How can I proove associtivity of natural in relational algebra?
From: Filter911 <filtermedialtd_at_gmail.com>
Date: 21 Nov 2005 11:19:05 -0800
Message-ID: <1132600745.585631.296500_at_g14g2000cwa.googlegroups.com>
Can someone give me a link for a full proof or something?
Date: 21 Nov 2005 11:19:05 -0800
Message-ID: <1132600745.585631.296500_at_g14g2000cwa.googlegroups.com>
Can someone give me a link for a full proof or something?
Thanks Received on Mon Nov 21 2005 - 20:19:05 CET