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Algorithm Tridiagonal Reduction

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Algorithm Tridiagonal Reduction . This paper is an extension of the high performance tridiagonal reduction implemented by the same authors (luszczek et al., ipdps 2011) to the brd case. It uses a cholesky factorization of the. Householder (reflections) method for reducing a symmetric from algowiki-project.org A framework for symmetric band reduction. During the first iteration, when updating (m − 1) × (m − 1) matrix a22, the bulk of computation is in the computation of y21: Basic algorithm for reduction of a hermitian matrix to tridiagonal form.