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FABS(3)                  BSD Library Functions Manual                  FABS(3)

NAME
     fabs, fabsf -- floating-point absolute value function

LIBRARY
     Math Library (libm, -lm)

SYNOPSIS
     #include <math.h>

     double
     fabs(double x);

     float
     fabsf(float x);

DESCRIPTION
     The fabs() and fabsf() functions compute the absolute value of a
     floating-point number x.

RETURN VALUES
     The fabs() function returns the absolute value of x.

SEE ALSO
     abs(3), ceil(3), floor(3), math(3), rint(3)

STANDARDS
     The fabs() function conforms to ANSI X3.159-1989 ("ANSI C89").

BSD                               May 2, 1991                              BSD
NAME | LIBRARY | SYNOPSIS | DESCRIPTION | RETURN VALUES | SEE ALSO | STANDARDS