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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)
ATTRIBUTES¶
For an explanation of the terms used in this section, see attributes(7).
Interface | Attribute | Value |
cimag (), cimagf (), cimagl () | Thread safety | MT-Safe |
VERSIONS¶
GCC also supports __imag__. That is a GNU extension.
STANDARDS¶
C11, POSIX.1-2008.
HISTORY¶
glibc 2.1. C99, POSIX.1-2001.
SEE ALSO¶
2023-03-30 | Linux man-pages 6.04 |