cimag - Man Page
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 attributes(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
Referenced By
cabs(3), cacosh(3), casinh(3), catanh(3), complex(7), creal(3).
The man pages cimagf(3) and cimagl(3) are aliases of cimag(3).
2022-12-15 Linux man-pages 6.03