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CentOS 7.0 - man page for cabsf (centos section 3)

CABS(3) 				      Linux Programmer's Manual 				      CABS(3)

NAME
cabs, cabsf, cabsl - absolute value of a complex number
SYNOPSIS
#include <complex.h> 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.
VERSIONS
These functions first appeared in glibc in version 2.1.
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 3.53 of the Linux man-pages project. A description of the project, and informa- tion about reporting bugs, can be found at http://www.kernel.org/doc/man-pages/. 2008-08-11 CABS(3)


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