[[!meta  title="FFT-tools"]]
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AFM cantilever calibration via thermal tuning requires unitary Fourier
transforms, but [Numpy's DFT is not unitary][numpy].  This module
provides some simple unitary wrappers with an associated test suite.

The `README` is posted on the [PyPI page][pypi].

[numpy]: http://docs.scipy.org/doc/numpy/reference/routines.fft.html#background-information
[pypi]: http://pypi.python.org/pypi/FFT-tools/

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