QPLIB

A Library of Quadratic Programming Instances

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

QPLIB_5543

Formats gms lp mod qplib
Problem type probtype DML
Solution point objective value solobjvalue 37594528.33000000 (gdx, sol)
Solution point infeasibility solinfeasibility 2.1828e-11
Donor donor Antonio Frangioni
#Variables nvars 25700
#Binary Variables nbinvars 4514
#Integer Variables nintvars 0
#Bounded non-binary Variables nboundedvars 148
#Variables with only one bound nsingleboundedvars 4490
#Nonlinear Variables nnlvars 4662
#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 4662
#Nonzeros in Objective nobjnz 13838
#Nonlinear Nonzeros in Objective nobjnlnz 4662
#Quadratic Terms in Objective nobjquadnz 4662
#Square Terms in Objective nobjquaddiagnz 4662
#Constraints ncons 64096
#Linear Constraints nlincons 64096
#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 181132
#Nonlinear Nonzeros in Jacobian njacobiannlnz 0
#Nonzeros in (Upper-Left) Hessian of Lagrangian nlaghessiannz 4662
#Nonzeros in Diagonal of Hessian of Lagrangian nlaghessiandiagnz 4662
#Blocks in Hessian of Lagrangian nlaghessianblocks 4662
Minimal blocksize in Hessian of Lagrangian laghessianminblocksize 1
Maximal blocksize in Hessian of Lagrangian laghessianmaxblocksize 1
Average blocksize in Hessian of Lagrangian laghessianavgblocksize 1.0
Sparsity Lag. Hessian




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