asinh, asinhf, asinhl − inverse hyperbolic sine function

#include <math.h>

double asinh(double x);

float asinhf(float x);

long double asinhl(long double x);

The asinh() function calculates the inverse hyperbolic sine of x; that is the value whose hyperbolic sine is x.

SVID 3, POSIX, BSD 4.3, ISO 9899. The float and long double variants are C99 requirements.

acosh(3), atanh(3), cosh(3), sinh(3), tanh(3)