On 22/08/2011 04:09 PM, Warp wrote:
> Invisible<voi### [at] devnull>  wrote:
>> You realise that all of the quantities involved are rational, right? And
>> that a rational number is just two integers?
>
>    In practice the integers have a maximum value they can hold, so too much
> precision in your rational value can easily overflow either (or both) of
> the integers.

Yes. But if the quantities you're calculating with are pixel 
coordinates, overflow is highly unlikely to be a problem.

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