QPLIB

A Library of Quadratic Programming Instances

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

QPLIB_3369

Formats gms lp mod qplib
Problem type probtype LCQ
Solution point objective value solobjvalue 583.52151610 (gdx, sol)
Solution point infeasibility solinfeasibility 5.8208e-11
Donor donor Ruth Misener
#Variables nvars 485
#Binary Variables nbinvars 0
#Integer Variables nintvars 0
#Bounded non-binary Variables nboundedvars 325
#Variables with only one bound nsingleboundedvars 0
#Nonlinear Variables nnlvars 325
#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 96
#Nonlinear Nonzeros in Objective nobjnlnz 0
#Quadratic Terms in Objective nobjquadnz 0
#Square Terms in Objective nobjquaddiagnz 0
#Constraints ncons 148
#Linear Constraints nlincons 32
#Quadratic Constraints nquadcons 116
#Diagonal Quadratic Constraints ndiagquadcons 0
Constraints curvature conscurvature indefinite
#Convex Nonlinear Constraints nconvexnlcons 0
#Concave Nonlinear Constraints nconcavenlcons 0
#Indefinite Nonlinear Constraints nindefinitenlcons 116
#Nonzeros in Jacobian njacobiannz 3102
#Nonlinear Nonzeros in Jacobian njacobiannlnz 1924
#Nonzeros in (Upper-Left) Hessian of Lagrangian nlaghessiannz 1872
#Nonzeros in Diagonal of Hessian of Lagrangian nlaghessiandiagnz 0
#Blocks in Hessian of Lagrangian nlaghessianblocks 13
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.