Re: Scaled or Granular Dates
From: Marshall Spight <mspight_at_dnai.com>
Date: Fri, 09 Jan 2004 17:05:48 GMT
Message-ID: <MbBLb.7894$I06.51088_at_attbi_s01>
> Somebody might say, that the latter dates are really periods that should
> be recorded as two dates: They are periods but then again, aren't all
> date/times. There is no way of recording an instant in time as there is
> always a higher level of accuracy that exists, but cannot be measured.
Date: Fri, 09 Jan 2004 17:05:48 GMT
Message-ID: <MbBLb.7894$I06.51088_at_attbi_s01>
"Pat Turner" <purpletrousers_at_netscape.net> wrote in message news:z%TKb.153$M4.119_at_newsr2.u-net.net...
>
> Somebody might say, that the latter dates are really periods that should
> be recorded as two dates: They are periods but then again, aren't all
> date/times. There is no way of recording an instant in time as there is
> always a higher level of accuracy that exists, but cannot be measured.
This isn't quite right. Yes, you're getting at real issues: precision and intervals,
but it's overgeneralizing to say there's no such thing as a point in time.
As an example: the midnight that comes between 2003 and 2004 is a
point in time, not an interval.
Marshall Received on Fri Jan 09 2004 - 18:05:48 CET