lacn2: 1-norm estimate, e.g., || A^{-1} ||_1 in gecon

Collaboration diagram for lacn2: 1-norm estimate, e.g., || A^{-1} ||_1 in gecon:

Functions
subroutine	clacn2 (n, v, x, est, kase, isave)
	CLACN2 estimates the 1-norm of a square matrix, using reverse communication for evaluating matrix-vector products.
subroutine	dlacn2 (n, v, x, isgn, est, kase, isave)
	DLACN2 estimates the 1-norm of a square matrix, using reverse communication for evaluating matrix-vector products.
subroutine	slacn2 (n, v, x, isgn, est, kase, isave)
	SLACN2 estimates the 1-norm of a square matrix, using reverse communication for evaluating matrix-vector products.
subroutine	zlacn2 (n, v, x, est, kase, isave)
	ZLACN2 estimates the 1-norm of a square matrix, using reverse communication for evaluating matrix-vector products.

Detailed Description