CONJSection: Linux Programmer's Manual (3)
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NAMEconj, conjf, conjl - calculate the complex conjugate
double complex conj(double complex z);
float complex conjf(float complex z);
long double complex conjl(long double complex z);
DESCRIPTIONThe conj() function returns the complex conjugate value of z. That is the value obtained by changing the sign of the imaginary part.
cabs(z) = csqrt(z * conj(z))
VERSIONSThese functions first appeared in glibc in version 2.1.
SEE ALSOcabs(3), sqrt(3), complex(7)
COLOPHONThis page is part of release 3.21 of the Linux man-pages project. A description of the project, and information about reporting bugs, can be found at http://www.kernel.org/doc/man-pages/.