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time_series_model
Combines time_series_model and/or sum_model into a sum_model.
sum_model
# S3 method for time_series_model +(e1, e2)
A sum_model.
Left operand.
Right operand.
m1 <- wn(sigma2 = 1) m2 <- ar1(phi = 0.8, sigma2 = 0.5) model <- m1 + m2 model
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