function [upper1,x_min] = fixer(p,output,prelaxed); x = output.Primal; integer = uniquestripped([p.binary_variables p.integer_variables]); n = length(integer); Fnew = [round(x(integer)) -sparse(1:n,integer,1,n,length(p.c))]; p.F_struc = [Fnew;p.F_struc]; p.K.f = p.K.f + n; % close = find(abs(round(x(integer)) - x(integer))<1e-2); % n = length(integer(close)); % Fnew = [round(x(integer(close))) -sparse(1:n,integer(close),1,n,length(p.c))]; % p.F_struc = [Fnew;p.F_struc]; % p.K.f = p.K.f + n; % % % Add the bounds upper = find(~isinf(p.ub)); if ~isempty(upper) Fnew = [p.ub(upper) -sparse(1:length(upper),upper,1,length(upper),length(p.c))]; p.F_struc = [p.F_struc(1:p.K.f,:);Fnew;p.F_struc(p.K.f + 1:end,:)]; p.K.l = p.K.l + length(upper); end lower = find(~isinf(p.lb)); if ~isempty(lower) Fnew = [-p.lb(lower) sparse(1:length(lower),lower,1,length(lower),length(p.c))]; p.F_struc = [p.F_struc(1:p.K.f,:);Fnew;p.F_struc(p.K.f + 1:end,:)]; p.K.l = p.K.l + length(lower); end p.ub = p.ub + inf; p.lb = p.lb - inf; try output = bnb_solvelower(p.solver.lower.call,p,inf,nan); x = setnonlinearvariables(p,output.Primal); if output.problem == 0 x_min = setnonlinearvariables(p,output.Primal); %x_min = output.Primal; upper1 = computecost(p.f,p.c,p.Q,x_min,p);%upper1 = x_min'*p.Q*x_min + p.c'*x_min + p.f; else x_min = []; upper1 = inf; end catch x_min = []; upper1 = inf; end