Re: what are keys and surrogates?

From: Keith H Duggar <>
Date: Thu, 10 Jan 2008 20:11:16 -0800 (PST)
Message-ID: <>

David BL wrote:
> Marshall wrote:
> > An interesting note, by the way: functions are relations...
> Isn't it more precise to say that the graph of a function is a
> relation?

No, it isn't.

  "Better to be thought a fool, then to open your    mouth and remove all doubt." -Samuel Clemens

KHD.F6 Received on Fri Jan 11 2008 - 05:11:16 CET

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