Dec 8, 2015 · In this paper we further consider (the computation of) the logarithms of matrices with central symmetry.We first investigate the structure of ...
In this paper we further consider (the computation of) the logarithms of matrices with central symmetry. We first investigate the structure of the ...
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Mar 22, 2024 · The question reduces to prove that ln(D)(D−1N)k=(D−1N)kln(D) for every k, so proving that ln(D), D−1 and N all commute is sufficient.
In mathematics, a logarithm of a matrix is another matrix such that the matrix exponential of the latter matrix equals the original matrix.
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On the logarithms of matrices with central symmetry · Chengbo Lu. Mathematics. J. Num. Math. 2015. TLDR. This paper develops several algorithms for computing ...
Apr 27, 2021 · This post is a tribute to the fact that the matrix logarithm of a 3×3 rotational matrix is. logR=θ2sinθ(RT−R).
In this work, the issue of computing a real logarithm of a real matrix is addressed. After a brief review of some known methods, more attention is paid to ...
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Jan 17, 2017 · A matrix A∈SO(n) (or U(n)) will have a real logarithm with is not skew-symmetric (or skew-Hermitian) if and only if A has a complex eigenvalue of multiplicity ...
A numerical method for computing the logarithm of a symmetric positive definite matrix is developed in this paper. It is based on reducing the original ...
Jan 24, 2023 · In this paper, logarithmically sparse matrices are studied from the point of view of computational algebraic geometry.
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