UNGQR: generates an M-by-N complex matrix Q with orthonormal columns, which is defined as the first N columns of a product of K elementary reflectors of order M Q = H(1) H(2) . . . H(k) as returned by CGEQRF. More...

Public Member Functions
pure subroutine	cungqr (m, n, k, a, lda, tau, work, lwork, info)

	la_cungqr

	la_wungqr

pure subroutine	zungqr (m, n, k, a, lda, tau, work, lwork, info)

	la_zungqr

Detailed Description

UNGQR: generates an M-by-N complex matrix Q with orthonormal columns, which is defined as the first N columns of a product of K elementary reflectors of order M Q = H(1) H(2) . . . H(k) as returned by CGEQRF.

Member Function/Subroutine Documentation

◆ cungqr()

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

◆ la_cungqr()

la_lapack::ungqr::la_cungqr

◆ la_wungqr()

la_lapack::ungqr::la_wungqr

◆ la_zungqr()

la_lapack::ungqr::la_zungqr

◆ zungqr()

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

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

la_lapack.f90