laqr1: step in hseqr

Collaboration diagram for laqr1: step in hseqr:

Functions
subroutine	claqr1 (N, H, LDH, S1, S2, V)
	CLAQR1 sets a scalar multiple of the first column of the product of 2-by-2 or 3-by-3 matrix H and specified shifts. More...
subroutine	dlaqr1 (N, H, LDH, SR1, SI1, SR2, SI2, V)
	DLAQR1 sets a scalar multiple of the first column of the product of 2-by-2 or 3-by-3 matrix H and specified shifts. More...
subroutine	slaqr1 (N, H, LDH, SR1, SI1, SR2, SI2, V)
	SLAQR1 sets a scalar multiple of the first column of the product of 2-by-2 or 3-by-3 matrix H and specified shifts. More...
subroutine	zlaqr1 (N, H, LDH, S1, S2, V)
	ZLAQR1 sets a scalar multiple of the first column of the product of 2-by-2 or 3-by-3 matrix H and specified shifts. More...

Detailed Description