laed5: D&C step: secular equation, 2x2

Collaboration diagram for laed5: D&C step: secular equation, 2x2:

Functions
subroutine	dlaed5 (i, d, z, delta, rho, dlam)
	DLAED5 used by DSTEDC. Solves the 2-by-2 secular equation.
subroutine	slaed5 (i, d, z, delta, rho, dlam)
	SLAED5 used by SSTEDC. Solves the 2-by-2 secular equation.

Detailed Description