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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 float‐
     ing-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

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