QPLIB

A Library of Quadratic Programming Instances

Home // browse instances // view statistics // read documentation // download QPLIB archive [ ]

QPLIB_3060

Formats gms lp mod qplib
Problem type probtype QML
Solution point objective value solobjvalue -128.93481880 (gdx, sol)
Solution point infeasibility solinfeasibility 2.2204e-16
Donor donor Ruth Misener
#Variables nvars 840
#Binary Variables nbinvars 48
#Integer Variables nintvars 0
#Bounded non-binary Variables nboundedvars 0
#Variables with only one bound nsingleboundedvars 0
#Nonlinear Variables nnlvars 48
#Nonlinear Binary Variables nnlbinvars 48
#Nonlinear Integer Variables nnlintvars 0
Objective Sense objsense min
Objective type objtype quadratic
Objective curvature objcurvature indefinite
#Negative eigenvalues in objective matrix nobjquadnegev 2
#Positive eigenvalues in objective matrix nobjquadposev 46
#Nonzeros in Objective nobjnz 312
#Nonlinear Nonzeros in Objective nobjnlnz 48
#Quadratic Terms in Objective nobjquadnz 95
#Square Terms in Objective nobjquaddiagnz 48
#Constraints ncons 1192
#Linear Constraints nlincons 1192
#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 3432
#Nonlinear Nonzeros in Jacobian njacobiannlnz 0
#Nonzeros in (Upper-Left) Hessian of Lagrangian nlaghessiannz 142
#Nonzeros in Diagonal of Hessian of Lagrangian nlaghessiandiagnz 48
#Blocks in Hessian of Lagrangian nlaghessianblocks 1
Minimal blocksize in Hessian of Lagrangian laghessianminblocksize 48
Maximal blocksize in Hessian of Lagrangian laghessianmaxblocksize 48
Average blocksize in Hessian of Lagrangian laghessianavgblocksize 48.0
Sparsity Jacobian
Sparsity Lag. Hessian

QPLIB_3060.gms






Website © 2017-2023 by Zuse Institute Berlin and GAMS. All rights reserved. Imprint. QPLIB is licensed under CC-BY 4.0.