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Re: Sorting Eigenvalues/EigenVectors

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  • Subject: [mg8159] Re: [mg8099] Sorting Eigenvalues/EigenVectors
  • From: "C. Woll" <carlw at u.washington.edu>
  • Date: Sat, 16 Aug 1997 11:51:03 -0400
  • Sender: owner-wri-mathgroup at wolfram.com

Hi Joseph,

How about

SortedEigensystem[m_]:=Transpose[Sort[Transpose[Eigensystem[m]]]]

Carl Woll
Physics Dept
U of Washington

On Tue, 12 Aug 1997, Joseph C. Slater wrote:

> Is there an easy way to sort the results of EigenSystem so that the
> eigenvalues are in increasing order? I can pull them out of the results and
> sort them, but the association of the eigenvalues with the eigenvectors is
> lost. I've been RTFMing for quite a while, and I still can't figure this
> out.
> 
> Thanks, Joe Slater
> 
> __________________________________________________________________
> Dr. Joseph C. Slater                  mailto:jslater at cs.wright.edu
> Mechanical and Materials Engineering      office:+1 (937) 775-5085
> Wright State University                      fax:+1 (937) 775-5009                                                                              
> 
> Dayton, OH 45435   http://www.cs.wright.edu/people/faculty/jslater
> 
> 



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