AngouriMath
weideman
Field
Summary
The polynomial's coefficients, a_n = 1/(4N) sum_k f(t_k) cos(pi n k/(2N)) over
|k| < 2N , with t_k = L tan(pi k/(4N)) and f(t) = e^(-t^2) (L^2 + t^2) :
the discrete Fourier transform Weideman takes, written out, sincef is even.
Index 0 is unused.
the discrete Fourier transform Weideman takes, written out, since
Index 0 is unused.
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