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crealf (3)
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BSD mandoc
NAME
cimag , cimagf , cimagl
conj , conjf , conjl
creal , crealf , creall
- functions to manipulate complex numbers
LIBRARY
Lb libm
SYNOPSIS
#include <complex.h>
double
cimag (double complex z);
float
cimagf (float complex z);
long double
cimagl (long double complex z);
double complex
conj (double complex z);
float complex
conjf (float complex z);
long double complex
conjl (long double complex z);
double
creal (double complex z);
float
crealf (float complex z);
long double
creall (long double complex z);
DESCRIPTION
Let
Fa a + b * Em i
denote the complex number
Fa z .
The
cimag ();
functions return the imaginary part
Fa b .
The
conj ();
functions return the complex conjugate
Fa a - b * Em i .
The
creal ();
functions return the real part
Fa a .
STANDARDS
The
cimag (,);
conj ();
and
creal ();
functions conform to
St -isoC-99 .
HISTORY
The
cimag (,);
conj ();
and
creal ();
functions first appeared in
Fx 5.3 .
Index
- NAME
-
- LIBRARY
-
- SYNOPSIS
-
- DESCRIPTION
-
- STANDARDS
-
- HISTORY
-
