Mercurial > hg > ltpda

diff m-toolbox/classes/+utils/@math/heaviside.m @ 0:f0afece42f48

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Import.
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Wed, 23 Nov 2011 19:22:13 +0100
parents
children
line wrap: on
line diff
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/m-toolbox/classes/+utils/@math/heaviside.m	Wed Nov 23 19:22:13 2011 +0100
@@ -0,0 +1,15 @@
+% heaviside
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%
+% DESCRIPTION: Heaviside function. In zero it returns NaN.
+%
+% VERSION:     $Id: heaviside.m,v 1.1 2011/06/01 13:09:14 congedo Exp $
+%
+% HISTORY:     31-05-2011 G. Congedo
+%
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+
+function y = heaviside(x)
+  y = +(x>=0);
+  y(x==0) = NaN;
+end
\ No newline at end of file