QPLIB

A Library of Quadratic Programming Instances

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

---

QPLIB_3192

Formats	gms lp mod qplib
Problem type probtype	LCQ
Solution point objective value solobjvalue	783.95096810 (gdx, sol)
Solution point infeasibility solinfeasibility	2.9104e-11
Donor donor	Ruth Misener
#Variables nvars	479
#Binary Variables nbinvars	0
#Integer Variables nintvars	0
#Bounded non-binary Variables nboundedvars	351
#Variables with only one bound nsingleboundedvars	0
#Nonlinear Variables nnlvars	351
#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	64
#Nonlinear Nonzeros in Objective nobjnlnz	0
#Quadratic Terms in Objective nobjquadnz	0
#Square Terms in Objective nobjquaddiagnz	0
#Constraints ncons	177
#Linear Constraints nlincons	32
#Quadratic Constraints nquadcons	145
#Diagonal Quadratic Constraints ndiagquadcons	0
Constraints curvature conscurvature	indefinite
#Convex Nonlinear Constraints nconvexnlcons	0
#Concave Nonlinear Constraints nconcavenlcons	0
#Indefinite Nonlinear Constraints nindefinitenlcons	145
#Nonzeros in Jacobian njacobiannz	3535
#Nonlinear Nonzeros in Jacobian njacobiannlnz	2405
#Nonzeros in (Upper-Left) Hessian of Lagrangian nlaghessiannz	2340
#Nonzeros in Diagonal of Hessian of Lagrangian nlaghessiandiagnz	0
#Blocks in Hessian of Lagrangian nlaghessianblocks	13
Minimal blocksize in Hessian of Lagrangian laghessianminblocksize	27
Maximal blocksize in Hessian of Lagrangian laghessianmaxblocksize	27
Average blocksize in Hessian of Lagrangian laghessianavgblocksize	27.0
Sparsity Jacobian
Sparsity Lag. Hessian

QPLIB_3192.gms

---

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