Message-ID: <Pine.GSO.4.21.0202191751130.26762-100000@dolphin>
Date: 2002-02-19T17:52:50Z
From: Simon Wood
Subject: Rank of Matrix
In-Reply-To: <MABBJPBLPNLDIFMIAAOJOEPECDAA.indra_calisto@yahoo.com>
> I think my question has been asked before but I am posing it once again
> since I need it. Is there any way to find the rank of a matrix in R or
> Splus?
Use svd() to get the singular values and count up how many are greater
than the machine precision multiplied by the largest singular value.
Simon
______________________________________________________________________
> Simon Wood snw at st-and.ac.uk http://www.ruwpa.st-and.ac.uk/simon.html
> The Mathematical Institute, North Haugh, St. Andrews, Fife KY16 9SS UK
> Direct telephone: (0)1334 463799 Indirect fax: (0)1334 463748
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