IEC 9899:1999 (“ISO C99”).

HISTORY

The asinh() function appeared in 4.3BSD.