Hello,

I have the following data for a lossy material (nylon), and I'd like to 
find the parameters for meep's lorentzian model which fit the data:

frequency (hz)  real(eps) imag(eps)
60      3.7     -.0666
1e3     3.5     -.0651
1e6     3.14    -.068452
1e8     3.0     -.06
3e9     2.84    -.033228
2.5e10  2.73    -.028665

There was an indication in a previous post that this is simple:

> G.J. Parker
>  original patch posted by Steven, this does reduce memory requirements when
>  using Lorentzians. i have no problems using five Lorentzians w/ this patch.
>  one can write a stupid excel spread sheet to fit N lorentzians to a table of
>  (experimental) complex epsilons...


Best Regards,
Matt


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