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Topic: how to plot a function subject to constraints.
Replies: 14   Last Post: Jan 7, 2013 1:15 PM

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Posts: 8
Registered: 12/30/12
Re: how to plot a function subject to constraints.
Posted: Jan 7, 2013 10:33 AM
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"Matt J" wrote in message <kcenvl$95v$1@newscl01ah.mathworks.com>...

> Set x2 and x3 to NaN where the constraints are not satisfied, e.g.,
> G=[g1,g2,g3,g4,g5,g6,g7];
> infeasible=~all(G(:));
> x2(infeasible)=nan;
> x3(infeasible)=nan;
> Then plot as normal

i did this:

%objective function
%constraints are applied to f(x)
%plotting surf

but still plot returns an empty area.

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