[scilab-Users] plot of step function

[Stéphane Paris]

try with this :  deff('[x]=foo(y)','x=(y>0)*1; x=x+(1-x)*(-1)')
stf

2008/11/2 Klaus Pieper <kfpieper at web.de>

> Hi,
>
> Trying out the example from from
> http://www.scilab.org/doc/intro/node25.html
>
> -->deff('[x]=foo(y)','if y>0 then, x=1; else, x=-1; end')
> -->x=-1:0.1:1
> -->plot(x,foo(x))
>
> I would expect the graph of a step function jumping from -1 to 1 at 0.
> Instead I get a constant function y == -1 for -1 <= x <= 1.
>
> What's going wrong?
>
> Klaus
>
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