ccosl (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

These functions calculate the complex cosine of z.
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.

ATTRIBUTES

For an explanation of the terms used in this section, see attributes(7).
Interface Attribute Value
ccos (), ccosf (), ccosl () Thread safety MT-Safe
 

CONFORMING TO

C99, POSIX.1-2001, POSIX.1-2008.

SEE ALSO

cabs(3), cacos(3), csin(3), ctan(3), complex(7)

Information

Source
Linux kernel
OS/version
Source updated
September 15, 2017
Page created
February 9, 2018
Page generated
December 2, 2018