49 lines
1.1 KiB
Matlab
Executable File
49 lines
1.1 KiB
Matlab
Executable File
function y = rdivide(X,Y)
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%RDIVIDE (overloaded)
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% Check dimensions
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[nx,mx] = size(X);
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[ny,my] = size(Y);
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if ~((prod(size(X))==1) | (prod(size(Y))==1))
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if ~((nx==ny & (mx ==my)))
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error('Matrix dimensions must agree.')
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end
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end
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% Quick exit for simple case X/scalar
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if isa(Y,'double') & prod(size(Y))==1
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y = X;
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y.basis = y.basis/Y;
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% Reset info about conic terms
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y.conicinfo = [0 0];
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return
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end
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% FIX : SLOOOOW BUT SOMEWHAT ROBUST
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[nx,mx] = size(X);
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[ny,my] = size(Y);
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if prod(size(X)) == 1 & prod(size(Y))~=1
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X = repmat(X,ny,my);
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end;
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if prod(size(Y)) == 1 & prod(size(X))~=1
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Y = repmat(Y,nx,mx);
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end;
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[nx,mx] = size(X);
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y = [];
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for i = 1:nx
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if mx==1
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dummy = struct('type','()','subs',{{i,1}});
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y=[y;subsref(X,dummy)*subsref(Y,dummy)^-1];
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else
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ytemp = [];
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for j = 1:mx
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dummy = struct('type','()','subs',{{i,j}});
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ytemp = [ytemp subsref(X,dummy)*subsref(Y,dummy)^-1];
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end
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y = [y;ytemp];
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end
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end
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% Reset info about conic terms
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if isa(y,'sdpvar')
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y.conicinfo = [0 0];
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end |