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A Library of Quadratic Programming Instances

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QPLIB_9048

Formats gms lp mod qplib
Problem type probtype QIL
Solution point objective value solobjvalue -1.16568200 (gdx, sol)
Solution point infeasibility solinfeasibility 0.0000e+00
Donor donor HansMittelmann
#Variables nvars 202
#Binary Variables nbinvars 0
#Integer Variables nintvars 202
#Bounded non-binary Variables nboundedvars 202
#Variables with only one bound nsingleboundedvars 0
#Nonlinear Variables nnlvars 202
#Nonlinear Binary Variables nnlbinvars 0
#Nonlinear Integer Variables nnlintvars 202
Objective Sense objsense min
Objective type objtype quadratic
Objective curvature objcurvature indefinite
#Negative eigenvalues in objective matrix nobjquadnegev 60
#Positive eigenvalues in objective matrix nobjquadposev 142
#Nonzeros in Objective nobjnz 202
#Nonlinear Nonzeros in Objective nobjnlnz 202
#Quadratic Terms in Objective nobjquadnz 3822
#Square Terms in Objective nobjquaddiagnz 202
#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 202
#Nonlinear Nonzeros in Jacobian njacobiannlnz 0
#Nonzeros in (Upper-Left) Hessian of Lagrangian nlaghessiannz 7442
#Nonzeros in Diagonal of Hessian of Lagrangian nlaghessiandiagnz 202
#Blocks in Hessian of Lagrangian nlaghessianblocks 2
Minimal blocksize in Hessian of Lagrangian laghessianminblocksize 101
Maximal blocksize in Hessian of Lagrangian laghessianmaxblocksize 101
Average blocksize in Hessian of Lagrangian laghessianavgblocksize 101.0
Sparsity Jacobian
Sparsity Lag. Hessian




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