LAPACK  3.9.0
LAPACK: Linear Algebra PACKage
Functions/Subroutines
sgeqr2p.f File Reference

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Functions/Subroutines

subroutine sgeqr2p (M, N, A, LDA, TAU, WORK, INFO)
 SGEQR2P computes the QR factorization of a general rectangular matrix with non-negative diagonal elements using an unblocked algorithm. More...
 
xerbla
subroutine xerbla(SRNAME, INFO)
XERBLA
Definition: xerbla.f:62
slarfgp
subroutine slarfgp(N, ALPHA, X, INCX, TAU)
SLARFGP generates an elementary reflector (Householder matrix) with non-negative beta.
Definition: slarfgp.f:106
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