Add FFT-tools post.

diff --git a/posts/FFT-tools.mdwn b/posts/FFT-tools.mdwn
new file mode 100644 (file)
index 0000000..ef94702
--- /dev/null
+++ b/posts/FFT-tools.mdwn
@@ -0,0 +1,13 @@
+[[!meta  title="FFT-tools"]]
+[[!template id=gitrepo repo=FFT-tools]]
+
+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.
+
+[numpy]: http://docs.scipy.org/doc/numpy/reference/routines.fft.html#background-information
+
+[[!tag tags/code]]
+[[!tag tags/linux]]
+[[!tag tags/programming]]
+[[!tag tags/python]]

diff --git a/posts/Gentoo_overlay.mdwn b/posts/Gentoo_overlay.mdwn
index bdc7403f672477e23348f43b90f6674a9a186ea0..187d2aac3e18735dd8fa55a7278281015ad9815a 100644 (file)
--- a/posts/Gentoo_overlay.mdwn
+++ b/posts/Gentoo_overlay.mdwn
@@ -13,6 +13,8 @@ personal `layman.xml`).  The overlay is a fairly strange mix:
   ([Gentoo 42103](http://bugs.gentoo.org/42103))
 - dev-python/curses-check-for-keypress
   (my [[curses_check_for_keypress]] package)
+- dev-python/FFT-tools
+  (my [[FFT-tools]] wrappers)
 - dev-python/splittable-kwargs
   (my [[splittable_kwargs]] package)
 - dev-tex/draftmark