Mingwei Min cam.ac.uk> writes:
>
> Hi all,
>
> I am trying to calculating derivatives for vectors using R. I have a
> numerical vector, which is in time series manner and contains "NA"s. I
> want to know the changing rate throughout the whole time range. I am
> wondering if there is function in
Mingwei Min cam.ac.uk> writes:
> I am trying to calculating derivatives for vectors using R. I have a
numerical vector, which is in time series manner and contains "NA"s. I
want to know the changing rate throughout the whole time range. I am
wondering if there is function in R can do this. In
Hi all,
I am trying to calculating derivatives for vectors using R. I have a
numerical vector, which is in time series manner and contains "NA"s. I
want to know the changing rate throughout the whole time range. I am
wondering if there is function in R can do this. In R references I
only found fun
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