The second-order derivatives of matrices
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Olga Dunajeva
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Article
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2004
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Elsevier Science
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English
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In this paper we derive the second-order derivatives of an orthogonal matrix of eigenvectors and of a matrix of eigenvalues of a real symmetric matrix. Obtained expressions depend on the first-order derivatives of these matrices, which were presented in Linear Algebra Appl. 264 (1997) 489. These res