dse (version R2000.6-1)

plot.roots: Plot Model Roots

Description

Calculate and plot roots of a model.

Usage

plot.roots(v, fuzz=0)

Arguments

v

fuzz

If non-zero then roots within fuzz distance are considered equal.

Value

• The eigenvalues of the state transition matrix or the inverse of the roots of the determinant of the AR polynomial are returned invisibly.

sideffects

The roots and a unit circle are plotted on the complex plane.

See Also

add.plot.roots roots stability McMillan.degree

Examples

if(is.R()) data("eg1.DSE.data.diff", package="dse1")
	model <- est.VARX.ls(eg1.DSE.data.diff)
	plot.roots(model)