Content-type: text/html Man page of creal

creal

Section: Mathematical Library Functions (3M)
Updated: 12 Jul 2006
Index Return to Main Contents
 

NAME

creal, crealf, creall - complex real functions  

SYNOPSIS

c99 [ flag... ] file... -lm [ library... ]
#include <complex.h>

double creal(double complex z);

float crealf(float complex z);

long double creall(long double complex z);  

DESCRIPTION

These functions compute the real part of z.  

RETURN VALUES

These functions return the real part value.  

ERRORS

No errors are defined.  

USAGE

For a variable z of complex type:

z == creal(z) + cimag(z)*I

 

ATTRIBUTES

See attributes(5) for descriptions of the following attributes:

ATTRIBUTE TYPEATTRIBUTE VALUE
Interface StabilityStandard
MT-LevelMT-Safe

 

SEE ALSO

carg(3M), cimag(3M), complex.h(3HEAD), conj(3M), cproj(3M), attributes(5), standards(5)


 

Index

NAME
SYNOPSIS
DESCRIPTION
RETURN VALUES
ERRORS
USAGE
ATTRIBUTES
SEE ALSO

This document was created by man2html, using the manual pages.
Time: 02:39:32 GMT, October 02, 2010