----- Original Message ----- From: "Greg Stark" <[EMAIL PROTECTED]> Sent: Tuesday, October 28, 2003 7:21 PM
> > > cannot see is that the float values are not actually exactly 0.5 > > > > Yes I could guess that (floating point vs fixed), but is this a coincidence > > that both '0.5'::float and '-0.5'::float are closer to 0, whereas they could > > be closer to +/-1, as well as both closer to the lower or upper bound. > > Wouldn't 0.5 and -0.5 be representable exactly as floats? As Tom pointed out, it isn't a floating point failure -- it is how rounding float is implemented. I assume anything with less than 15 digits can be exactly represented as float. G. ------------------------------- cut here ------------------------------- ---------------------------(end of broadcast)--------------------------- TIP 1: subscribe and unsubscribe commands go to [EMAIL PROTECTED]
