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Re: x*x-1=0

From: Jan Hidders <hidders_at_REMOVE.THIS.win.tue.nl>
Date: 19 Jan 2001 17:13:30 GMT
Message-ID: <949sjq$k1s$3@news.tue.nl> 






 wrote:


> What the closest analog of

> x^2-1=0

> in relational algebra would be? Does

> A MULTIPLY B MULTIPLY C


> have any resemblance to power 2?




Not really, it is more just like multiplication. A better kind of
candidate would be the powerset operation that you sometimes find in
some nested relational algebras.


-- 
  Jan Hidders


Received on Fri Jan 19 2001 - 11:13:30 CST












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