Fast Fourier Transform 0.1

This script can be used to compute the Fast Fourier Transform (FFT) of sampled data, as well the inverse Fast Fourier transform.

It takes an array of sample data values and calculates the respective Fast Fourier Transform. The result is returned as an array of complex values.

The script can also do the opposite, i.e. compute the inverse Fast Fourier transform .

Requirement: PHP  5 or Higher

License type: GNU General Public License
Date added: 5 years, 6 months 20 days ago | Last updated: 5 years, 3 months 10 days ago

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