expand_ar: Expand AR coefficients to include SAR coefficients of SARMA model
Description
Expand AR coefficients to include SAR coefficients of SARMA model
Usage
expand_ar(ar, sar, period)
Value
vector of AR coefficients in equivalent ARMA model
Arguments
- ar
vector of AR coefficients
- sar
vector of SAR coefficients
- period
period of SARMA model