|| Linux Programmer's Manual
NAME ccos, ccosf, ccosl - complex cosine function
double complex ccos(double complex
float complex ccosf(float complex
long double complex ccosl(long double complex
The complex cosine function is defined as:
ccos(z) = (exp(i * z) + exp(-i * z)) / 2
VERSIONS These functions first appeared in glibc in version 2.1.
CONFORMING TO C99.
COLOPHON This page is part of release 3.53 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/.