QPLIB

A Library of Quadratic Programming Instances

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QPLIB_3646

Formats gms lp mod qplib
Problem type probtype LMQ
Solution point objective value solobjvalue 230.20214950 (gdx, sol)
Solution point infeasibility solinfeasibility 2.2204e-16
Donor donor Stefan Vigerske
#Variables nvars 2020
#Binary Variables nbinvars 20
#Integer Variables nintvars 0
#Bounded non-binary Variables nboundedvars 0
#Variables with only one bound nsingleboundedvars 2000
#Nonlinear Variables nnlvars 2020
#Nonlinear Binary Variables nnlbinvars 20
#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 1020
#Nonlinear Nonzeros in Objective nobjnlnz 0
#Quadratic Terms in Objective nobjquadnz 0
#Square Terms in Objective nobjquaddiagnz 0
#Constraints ncons 2050
#Linear Constraints nlincons 1050
#Quadratic Constraints nquadcons 1000
#Diagonal Quadratic Constraints ndiagquadcons 0
Constraints curvature conscurvature indefinite
#Convex Nonlinear Constraints nconvexnlcons 0
#Concave Nonlinear Constraints nconcavenlcons 0
#Indefinite Nonlinear Constraints nindefinitenlcons 1000
#Nonzeros in Jacobian njacobiannz 6000
#Nonlinear Nonzeros in Jacobian njacobiannlnz 3000
#Nonzeros in (Upper-Left) Hessian of Lagrangian nlaghessiannz 3000
#Nonzeros in Diagonal of Hessian of Lagrangian nlaghessiandiagnz 1000
#Blocks in Hessian of Lagrangian nlaghessianblocks 1020
Minimal blocksize in Hessian of Lagrangian laghessianminblocksize 1
Maximal blocksize in Hessian of Lagrangian laghessianmaxblocksize 51
Average blocksize in Hessian of Lagrangian laghessianavgblocksize 1.980392
Sparsity Jacobian
Sparsity Lag. Hessian

QPLIB_3646.gms






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