Having a positive determinant is one of the main properties of a Postive Semi-Definite matrix. How do I prove it?
Last edited by altave86; Sep 27th 2009 at 12:18 PM.
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Originally Posted by altave86 Having a positive determinant is one of the main properties of a Postive Semi-Definite matrix. How do I prove it? let be an eigenvalue of then for some thus and so the result now follows because is the product of the eigenvalues of
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