More on bit-reversal
Exploring cycles, their distribution, and generating patterns in bit-reversal permutations.
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Inverse functions
A basic method for finding the derivative of an inverse function, and using it to derive the inverse itself.
The Danielson-Lanczos FFT method and bit-reversal
A walkthrough of the Danielson-Lanczos method for computing the Fast Fourier Transform, including the bit-reversal permutation.