Eigenvectors of the sum of two symmetric matrices

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#1056

From: Mark Thomson
Date: Fri, 08 Jan 1993 00:19

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If and A and B are two symmetric matrices, can anyone tell me whether it
is possible to relate the eigenvectors of (A+B) and their corresponding
eigenvalues to the eigenvectors and eigenvalues of A and B.

Any help appreciated.

Mark Thomson
University of Auckland.

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Path: arc1-ca.pugleaf.net!sparky!uunet!haven.umd.edu!darwin.sura.net!wupost!waikato.ac.nz!aukuni.ac.nz!mmt
Newsgroups: sci.math.num-analysis
Subject: Eigenvectors of the sum of two symmetric matrices
Message-ID: <1993Jan8.001959.13695@ccu1.aukuni.ac.nz>
From: mmt@ccu1.aukuni.ac.nz (Mark Thomson)
Date: Fri, 8 Jan 1993 00:19:59 GMT
Organization: University of Auckland, New Zealand.
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