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fabsl (3)
FABS(3) Linux Programmer's Manual FABS(3)
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)
2001-06-07 FABS(3)
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