LAPACK  3.9.0
LAPACK: Linear Algebra PACKage
Functions/Subroutines
sgehd2.f File Reference

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Functions/Subroutines

subroutine sgehd2 (N, ILO, IHI, A, LDA, TAU, WORK, INFO)
 SGEHD2 reduces a general square matrix to upper Hessenberg form using an unblocked algorithm. More...
 
slarfg
subroutine slarfg(N, ALPHA, X, INCX, TAU)
SLARFG generates an elementary reflector (Householder matrix).
Definition: slarfg.f:108
xerbla
subroutine xerbla(SRNAME, INFO)
XERBLA
Definition: xerbla.f:62
slarf
subroutine slarf(SIDE, M, N, V, INCV, TAU, C, LDC, WORK)
SLARF applies an elementary reflector to a general rectangular matrix.
Definition: slarf.f:126