Re: Nulls, integrity, the closed world assumption and events

From: Neo <neo55592_at_hotmail.com>
Date: 24 Jan 2007 18:18:17 -0800
Message-ID: <1169691497.927310.169170_at_q2g2000cwa.googlegroups.com>

> There are two rules of usenet which I have never yet seen broken...

T_Color
red
blue

T_Car
car1 red

NOT "car1 is red" implies car1 isn't blue! Received on Thu Jan 25 2007 - 03:18:17 CET

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