QPLIB

A Library of Quadratic Programming Instances

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QPLIB_8595

Formats gms lp mod qplib
Problem type probtype DCQ
Solution point objective value solobjvalue 10731.25000000 (gdx, sol)
Solution point infeasibility solinfeasibility 4.4409e-16
Donor donor Nick Gould
#Variables nvars 2500
#Binary Variables nbinvars 0
#Integer Variables nintvars 0
#Bounded non-binary Variables nboundedvars 0
#Variables with only one bound nsingleboundedvars 0
#Nonlinear Variables nnlvars 2500
#Nonlinear Binary Variables nnlbinvars 0
#Nonlinear Integer Variables nnlintvars 0
Objective Sense objsense min
Objective type objtype quadratic
Objective curvature objcurvature convex
#Negative eigenvalues in objective matrix nobjquadnegev  
#Positive eigenvalues in objective matrix nobjquadposev 2500
#Nonzeros in Objective nobjnz 2500
#Nonlinear Nonzeros in Objective nobjnlnz 2500
#Quadratic Terms in Objective nobjquadnz 2500
#Square Terms in Objective nobjquaddiagnz 2500
#Constraints ncons 1275
#Linear Constraints nlincons 0
#Quadratic Constraints nquadcons 1275
#Diagonal Quadratic Constraints ndiagquadcons 50
Constraints curvature conscurvature indefinite
#Convex Nonlinear Constraints nconvexnlcons 0
#Concave Nonlinear Constraints nconcavenlcons 0
#Indefinite Nonlinear Constraints nindefinitenlcons 1275
#Nonzeros in Jacobian njacobiannz 125000
#Nonlinear Nonzeros in Jacobian njacobiannlnz 125000
#Nonzeros in (Upper-Left) Hessian of Lagrangian nlaghessiannz 125000
#Nonzeros in Diagonal of Hessian of Lagrangian nlaghessiandiagnz 2500
#Blocks in Hessian of Lagrangian nlaghessianblocks 50
Minimal blocksize in Hessian of Lagrangian laghessianminblocksize 50
Maximal blocksize in Hessian of Lagrangian laghessianmaxblocksize 50
Average blocksize in Hessian of Lagrangian laghessianavgblocksize 50.0
Sparsity Jacobian
Sparsity Lag. Hessian




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