cabs(3) - NetBSD Manual Pages

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CABS(3)                 NetBSD Library Functions Manual                CABS(3)


NAME

     cabs, cabsf, cabsl -- return a complex absolute value


SYNOPSIS

     #include <complex.h>

     double
     cabs(double complex z);

     float
     cabsf(float complex z);

     long double
     cabsl(long double complex z);

     #include <tgmath.h>

     complex-floating
     cabs(complex-floating z);


DESCRIPTION

     These functions compute the complex absolute value (also called norm,
     modulus, or magnitude) of z.


RETURN VALUES

     These functions return the complex absolute value.


ERRORS

     No errors are defined.


SEE ALSO

     IEEE Std 1003.1-2001 (``POSIX.1'') <complex.h>


COPYRIGHT

     Portions of this text are reprinted and reproduced in electronic form
     from IEEE Std 1003.1, 2003 Edition, Standard for Information Technology
     -- Portable Operating System Interface (POSIX), The Open Group Base Spec-
     ifications Issue 6, Copyright (C) 2001-2003 by the Institute of Electri-
     cal and Electronics Engineers, Inc and The Open Group.  In the event of
     any discrepancy between this version and the original IEEE and The Open
     Group Standard, the original IEEE and The Open Group Standard is the ref-
     eree document.  The original Standard can be obtained online at
     http://www.opengroup.org/unix/online.html .

NetBSD 9.3                    September 27, 2017                    NetBSD 9.3