TimeSeriesMapThread
TimeSeriesMapThread[f,tseries] gives {{t1,f[t1,x1]},{t2,f[t2,x2]},…} for the time series tseries.
TimeSeriesMapThread[f,tseries,{{a1,a2,…},{b1,b2,…},…}] gives {{t1,f[t1,x1,a1,b1,…]},{t2,f[t2,x2,a2,b2,…]},…} for the time series tseries.
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