cimag(3) Library Functions Manual cimag(3)
NAME
cimag, cimagf, cimagl - get imaginary part of a complex number
LIBRARY
Math library (libm, -lm)
SYNOPSIS
#include <complex.h>
double cimag(double complex z);
float cimagf(float complex z);
long double cimagl(long double complex z);
DESCRIPTION
These functions return the imaginary part of the complex number z.
One has:
z = creal(z) + I * cimag(z)
VERSIONS
These functions were added in glibc 2.1.
ATTRIBUTES
For an explanation of the terms used in this section, see at-
tributes(7).
┌────────────────────────────────────────────┬───────────────┬─────────┐
│Interface │ Attribute │ Value │
├────────────────────────────────────────────┼───────────────┼─────────┤
│cimag(), cimagf(), cimagl() │ Thread safety │ MT-Safe │
└────────────────────────────────────────────┴───────────────┴─────────┘
STANDARDS
C99, POSIX.1-2001, POSIX.1-2008.
NOTES
gcc also supports __imag__. That is a GNU extension.
SEE ALSO
cabs(3), creal(3), complex(7)
Linux man-pages 6.03 2022-12-15 cimag(3)
Generated by dwww version 1.15 on Wed Jun 26 18:09:23 CEST 2024.