API Reference¶
Fast Fourier Series library¶
Efficient computation of Fourier Series (FS) coefficients and interpolation with them through use of the Fast Fourier Transform (FFT).
CZT Functions¶
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Chirp Z-Transform. |
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Multi-dimensional Chirp Z-transform. |
FFS Functions¶
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Fourier Series coefficients from signal samples of a 1D function. |
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Fourier Series coefficients from signal samples of a D-dimension signal. |
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Signal samples from Fourier Series coefficients of a 1D function. |
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Signal samples from Fourier Series coefficients of a D-dimension signal. |
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Signal sample positions for |
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Signal sample positions for |
Interpolation Functions¶
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Interpolate bandlimited periodic signal. |
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Interpolate D-dimensional bandlimited periodic signal. |
Circular Convolution¶
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Convolve two N-dimensional functions with the same period using FFS on their discrete samples. |