QPLIB

A Library of Quadratic Programming Instances

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QPLIB_3297

Formats gms lp mod qplib
Problem type probtype CCQ
Solution point objective value solobjvalue -8668219.09400000 (gdx, sol)
Solution point infeasibility solinfeasibility 7.2760e-12
Donor donor Ruth Misener
#Variables nvars 8015
#Binary Variables nbinvars 0
#Integer Variables nintvars 0
#Bounded non-binary Variables nboundedvars 0
#Variables with only one bound nsingleboundedvars 15
#Nonlinear Variables nnlvars 3399
#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 168
#Nonzeros in Objective nobjnz 184
#Nonlinear Nonzeros in Objective nobjnlnz 184
#Quadratic Terms in Objective nobjquadnz 208
#Square Terms in Objective nobjquaddiagnz 184
#Constraints ncons 7992
#Linear Constraints nlincons 4792
#Quadratic Constraints nquadcons 3200
#Diagonal Quadratic Constraints ndiagquadcons 0
Constraints curvature conscurvature indefinite
#Convex Nonlinear Constraints nconvexnlcons 0
#Concave Nonlinear Constraints nconcavenlcons 0
#Indefinite Nonlinear Constraints nindefinitenlcons 3200
#Nonzeros in Jacobian njacobiannz 40368
#Nonlinear Nonzeros in Jacobian njacobiannlnz 14800
#Nonzeros in (Upper-Left) Hessian of Lagrangian nlaghessiannz 12232
#Nonzeros in Diagonal of Hessian of Lagrangian nlaghessiandiagnz 184
#Blocks in Hessian of Lagrangian nlaghessianblocks 176
Minimal blocksize in Hessian of Lagrangian laghessianminblocksize 1
Maximal blocksize in Hessian of Lagrangian laghessianmaxblocksize 402
Average blocksize in Hessian of Lagrangian laghessianavgblocksize 19.3125
Sparsity Jacobian
Sparsity Lag. Hessian




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