NAME | SYNOPSIS | DESCRIPTION | RETURN VALUES | ATTRIBUTES | SEE ALSO | STANDARDS
#include <math.h>double cosh(double x);
The cosh function computes the hyperbolic cosine of x.
The cosh function returns the hyperbolic cosine, unless the magnitude of x is too large; in this event, errno is set to ERANGE and a system-dependent notification is performed.
See attributes(5) for descriptions of the following attributes:
ATTRIBUTE TYPE | ATTRIBUTE VALUE |
---|---|
Interface Stability | Evolving |
The cosh function conforms to ANSI-C.
NAME | SYNOPSIS | DESCRIPTION | RETURN VALUES | ATTRIBUTES | SEE ALSO | STANDARDS