tsa.arima_process.lpol_sdiff()

statsmodels.tsa.arima_process.lpol_sdiff

statsmodels.tsa.arima_process.lpol_sdiff(s) [source]

return coefficients for seasonal difference (1-L^s)

just a trivial convenience function

Parameters:	s : int number of periods in season
Returns:	sdiff : list, length s+1