LA_SYRCOND: estimates the Skeel condition number of op(A) * op2(C) where op2 is determined by CMODE as follows CMODE = 1 op2(C) = C CMODE = 0 op2(C) = I CMODE = -1 op2(C) = inv(C) The Skeel condition number cond(A) = norminf( |inv(A)||A| ) is computed by computing scaling factors R such that diag(R)*A*op2(C) is row equilibrated and computing the standard infinity-norm condition number. More...

Public Member Functions
real(dp) function	dla_syrcond (uplo, n, a, lda, af, ldaf, ipiv, cmode, c, info, work, iwork)

	la_dla_syrcond

	la_qla_syrcond

real(sp) function	sla_syrcond (uplo, n, a, lda, af, ldaf, ipiv, cmode, c, info, work, iwork)

	la_sla_syrcond

Detailed Description

LA_SYRCOND: estimates the Skeel condition number of op(A) * op2(C) where op2 is determined by CMODE as follows CMODE = 1 op2(C) = C CMODE = 0 op2(C) = I CMODE = -1 op2(C) = inv(C) The Skeel condition number cond(A) = norminf( |inv(A)||A| ) is computed by computing scaling factors R such that diag(R)*A*op2(C) is row equilibrated and computing the standard infinity-norm condition number.

Member Function/Subroutine Documentation

◆ dla_syrcond()

real(dp) function la_lapack::la_syrcond::dla_syrcond	(	character, intent(in)	uplo,
		integer(ilp), intent(in)	n,
		real(dp), dimension(lda,*), intent(in)	a,
		integer(ilp), intent(in)	lda,
		real(dp), dimension(ldaf,*), intent(in)	af,
		integer(ilp), intent(in)	ldaf,
		integer(ilp), dimension(*), intent(in)	ipiv,
		integer(ilp), intent(in)	cmode,
		real(dp), dimension(*), intent(in)	c,
		integer(ilp), intent(out)	info,
		real(dp), dimension(*), intent(out)	work,
		integer(ilp), dimension(*), intent(out)	iwork
	)

◆ la_dla_syrcond()

la_lapack::la_syrcond::la_dla_syrcond

◆ la_qla_syrcond()

la_lapack::la_syrcond::la_qla_syrcond

◆ la_sla_syrcond()

la_lapack::la_syrcond::la_sla_syrcond

◆ sla_syrcond()

real(sp) function la_lapack::la_syrcond::sla_syrcond	(	character, intent(in)	uplo,
		integer(ilp), intent(in)	n,
		real(sp), dimension(lda,*), intent(in)	a,
		integer(ilp), intent(in)	lda,
		real(sp), dimension(ldaf,*), intent(in)	af,
		integer(ilp), intent(in)	ldaf,
		integer(ilp), dimension(*), intent(in)	ipiv,
		integer(ilp), intent(in)	cmode,
		real(sp), dimension(*), intent(in)	c,
		integer(ilp), intent(out)	info,
		real(sp), dimension(*), intent(out)	work,
		integer(ilp), dimension(*), intent(out)	iwork
	)

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

la_lapack.f90