ORGTR: generates a real orthogonal matrix Q which is defined as the product of n-1 elementary reflectors of order N, as returned by DSYTRD: if UPLO = 'U', Q = H(n-1) . . . H(2) H(1), if UPLO = 'L', Q = H(1) H(2) . . . H(n-1). More...

Public Member Functions
pure subroutine	dorgtr (uplo, n, a, lda, tau, work, lwork, info)

	la_dorgtr

	la_qorgtr

pure subroutine	sorgtr (uplo, n, a, lda, tau, work, lwork, info)

	la_sorgtr

Detailed Description

ORGTR: generates a real orthogonal matrix Q which is defined as the product of n-1 elementary reflectors of order N, as returned by DSYTRD: if UPLO = 'U', Q = H(n-1) . . . H(2) H(1), if UPLO = 'L', Q = H(1) H(2) . . . H(n-1).

Member Function/Subroutine Documentation

◆ dorgtr()

pure subroutine la_lapack::orgtr::dorgtr	(	character, intent(in)	uplo,
		integer(ilp), intent(in)	n,
		real(dp), dimension(lda,*), intent(inout)	a,
		integer(ilp), intent(in)	lda,
		real(dp), dimension(*), intent(in)	tau,
		real(dp), dimension(*), intent(out)	work,
		integer(ilp), intent(in)	lwork,
		integer(ilp), intent(out)	info
	)

◆ la_dorgtr()

la_lapack::orgtr::la_dorgtr

◆ la_qorgtr()

la_lapack::orgtr::la_qorgtr

◆ la_sorgtr()

la_lapack::orgtr::la_sorgtr

◆ sorgtr()

pure subroutine la_lapack::orgtr::sorgtr	(	character, intent(in)	uplo,
		integer(ilp), intent(in)	n,
		real(sp), dimension(lda,*), intent(inout)	a,
		integer(ilp), intent(in)	lda,
		real(sp), dimension(*), intent(in)	tau,
		real(sp), 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