From: W. Trevor King <wking@drexel.edu>
Date: Wed, 16 Mar 2011 00:57:04 +0000 (-0400)
Subject: Add FFT-tools post.
X-Git-Url: http://git.tremily.us/?a=commitdiff_plain;h=59e317ee0cb710e2939f9dbc93920c47aa551f10;p=blog.git

Add FFT-tools post.
---

diff --git a/posts/FFT-tools.mdwn b/posts/FFT-tools.mdwn
new file mode 100644
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 bdc7403..187d2aa 100644
--- 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