Manpage of CCOS

CCOS

Section: Linux Programmer's Manual (3)
Updated: 2015-04-19
Index
 

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).
InterfaceAttributeValue
ccos(), ccosf(), ccosl() Thread safetyMT-Safe

 

CONFORMING TO

C99, POSIX.1-2001, POSIX.1-2008.  

SEE ALSO

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


 

Index

NAME
SYNOPSIS
DESCRIPTION
VERSIONS
ATTRIBUTES
CONFORMING TO
SEE ALSO

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