Class for the ARFIMA forecast.
forecast:Object of class "vector"
model:Object of class "vector"
signature(x = "ARFIMAforecast"):
The n.ahead by n.roll+1 matrix of conditional mean forecasts. The column
names are the T[0] dates.
signature(object = "ARFIMAforecast"):
Forecast performance measures.
signature(object = "ARFIMAforecast"):
Forecast summary returning the 0-roll frame only.