QPLIB

A Library of Quadratic Programming Instances

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QPLIB_0687

Formats gms lp mod qplib
Problem type probtype LMQ
Donor donor Maria Saumell
#Variables nvars 2323
#Binary Variables nbinvars 672
#Integer Variables nintvars 0
#Bounded non-binary Variables nboundedvars 1260
#Variables with only one bound nsingleboundedvars 0
#Nonlinear Variables nnlvars 1260
#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 1246
#Nonlinear Nonzeros in Objective nobjnlnz 0
#Quadratic Terms in Objective nobjquadnz 0
#Square Terms in Objective nobjquaddiagnz 0
#Constraints ncons 5675
#Linear Constraints nlincons 4875
#Quadratic Constraints nquadcons 800
#Diagonal Quadratic Constraints ndiagquadcons 0
Constraints curvature conscurvature indefinite
#Convex Nonlinear Constraints nconvexnlcons 0
#Concave Nonlinear Constraints nconcavenlcons 0
#Indefinite Nonlinear Constraints nindefinitenlcons 800
#Nonzeros in Jacobian njacobiannz 25199
#Nonlinear Nonzeros in Jacobian njacobiannlnz 11480
#Nonzeros in (Upper-Left) Hessian of Lagrangian nlaghessiannz 9200
#Nonzeros in Diagonal of Hessian of Lagrangian nlaghessiandiagnz 0
#Blocks in Hessian of Lagrangian nlaghessianblocks 80
Minimal blocksize in Hessian of Lagrangian laghessianminblocksize 11
Maximal blocksize in Hessian of Lagrangian laghessianmaxblocksize 16
Average blocksize in Hessian of Lagrangian laghessianavgblocksize 15.75
Sparsity Jacobian
Sparsity Lag. Hessian

QPLIB_0687.gms






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