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

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author Daniele Nicolodi <nicolodi@science.unitn.it>
date Wed, 23 Nov 2011 19:22:13 +0100
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-1:000000000000 0:f0afece42f48
1 % heaviside
2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3 %
4 % DESCRIPTION: Heaviside function. In zero it returns NaN.
5 %
6 % VERSION: $Id: heaviside.m,v 1.1 2011/06/01 13:09:14 congedo Exp $
7 %
8 % HISTORY: 31-05-2011 G. Congedo
9 %
10 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
11
12 function y = heaviside(x)
13 y = +(x>=0);
14 y(x==0) = NaN;
15 end