Oracle FAQ Your Portal to the Oracle Knowledge Grid
HOME | ASK QUESTION | ADD INFO | SEARCH | E-MAIL US
 

Home -> Community -> Usenet -> comp.databases.theory -> Re: SQL Trees

Re: SQL Trees

From: Mikito Harakiri <mikharakiri_at_iahu.com>
Date: Mon, 7 Jun 2004 09:43:02 -0700
Message-ID: <z51xc.25$7o2.178@news.oracle.com> 





"Vadim Tropashko" <vadimtro_at_yho.cm> wrote in message
news:ppnwc.4$_a1.87_at_news.oracle.com...


> ... Materialized path encoding and Farey/Continued Fractions/Moebius

> transformations/Orthogonal 2x2 matrices. ...


-----------------^^^^^^^^^^^





They are not orthogonal. The inverse of Matrix(2,2,[[5,1],[1,0]]), for
example, is Matrix(2,2,[[0,1],[1,-5]]) which is not transpose.
Received on Mon Jun 07 2004 - 11:43:02 CDT












Original text of this message













  HOME |
  ASK QUESTION |
  ADD INFO |
  SEARCH |
  E-MAIL US