QPLIB

A Library of Quadratic Programming Instances

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QPLIB_5023

Formats gms lp mod qplib
Problem type probtype LMQ
Solution point objective value solobjvalue 495034.36740000 (gdx, sol)
Solution point infeasibility solinfeasibility 4.6566e-10
Donor donor Antonio Frangioni
#Variables nvars 15000
#Binary Variables nbinvars 3000
#Integer Variables nintvars 0
#Bounded non-binary Variables nboundedvars 3000
#Variables with only one bound nsingleboundedvars 0
#Nonlinear Variables nnlvars 9000
#Nonlinear Binary Variables nnlbinvars 0
#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 9000
#Nonlinear Nonzeros in Objective nobjnlnz 0
#Quadratic Terms in Objective nobjquadnz 0
#Square Terms in Objective nobjquaddiagnz 0
#Constraints ncons 12155
#Linear Constraints nlincons 9155
#Quadratic Constraints nquadcons 3000
#Diagonal Quadratic Constraints ndiagquadcons 3000
Constraints curvature conscurvature indefinite
#Convex Nonlinear Constraints nconvexnlcons 0
#Concave Nonlinear Constraints nconcavenlcons 0
#Indefinite Nonlinear Constraints nindefinitenlcons 3000
#Nonzeros in Jacobian njacobiannz 39000
#Nonlinear Nonzeros in Jacobian njacobiannlnz 9000
#Nonzeros in (Upper-Left) Hessian of Lagrangian nlaghessiannz 9000
#Nonzeros in Diagonal of Hessian of Lagrangian nlaghessiandiagnz 9000
#Blocks in Hessian of Lagrangian nlaghessianblocks 9000
Minimal blocksize in Hessian of Lagrangian laghessianminblocksize 1
Maximal blocksize in Hessian of Lagrangian laghessianmaxblocksize 1
Average blocksize in Hessian of Lagrangian laghessianavgblocksize 1.0
Sparsity Jacobian
Sparsity Lag. Hessian




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