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Re: Help! I can't support normalization

From: David Cressey <david_at_dcressey.com>
Date: Sat, 16 Nov 2002 16:36:29 GMT
Message-ID: <huuB9.268$0I3.27200@petpeeve.ziplink.net> 





> Cross product is just an aggregate operation

>

> select '<A,B>' as name, sum(a.value*b.value) from vector.a, vector.b

> where a.name = 'A' and b.name = 'B'

> and a.component# = b.component#




Isn't the above the dot product, rather than the cross product?
Received on Sat Nov 16 2002 - 10:36:29 CST












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