FABS
NAME SYNOPSIS DESCRIPTION ERRORS CONFORMING TO SEE ALSO
fabs, fabsf, fabsl - absolute value of floating-point number
#include x); float fabsf(float x); long double fabsl(long double x);
The fabs functions return the absolute value of the floating-point number x.
No errors can occur.
The fabs() function conforms to SVID 3, POSIX, BSD 4.3, ISO 9899. The other functions are from C99.
abs(3), ceil(3), floor(3), labs(3), rint(3)
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