la_lapack::sytrd_sy2sb Interface Reference

SYTRD_SY2SB: reduces a real symmetric matrix A to real symmetric band-diagonal form AB by a orthogonal similarity transformation: Q**T * A * Q = AB. More...

Public Member Functions
pure subroutine	dsytrd_sy2sb (uplo, n, kd, a, lda, ab, ldab, tau, work, lwork, info)
	la_dsytrd_sy2sb
	la_qsytrd_sy2sb
pure subroutine	ssytrd_sy2sb (uplo, n, kd, a, lda, ab, ldab, tau, work, lwork, info)
	la_ssytrd_sy2sb

Detailed Description

SYTRD_SY2SB: reduces a real symmetric matrix A to real symmetric band-diagonal form AB by a orthogonal similarity transformation: Q**T * A * Q = AB.

Member Function/Subroutine Documentation

dsytrd_sy2sb()

pure subroutine la_lapack::sytrd_sy2sb::dsytrd_sy2sb	(	character, intent(in)	uplo,
		integer(ilp), intent(in)	n,
		integer(ilp), intent(in)	kd,
		real(dp), dimension(lda,*), intent(inout)	a,
		integer(ilp), intent(in)	lda,
		real(dp), dimension(ldab,*), intent(out)	ab,
		integer(ilp), intent(in)	ldab,
		real(dp), dimension(*), intent(out)	tau,
		real(dp), dimension(*), intent(out)	work,
		integer(ilp), intent(in)	lwork,
		integer(ilp), intent(out)	info
	)

la_dsytrd_sy2sb()

la_lapack::sytrd_sy2sb::la_dsytrd_sy2sb

la_qsytrd_sy2sb()

la_lapack::sytrd_sy2sb::la_qsytrd_sy2sb

la_ssytrd_sy2sb()

la_lapack::sytrd_sy2sb::la_ssytrd_sy2sb

ssytrd_sy2sb()

pure subroutine la_lapack::sytrd_sy2sb::ssytrd_sy2sb	(	character, intent(in)	uplo,
		integer(ilp), intent(in)	n,
		integer(ilp), intent(in)	kd,
		real(sp), dimension(lda,*), intent(inout)	a,
		integer(ilp), intent(in)	lda,
		real(sp), dimension(ldab,*), intent(out)	ab,
		integer(ilp), intent(in)	ldab,
		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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The documentation for this interface was generated from the following file:

• la_lapack.f90