QPLIB

A Library of Quadratic Programming Instances

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

QPLIB_0681

Formats gms lp mod qplib
Problem type probtype LMQ
Solution point objective value solobjvalue 45.24444817 (gdx, sol)
Solution point infeasibility solinfeasibility 1.7494e-11
Donor donor Maria Saumell
#Variables nvars 215
#Binary Variables nbinvars 72
#Integer Variables nintvars 0
#Bounded non-binary Variables nboundedvars 100
#Variables with only one bound nsingleboundedvars 0
#Nonlinear Variables nnlvars 100
#Nonlinear Binary Variables nnlbinvars 0
#Nonlinear Integer Variables nnlintvars 0
Objective Sense objsense max
Objective type objtype linear
Objective curvature objcurvature linear
#Negative eigenvalues in objective matrix nobjquadnegev  
#Positive eigenvalues in objective matrix nobjquadposev  
#Nonzeros in Objective nobjnz 142
#Nonlinear Nonzeros in Objective nobjnlnz 0
#Quadratic Terms in Objective nobjquadnz 0
#Square Terms in Objective nobjquaddiagnz 0
#Constraints ncons 467
#Linear Constraints nlincons 419
#Quadratic Constraints nquadcons 48
#Diagonal Quadratic Constraints ndiagquadcons 0
Constraints curvature conscurvature indefinite
#Convex Nonlinear Constraints nconvexnlcons 0
#Concave Nonlinear Constraints nconcavenlcons 0
#Indefinite Nonlinear Constraints nindefinitenlcons 48
#Nonzeros in Jacobian njacobiannz 1647
#Nonlinear Nonzeros in Jacobian njacobiannlnz 512
#Nonzeros in (Upper-Left) Hessian of Lagrangian nlaghessiannz 416
#Nonzeros in Diagonal of Hessian of Lagrangian nlaghessiandiagnz 0
#Blocks in Hessian of Lagrangian nlaghessianblocks 12
Minimal blocksize in Hessian of Lagrangian laghessianminblocksize 5
Maximal blocksize in Hessian of Lagrangian laghessianmaxblocksize 10
Average blocksize in Hessian of Lagrangian laghessianavgblocksize 8.333333
Sparsity Jacobian
Sparsity Lag. Hessian

QPLIB_0681.gms






Website © 2017-2021 by Zuse Institute Berlin and GAMS. All rights reserved. Imprint. QPLIB is licensed under CC-BY 4.0.