Low-Level GARCH function for translating modeltime to forecast

rugarch_multi_fit_impl(
  formula,
  data,
  spec_type = "ugarchspec",
  period = "auto",
  ...
)

Arguments

formula	A dataframe of xreg (exogenous regressors)
data	A numeric vector of values to fit
spec_type	Must be ugarchspec or arfimaspec
period	Auto
...	Additional arguments passed to `forecast::Arima`

A fitted model