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

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Functions/Subroutines

subroutine slaqps (M, N, OFFSET, NB, KB, A, LDA, JPVT, TAU, VN1, VN2, AUXV, F, LDF)
 SLAQPS computes a step of QR factorization with column pivoting of a real m-by-n matrix A by using BLAS level 3. More...
 
snrm2
real function snrm2(N, X, INCX)
SNRM2
Definition: snrm2.f:76
sswap
subroutine sswap(N, SX, INCX, SY, INCY)
SSWAP
Definition: sswap.f:84
sgemm
subroutine sgemm(TRANSA, TRANSB, M, N, K, ALPHA, A, LDA, B, LDB, BETA, C, LDC)
SGEMM
Definition: sgemm.f:189
isamax
integer function isamax(N, SX, INCX)
ISAMAX
Definition: isamax.f:73
sgemv
subroutine sgemv(TRANS, M, N, ALPHA, A, LDA, X, INCX, BETA, Y, INCY)
SGEMV
Definition: sgemv.f:158
slarfg
subroutine slarfg(N, ALPHA, X, INCX, TAU)
SLARFG generates an elementary reflector (Householder matrix).
Definition: slarfg.f:108
slamch
real function slamch(CMACH)
SLAMCH
Definition: slamch.f:70