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

Go to the source code of this file.

Functions/Subroutines

subroutine cgeqpf (M, N, A, LDA, JPVT, TAU, WORK, RWORK, INFO)
 CGEQPF More...
 
clarfg
subroutine clarfg(N, ALPHA, X, INCX, TAU)
CLARFG generates an elementary reflector (Householder matrix).
Definition: clarfg.f:108
scnrm2
real function scnrm2(N, X, INCX)
SCNRM2
Definition: scnrm2.f:77
clarf
subroutine clarf(SIDE, M, N, V, INCV, TAU, C, LDC, WORK)
CLARF applies an elementary reflector to a general rectangular matrix.
Definition: clarf.f:130
isamax
integer function isamax(N, SX, INCX)
ISAMAX
Definition: isamax.f:73
xerbla
subroutine xerbla(SRNAME, INFO)
XERBLA
Definition: xerbla.f:62
cswap
subroutine cswap(N, CX, INCX, CY, INCY)
CSWAP
Definition: cswap.f:83
slamch
real function slamch(CMACH)
SLAMCH
Definition: slamch.f:70
cgeqr2
subroutine cgeqr2(M, N, A, LDA, TAU, WORK, INFO)
CGEQR2 computes the QR factorization of a general rectangular matrix using an unblocked algorithm.
Definition: cgeqr2.f:132
cunm2r
subroutine cunm2r(SIDE, TRANS, M, N, K, A, LDA, TAU, C, LDC, WORK, INFO)
CUNM2R multiplies a general matrix by the unitary matrix from a QR factorization determined by cgeqrf...
Definition: cunm2r.f:161