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Re: LU "bug" and fix

From: Brian Gough <brian dot gough at network-theory dot co dot uk>
To: Slaven Peles <peles at cns dot physics dot gatech dot edu>
Cc: gsl-discuss at sources dot redhat dot com
Date: Thu, 19 Dec 2002 19:40:01 +0000 (GMT)
Subject: Re: LU "bug" and fix
References: <m18NfJa-0000fTC@localhost><20021218193318.3926231F0B@acmey.gatech.edu>

Slaven Peles writes:
 > LU decomposition does not give an error message in case that input
 > matrix is singular

A singular matrix should still have a valid LU decomposition
(L*U=original matrix) so it's not an error in that case.

Brian

References:
- new release candidate 1.2.91
  - From: Brian Gough
- LU "bug" and fix
  - From: Slaven Peles

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