Add radix2 FFT #1166
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Add radix2 FFT #1166
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Created a dynamic implementation of the radix - 2 Fast Fourier Transform for fast polynomial multiplication. Reference: https://en.wikipedia.org/wiki/Cooley%E2%80%93Tukey_FFT_algorithm#The_radix-2_DIT_case
cclauss
reviewed
Sep 2, 2019
maths/radix2_fft.py
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| B = "B = " | ||
| C = "A*B = " | ||
| for i in range(self.len_A): | ||
| A += str(self.polyA[i]) + "*x^" + str(i) + " + " |
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A += f"{self.polyA[i]}*x^{i} + "
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I updated the __str__ method using f prefix for clarity and list comprehension+String.join() for performance.
Improved the printing method with f.prefix and String.join()
cclauss
reviewed
Sep 3, 2019
cclauss
reviewed
Sep 3, 2019
cclauss
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Sep 3, 2019
harshildarji
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Sep 5, 2019
stokhos
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Jan 3, 2021
* Add radix2 FFT Created a dynamic implementation of the radix - 2 Fast Fourier Transform for fast polynomial multiplication. Reference: https://en.wikipedia.org/wiki/Cooley%E2%80%93Tukey_FFT_algorithm#The_radix-2_DIT_case * Rename radix2_FFT.py to radix2_fft.py * Update radix2_fft printing Improved the printing method with f.prefix and String.join() * __str__ method update * Turned the tests into doctests
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Created a dynamic implementation of the radix - 2 Fast Fourier Transform for fast polynomial multiplication.
Reference: https://en.wikipedia.org/wiki/Cooley%E2%80%93Tukey_FFT_algorithm#The_radix-2_DIT_case