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clahqr.f(3) LAPACK clahqr.f(3)

NAME

clahqr.f

SYNOPSIS

Functions/Subroutines


subroutine clahqr (WANTT, WANTZ, N, ILO, IHI, H, LDH, W, ILOZ, IHIZ, Z, LDZ, INFO)
CLAHQR computes the eigenvalues and Schur factorization of an upper Hessenberg matrix, using the double-shift/single-shift QR algorithm.

Author

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Wed May 24 2017 Version 3.7.0