What Is Optimization Toolbox?

lsqlin0.6721];lb = -0.1*ones(4,1);ub = 2*ones(4,1);Next, call the constrained linear least-squares routine.[x,resnorm,residual,exitflag,output,lambda] = ...lsqlin(C,d,A,b,[ ],[ ],lb,ub);Entering x, lambda.ineqlin, lambda.lower, lambda.upper producesx =-0.1000-0.10000.21520.3502lambda.ineqlin =00.23920lambda.lower =0.04090.278400lambda.upper =0000Nonzero elements of the vectors in the fields of lambda indicateactive constraints at the solution. In this case, the second inequalityconstraint (in lambda.ineqlin) and the first lower and second lowerbound constraints (in lambda.lower) are active constraints (i.e., thesolution is on their constraint boundaries).8-162