la_lapack::gelqf Interface Reference

GELQF: computes an LQ factorization of a complex M-by-N matrix A: A = ( L 0 ) * Q where: Q is a N-by-N orthogonal matrix; L is a lower-triangular M-by-M matrix; 0 is a M-by-(N-M) zero matrix, if M < N. More...

Public Member Functions
pure subroutine	cgelqf (m, n, a, lda, tau, work, lwork, info)
	la_cgelqf
pure subroutine	dgelqf (m, n, a, lda, tau, work, lwork, info)
	la_dgelqf
	la_qgelqf
pure subroutine	sgelqf (m, n, a, lda, tau, work, lwork, info)
	la_sgelqf
	la_wgelqf
pure subroutine	zgelqf (m, n, a, lda, tau, work, lwork, info)
	la_zgelqf

Detailed Description

GELQF: computes an LQ factorization of a complex M-by-N matrix A: A = ( L 0 ) * Q where: Q is a N-by-N orthogonal matrix; L is a lower-triangular M-by-M matrix; 0 is a M-by-(N-M) zero matrix, if M < N.

Member Function/Subroutine Documentation

cgelqf()

pure subroutine la_lapack::gelqf::cgelqf	(	integer(ilp), intent(in)	m,
		integer(ilp), intent(in)	n,
		complex(sp), dimension(lda,*), intent(inout)	a,
		integer(ilp), intent(in)	lda,
		complex(sp), dimension(*), intent(out)	tau,
		complex(sp), dimension(*), intent(out)	work,
		integer(ilp), intent(in)	lwork,
		integer(ilp), intent(out)	info
	)

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dgelqf()

pure subroutine la_lapack::gelqf::dgelqf	(	integer(ilp), intent(in)	m,
		integer(ilp), intent(in)	n,
		real(dp), dimension(lda,*), intent(inout)	a,
		integer(ilp), intent(in)	lda,
		real(dp), dimension(*), intent(out)	tau,
		real(dp), dimension(*), intent(out)	work,
		integer(ilp), intent(in)	lwork,
		integer(ilp), intent(out)	info
	)

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la_cgelqf()

la_lapack::gelqf::la_cgelqf

la_dgelqf()

la_lapack::gelqf::la_dgelqf

la_qgelqf()

la_lapack::gelqf::la_qgelqf

la_sgelqf()

la_lapack::gelqf::la_sgelqf

la_wgelqf()

la_lapack::gelqf::la_wgelqf

la_zgelqf()

la_lapack::gelqf::la_zgelqf

sgelqf()

pure subroutine la_lapack::gelqf::sgelqf	(	integer(ilp), intent(in)	m,
		integer(ilp), intent(in)	n,
		real(sp), dimension(lda,*), intent(inout)	a,
		integer(ilp), intent(in)	lda,
		real(sp), dimension(*), intent(out)	tau,
		real(sp), dimension(*), intent(out)	work,
		integer(ilp), intent(in)	lwork,
		integer(ilp), intent(out)	info
	)

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zgelqf()

pure subroutine la_lapack::gelqf::zgelqf	(	integer(ilp), intent(in)	m,
		integer(ilp), intent(in)	n,
		complex(dp), dimension(lda,*), intent(inout)	a,
		integer(ilp), intent(in)	lda,
		complex(dp), dimension(*), intent(out)	tau,
		complex(dp), dimension(*), intent(out)	work,
		integer(ilp), intent(in)	lwork,
		integer(ilp), intent(out)	info
	)

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The documentation for this interface was generated from the following file:

• la_lapack.f90