CCOS(3) Linux Programmer's Manual CCOS(3) NAME ccos, ccosf, ccosl - complex cosine function SYNOPSIS #include <complex.h> double complex ccos(double complex z); float complex ccosf(float complex z); long double complex ccosl(long double complex z); Link with -lm. DESCRIPTION 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. SEE ALSO cabs(3), csin(3), ctan(3), complex(7) COLOPHON This page is part of release 3.27 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/. 2008-08-11 CCOS(3)
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