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1 | function [lb,ub,redundant] = detect_and_improve_bounds(Matrices,lb,ub,binary_var_index,options); |
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2 | |
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3 | A = [ Matrices.G -Matrices.E]; |
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4 | b = [ Matrices.W ]; |
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5 | |
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6 | [global_lower,global_upper,bound_rows] = find_variable_bounds(A,b,[Matrices.Aeq Matrices.Beq],Matrices.beq); |
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7 | global_lower(binary_var_index) = max(global_lower(binary_var_index),0); |
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8 | global_upper(binary_var_index) = min(global_upper(binary_var_index),1); |
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9 | |
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10 | if ~isempty(lb) |
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11 | global_lower = max([global_lower lb],[],2); |
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12 | end |
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13 | if ~isempty(ub) |
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14 | global_upper = min([global_upper ub],[],2); |
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15 | end |
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16 | |
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17 | [lb,ub,redundant,psstruct,infeasible] = tightenbounds(A,b,global_lower,global_upper,[],binary_var_index); |
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