Difference between revisions of "Characteristic polynomial"

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The '''characteristic polynomial''' of a square [[matrix]] <math>A</math> is given by,
 
  
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:<math>f(\lambda) = \det(A-\lambda I)</math>
 
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where <math>I</math> is the [[identity matrix]]. The [[root]]s of this [[polynomial]] are the [[eigenvalue]]s of the matrix.
 
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[[Category:Linear algebra]]
 

Revision as of 20:56, July 13, 2009

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