20 lines
624 B
Mathematica
20 lines
624 B
Mathematica
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function sys=islinear(x)
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%ISLINEAR Check if variable is linear
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%
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% p = islinear(X)
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%
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% X : SDPVAR object
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% p : boolean 0/1
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try
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sys = is(x,'linear');
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catch
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disp('I have messed up something internally in YALMIP. Sorry...')
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disp('Type yalmip(''clear'') and re-define the problem.');
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disp(' ')
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disp('This problem typically occurs if you have SDPVAR variables in');
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disp('work-space, and call a function where you are using ')
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disp('the command yalmip(''clear''). When control is returned to');
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disp('the work-space, things are messed up...');
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error('Internal problems in YALMIP');
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end
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