ASINH(3) Library Functions Manual ASINH(3)

asinh, asinhf, asinhl
inverse hyperbolic sine function

Math Library (libm, -lm)

#include <math.h>

double
asinh(double x);

float
asinhf(float x);

long double
asinhl(long double x);

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

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

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

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

The asinh() function appeared in 4.3BSD.
January 29, 2013 NetBSD 9.0