CABS(3) Linux Programmers Manual CABS(3)
NAME
cabs, cabsf, cabsl  absolute value of a complex number
SYNOPSIS
#include
double cabs(double complex z);
float cabsf(float complex z);
long double cabsl(long double complex z);
Link with lm.
DESCRIPTION
The cabs() function returns the absolute value of the complex number z.
The result is a real number.
CONFORMING TO
C99.
NOTES
The function is actually an alias for hypot(a, b) (or, equivalently,
sqrt(a*a + b*b)).
SEE ALSO
abs(3), cimag(3), hypot(3), complex(7)
COLOPHON
This page is part of release 3.05 of the Linux manpages project. A
description of the project, and information about reporting bugs, can
be found at http://www.kernel.org/doc/manpages/.
20071226 CABS(3)
