numpy/numpy — pull request #484 by endolith (2012-10-14 02:04:40+00:00)
Title: ENH: add rfftfreq() and DOC: cleanup fft docstrings

1. Added an rfftfreq() function for numpy's rfft(), like scipy's rfftfreq()
2. Clarify default `d` for fftfreq
3. Clarify size of odd-length FFTs