LAPACK
3.6.1
LAPACK: Linear Algebra PACKage
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Functions/Subroutines | |
subroutine | dlasq2 (N, Z, INFO) |
DLASQ2 computes all the eigenvalues of the symmetric positive definite tridiagonal matrix associated with the qd Array Z to high relative accuracy. Used by sbdsqr and sstegr. More... | |