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A Library of Quadratic Programming Instances

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QPLIB_2761

Formats gms lp mod qplib
Problem type probtype QCL
Solution point objective value solobjvalue 0.00104853 (gdx, sol)
Solution point infeasibility solinfeasibility 1.1102e-15
Donor donor Ruth Misener
#Variables nvars 500
#Binary Variables nbinvars 0
#Integer Variables nintvars 0
#Bounded non-binary Variables nboundedvars 500
#Variables with only one bound nsingleboundedvars 0
#Nonlinear Variables nnlvars 500
#Nonlinear Binary Variables nnlbinvars 0
#Nonlinear Integer Variables nnlintvars 0
Objective Sense objsense min
Objective type objtype quadratic
Objective curvature objcurvature indefinite
#Negative eigenvalues in objective matrix nobjquadnegev 250
#Positive eigenvalues in objective matrix nobjquadposev 250
#Nonzeros in Objective nobjnz 500
#Nonlinear Nonzeros in Objective nobjnlnz 500
#Quadratic Terms in Objective nobjquadnz 125250
#Square Terms in Objective nobjquaddiagnz 500
#Constraints ncons 1
#Linear Constraints nlincons 1
#Quadratic Constraints nquadcons 0
#Diagonal Quadratic Constraints ndiagquadcons 0
Constraints curvature conscurvature linear
#Convex Nonlinear Constraints nconvexnlcons 0
#Concave Nonlinear Constraints nconcavenlcons 0
#Indefinite Nonlinear Constraints nindefinitenlcons 0
#Nonzeros in Jacobian njacobiannz 500
#Nonlinear Nonzeros in Jacobian njacobiannlnz 0
#Nonzeros in (Upper-Left) Hessian of Lagrangian nlaghessiannz 250000
#Nonzeros in Diagonal of Hessian of Lagrangian nlaghessiandiagnz 500
#Blocks in Hessian of Lagrangian nlaghessianblocks 1
Minimal blocksize in Hessian of Lagrangian laghessianminblocksize 500
Maximal blocksize in Hessian of Lagrangian laghessianmaxblocksize 500
Average blocksize in Hessian of Lagrangian laghessianavgblocksize 500.0
Sparsity Jacobian
Sparsity Lag. Hessian




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