tfarima (version 0.3.2)

as.lagpol: Lag polynomial

Description

as.lagpol converts a numeric vector c(1, -a_1, …, -a_d) into a lag polynomial \((1 - a_1 B - ... - a_p B^p)\).

Usage

as.lagpol(pol, p = 1)

Arguments

pol

a numeric vector.

p

integer power.

Value

An object of class lagpol.

Examples

# NOT RUN {
as.lagpol(c(1, -0.8))
as.lagpol(c(1, 0, 0, 0, -0.8))
# }