LAPACK 3.12.0
LAPACK: Linear Algebra PACKage
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zlaqr0.f File Reference

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Functions/Subroutines

subroutine zlaqr0 (wantt, wantz, n, ilo, ihi, h, ldh, w, iloz, ihiz, z, ldz, work, lwork, info)
 ZLAQR0 computes the eigenvalues of a Hessenberg matrix, and optionally the matrices from the Schur decomposition.