conj(3) Library Functions Manual conj(3) conj, conjf, conjl - (libm, -lm) #include double complex conj(double complex z); float complex conjf(float complex z); long double complex conjl(long double complex z); z. . : cabs(z) = csqrt(z * conj(z)) attributes(7). +----------------------------+----------------------------------------------------------+--------------------------+ | | | | +----------------------------+----------------------------------------------------------+--------------------------+ |conj(), conjf(), conjl() | | MT-Safe | +----------------------------+----------------------------------------------------------+--------------------------+ C11, POSIX.1-2008. glibc 2.1. C99, POSIX.1-2001. cabs(3), csqrt(3), complex(7) () Azamat Hackimov , Dmitriy S. Seregin , Dmitry Bolkhovskikh , Katrin Kutepova , Yuri Kozlov ; GNU (GNU General Public License - GPL, 3 ) , - . - , , () () () . Linux man-pages 6.18 8 2026 . conj(3)