laed3: D&C step: secular equation

Collaboration diagram for laed3: D&C step: secular equation:

Functions
subroutine	dlaed3 (k, n, n1, d, q, ldq, rho, dlambda, q2, indx, ctot, w, s, info)
	DLAED3 used by DSTEDC. Finds the roots of the secular equation and updates the eigenvectors. Used when the original matrix is tridiagonal.
subroutine	slaed3 (k, n, n1, d, q, ldq, rho, dlambda, q2, indx, ctot, w, s, info)
	SLAED3 used by SSTEDC. Finds the roots of the secular equation and updates the eigenvectors. Used when the original matrix is tridiagonal.

Detailed Description