QPLIB
A Library of Quadratic Programming Instances
Home // browse instances // view statistics // read documentation // download QPLIB archive [ ]QPLIB_2696
| Formats | gms lp mod qplib |
| Problem type probtype | QCQ |
| Solution point objective value solobjvalue | -38011.57283000 (gdx, sol) |
| Solution point infeasibility solinfeasibility | 1.4211e-14 |
| Donor donor | Ruth Misener |
| #Variables nvars | 3500 |
| #Binary Variables nbinvars | 0 |
| #Integer Variables nintvars | 0 |
| #Bounded non-binary Variables nboundedvars | 0 |
| #Variables with only one bound nsingleboundedvars | 5 |
| #Nonlinear Variables nnlvars | 1065 |
| #Nonlinear Binary Variables nnlbinvars | 0 |
| #Nonlinear Integer Variables nnlintvars | 0 |
| Objective Sense objsense | min |
| Objective type objtype | quadratic |
| Objective curvature objcurvature | indefinite |
| #Negative eigenvalues in objective matrix nobjquadnegev | 50 |
| #Positive eigenvalues in objective matrix nobjquadposev | 100 |
| #Nonzeros in Objective nobjnz | 160 |
| #Nonlinear Nonzeros in Objective nobjnlnz | 160 |
| #Quadratic Terms in Objective nobjquadnz | 400 |
| #Square Terms in Objective nobjquaddiagnz | 160 |
| #Constraints ncons | 3495 |
| #Linear Constraints nlincons | 1995 |
| #Quadratic Constraints nquadcons | 1500 |
| #Diagonal Quadratic Constraints ndiagquadcons | 0 |
| Constraints curvature conscurvature | indefinite |
| #Convex Nonlinear Constraints nconvexnlcons | 0 |
| #Concave Nonlinear Constraints nconcavenlcons | 0 |
| #Indefinite Nonlinear Constraints nindefinitenlcons | 1500 |
| #Nonzeros in Jacobian njacobiannz | 19855 |
| #Nonlinear Nonzeros in Jacobian njacobiannlnz | 5400 |
| #Nonzeros in (Upper-Left) Hessian of Lagrangian nlaghessiannz | 3640 |
| #Nonzeros in Diagonal of Hessian of Lagrangian nlaghessiandiagnz | 160 |
| #Blocks in Hessian of Lagrangian nlaghessianblocks | 43 |
| Minimal blocksize in Hessian of Lagrangian laghessianminblocksize | 4 |
| Maximal blocksize in Hessian of Lagrangian laghessianmaxblocksize | 302 |
| Average blocksize in Hessian of Lagrangian laghessianavgblocksize | 24.767442 |
| Sparsity Jacobian |  |
| Sparsity Lag. Hessian |  |
QPLIB_2696.gms
Website © 2017-2023 by Zuse Institute Berlin and GAMS. All rights reserved.
Imprint.
QPLIB is licensed under CC-BY 4.0.