QPLIB

A Library of Quadratic Programming Instances

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

QPLIB_3549

Formats gms lp mod qplib
Problem type probtype LMQ
Solution point objective value solobjvalue -1.11160230 (gdx, sol)
Solution point infeasibility solinfeasibility 6.9658e-15
Donor donor Stefan Vigerske
#Variables nvars 1683
#Binary Variables nbinvars 650
#Integer Variables nintvars 0
#Bounded non-binary Variables nboundedvars 0
#Variables with only one bound nsingleboundedvars 408
#Nonlinear Variables nnlvars 408
#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 1
#Nonlinear Nonzeros in Objective nobjnlnz 0
#Quadratic Terms in Objective nobjquadnz 0
#Square Terms in Objective nobjquaddiagnz 0
#Constraints ncons 1909
#Linear Constraints nlincons 1326
#Quadratic Constraints nquadcons 583
#Diagonal Quadratic Constraints ndiagquadcons 0
Constraints curvature conscurvature indefinite
#Convex Nonlinear Constraints nconvexnlcons 0
#Concave Nonlinear Constraints nconcavenlcons 0
#Indefinite Nonlinear Constraints nindefinitenlcons 583
#Nonzeros in Jacobian njacobiannz 8640
#Nonlinear Nonzeros in Jacobian njacobiannlnz 3990
#Nonzeros in (Upper-Left) Hessian of Lagrangian nlaghessiannz 800
#Nonzeros in Diagonal of Hessian of Lagrangian nlaghessiandiagnz 0
#Blocks in Hessian of Lagrangian nlaghessianblocks 8
Minimal blocksize in Hessian of Lagrangian laghessianminblocksize 51
Maximal blocksize in Hessian of Lagrangian laghessianmaxblocksize 51
Average blocksize in Hessian of Lagrangian laghessianavgblocksize 51.0
Sparsity Jacobian
Sparsity Lag. Hessian

QPLIB_3549.gms






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