Jake Deterministic Model

error when tried to create the time series...troubleshoot help would be
appreciated

commit

I don't even know if I'm supposed to be creating a pull request.  The terminology that GitHub uses is so weird
Not sure about this - I think it would let you use beta.0 here, but it might get confusing as you could in theory have different values of beta.0 running around and get confused about which you're using