mortality_rates_path: character. Path to Mortality rates in a .txt file.
total_population_path: character. Path to Populations in a .txt file.
omega_age: numeric. Maximum age.
horizon: numeric. The forecast horizon.
first_year_projection: numeric. Year for the base population.
...: additional arguments to be passed to forecast::Arima().
Returns
mortality_projection returns an object of class fmforecast with with both female and male mortality projections and the components of demography::forecast.lca().