2009/1/16 Spencer Graves <spencer.gra...@pdf.com>:
> 1. RSiteSearch('{periodic spline}') produced 12 hits. I looked at the
> first five and found that four of them seemed relevant to your question.
> 2. The third hit in this list notes that the DierckxSpline package has
> periodic splines, while 'fda' recommends finite Fourier series for periodic
> functions; this hit documents an "as.fd" function that approximates a
> 'dierckx' periodic object with a periodic 'fd' object.
> Hope this helps. Spencer
Many thanks, DierckxSpline is what I was looking for.
Andrey
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