QPLIB

A Library of Quadratic Programming Instances

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

QPLIB_3416

Formats gms lp mod qplib
Problem type probtype LCQ
Solution point objective value solobjvalue 556.67516260 (gdx, sol)
Solution point infeasibility solinfeasibility 2.9104e-11
Donor donor Ruth Misener
#Variables nvars 424
#Binary Variables nbinvars 0
#Integer Variables nintvars 0
#Bounded non-binary Variables nboundedvars 200
#Variables with only one bound nsingleboundedvars 0
#Nonlinear Variables nnlvars 200
#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 80
#Nonlinear Nonzeros in Objective nobjnlnz 0
#Quadratic Terms in Objective nobjquadnz 0
#Square Terms in Objective nobjquaddiagnz 0
#Constraints ncons 128
#Linear Constraints nlincons 32
#Quadratic Constraints nquadcons 96
#Diagonal Quadratic Constraints ndiagquadcons 0
Constraints curvature conscurvature indefinite
#Convex Nonlinear Constraints nconvexnlcons 0
#Concave Nonlinear Constraints nconcavenlcons 0
#Indefinite Nonlinear Constraints nindefinitenlcons 96
#Nonzeros in Jacobian njacobiannz 2640
#Nonlinear Nonzeros in Jacobian njacobiannlnz 1184
#Nonzeros in (Upper-Left) Hessian of Lagrangian nlaghessiannz 1152
#Nonzeros in Diagonal of Hessian of Lagrangian nlaghessiandiagnz 0
#Blocks in Hessian of Lagrangian nlaghessianblocks 8
Minimal blocksize in Hessian of Lagrangian laghessianminblocksize 25
Maximal blocksize in Hessian of Lagrangian laghessianmaxblocksize 25
Average blocksize in Hessian of Lagrangian laghessianavgblocksize 25.0
Sparsity Jacobian
Sparsity Lag. Hessian




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