[R-sig-finance] RV: The "ast" package is good?

[Ricardo Zambrano Aguilera]

> Hi everyone , i have a big doubt.
>  the ast library  to me was always useful, but recently i´m was 
> analyzing the whole concept specially, the arimaId , and i think that, this package actually is not official.
> that´s my question... why not??
> thanks a lot 
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