CCOSHSection: Linux Programmer's Manual (3)
Index Return to Main Contents
NAMEccosh, ccoshf, ccoshl - complex hyperbolic cosine
double complex ccosh(double complex z);
float complex ccoshf(float complex z);
long double complex ccoshl(long double complex z);
DESCRIPTIONThe complex hyperbolic cosine function is defined as:
ccosh(z) = (exp(z)+exp(-z))/2
VERSIONSThese functions first appeared in glibc in version 2.1.
SEE ALSOcabs(3), csinh(3), ctanh(3), complex(7)
COLOPHONThis page is part of release 3.21 of the Linux man-pages project. A description of the project, and information about reporting bugs, can be found at http://www.kernel.org/doc/man-pages/.