LAPACK  3.4.2
LAPACK: Linear Algebra PACKage
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dlarrd.f File Reference

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Functions/Subroutines

subroutine dlarrd (RANGE, ORDER, N, VL, VU, IL, IU, GERS, RELTOL, D, E, E2, PIVMIN, NSPLIT, ISPLIT, M, W, WERR, WL, WU, IBLOCK, INDEXW, WORK, IWORK, INFO)
 DLARRD computes the eigenvalues of a symmetric tridiagonal matrix to suitable accuracy.