A positive definite matrix A = (aij) has a positive diagonal, that is, A positive definite

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A positive definite matrix A = (aij) has a positive diagonal, that is,
A positive definite ⇒ aii > 0 for every i
One of the important uses of eigenvalues is to characterize definite matrices, as shown in the following exercise

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Foundations of Mathematical Economics

ISBN: 978-0262531924

1st edition

Authors: Michael Carter

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Question Posted: May 02, 2016 11:49 AM

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A positive definite matrix A = (aij) has a positive diagonal, that is, A positive definite

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Foundations of Mathematical Economics

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