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A Library of Quadratic Programming Instances

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QPLIB_3701

Formats gms lp mod qplib
Problem type probtype LMQ
Solution point objective value solobjvalue 115.23942930 (gdx, sol)
Solution point infeasibility solinfeasibility 1.0000e-10
Donor donor Stefan Vigerske
#Variables nvars 1140
#Binary Variables nbinvars 60
#Integer Variables nintvars 0
#Bounded non-binary Variables nboundedvars 0
#Variables with only one bound nsingleboundedvars 120
#Nonlinear Variables nnlvars 180
#Nonlinear Binary Variables nnlbinvars 60
#Nonlinear Integer Variables nnlintvars 0
Objective Sense objsense min
Objective type objtype linear
Objective curvature objcurvature linear
#Negative eigenvalues in objective matrix nobjquadnegev  
#Positive eigenvalues in objective matrix nobjquadposev  
#Nonzeros in Objective nobjnz 60
#Nonlinear Nonzeros in Objective nobjnlnz 0
#Quadratic Terms in Objective nobjquadnz 0
#Square Terms in Objective nobjquaddiagnz 0
#Constraints ncons 437
#Linear Constraints nlincons 377
#Quadratic Constraints nquadcons 60
#Diagonal Quadratic Constraints ndiagquadcons 0
Constraints curvature conscurvature indefinite
#Convex Nonlinear Constraints nconvexnlcons 0
#Concave Nonlinear Constraints nconcavenlcons 0
#Indefinite Nonlinear Constraints nindefinitenlcons 60
#Nonzeros in Jacobian njacobiannz 4200
#Nonlinear Nonzeros in Jacobian njacobiannlnz 180
#Nonzeros in (Upper-Left) Hessian of Lagrangian nlaghessiannz 360
#Nonzeros in Diagonal of Hessian of Lagrangian nlaghessiandiagnz 0
#Blocks in Hessian of Lagrangian nlaghessianblocks 60
Minimal blocksize in Hessian of Lagrangian laghessianminblocksize 3
Maximal blocksize in Hessian of Lagrangian laghessianmaxblocksize 3
Average blocksize in Hessian of Lagrangian laghessianavgblocksize 3.0
Sparsity Jacobian
Sparsity Lag. Hessian




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