FABS

Section: Linux Programmer's Manual (3)
Updated: 2001-06-07
Index Return to Main Contents
 

NAME

fabs, fabsf, fabsl - absolute value of floating-point number  

SYNOPSIS


#include <math.h>



double fabs(double x);




float fabsf(float x);




long double fabsl(long double x);

Link with -lm.  

DESCRIPTION

The fabs() functions return the absolute value of the floating-point number x.  

ERRORS

No errors can occur.  

CONFORMING TO

The fabs() function conforms to SVr4, POSIX.1-2001, 4.3BSD, C89. The other functions are from C99.  

SEE ALSO

abs(3), ceil(3), cabs(3), floor(3), labs(3), rint(3)

 

Index

NAME
SYNOPSIS
DESCRIPTION
ERRORS
CONFORMING TO
SEE ALSO
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Time: 22:14:51 GMT, February 02, 2008