74 lines
2.6 KiB
Matlab
Executable File
74 lines
2.6 KiB
Matlab
Executable File
function X=ctranspose(X)
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%CTRANSPOSE (overloaded)
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if isa(X,'blkvar')
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X = sdpvar(X);
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end
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n = X.dim(1);
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m = X.dim(2);
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ind = reshape(reshape(1:n*m,n,m)',n*m,1);
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if isreal(X.basis)
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X.basis = X.basis(ind,:);
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else
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X.basis = conj(X.basis(ind,:));
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end
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X.dim(1) = m;
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X.dim(2) = n;
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% Reset info about conic terms
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X.conicinfo = [0 0];
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% Flip noncommuting terms
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% Get all the tables, and expand them so that they correspond to the same
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% number of variables globally (nonCommutingTable is not up to date after a
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% new commuting variables has been defined, to save flops)
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nonCommutingTable = yalmip('nonCommutingTable');
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[monomtable,variabletype] = yalmip('monomtable');
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if size(monomtable,1)>size(nonCommutingTable,1)
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nonCommutingTable((1+size(nonCommutingTable,1)):(size(monomtable,1)),1) = (1+size(nonCommutingTable,1)):(size(monomtable,1));
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end
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% Cast commutative variables as nc temporarily by adding them to the table
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commuting = find(~any(nonCommutingTable,2));
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nonCommutingTable(commuting,1) = commuting;
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for i = 1:length(X.lmi_variables)
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if nonCommutingTable(X.lmi_variables(i),2)
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monoms = nonCommutingTable(X.lmi_variables(i),2:end);
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monoms(find(monoms)) = fliplr( monoms(find(monoms)));
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monoms = [nonCommutingTable(X.lmi_variables(i),1) monoms];
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old = findrows(nonCommutingTable,monoms);
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old = findrows(nonCommutingTable(:,2:end),monoms(2:end));
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if ~isempty(old)
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old = old(find((monoms(1) == nonCommutingTable(old,1)) | isnan(monoms(1)) & isnan(nonCommutingTable(old,1))));
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end
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if isempty(old)
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% Create a new monomial
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monomtable(end+1,end+1) = 0;
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variabletype(end+1) = variabletype(X.lmi_variables(i));
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nonCommutingTable = [nonCommutingTable;monoms];
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X.lmi_variables(i) = size(nonCommutingTable,1);
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else
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X.lmi_variables(i) = old;
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end
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end
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end
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% Fucked up order (lmi_variables should be sorted and unique)
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if any(diff(X.lmi_variables)<0)
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[i,j]=sort(X.lmi_variables);
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X.basis = [X.basis(:,1) X.basis(:,j+1)];
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X.lmi_variables = X.lmi_variables(j);
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end
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[un_Z_vars2] = uniquestripped(X.lmi_variables);
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if length(un_Z_vars2) < length(X.lmi_variables)
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[un_Z_vars,hh,jj] = unique(X.lmi_variables);
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if length(X.lmi_variables) ~=length(un_X_vars)
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X.basis = Z.basis*sparse([1 1+jj],[1 1+(1:length(jj))],ones(1,1+length(jj)))';
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X.lmi_variables = un_Z_vars;
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end
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end
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if size(monomtable,2) < size(monomtable,1)
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monomtable(size(monomtable,1),size(monomtable,1)) = 0;
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end
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yalmip('nonCommutingTable',nonCommutingTable);
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yalmip('setmonomtable',monomtable,variabletype);
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