QPLIB

A Library of Quadratic Programming Instances

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QPLIB_0686

Formats gms lp mod qplib
Problem type probtype LMQ
Donor donor Maria Saumell
#Variables nvars 2204
#Binary Variables nbinvars 692
#Integer Variables nintvars 0
#Bounded non-binary Variables nboundedvars 1100
#Variables with only one bound nsingleboundedvars 0
#Nonlinear Variables nnlvars 1100
#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 1286
#Nonlinear Nonzeros in Objective nobjnlnz 0
#Quadratic Terms in Objective nobjquadnz 0
#Square Terms in Objective nobjquaddiagnz 0
#Constraints ncons 5080
#Linear Constraints nlincons 4440
#Quadratic Constraints nquadcons 640
#Diagonal Quadratic Constraints ndiagquadcons 0
Constraints curvature conscurvature indefinite
#Convex Nonlinear Constraints nconvexnlcons 0
#Concave Nonlinear Constraints nconcavenlcons 0
#Indefinite Nonlinear Constraints nindefinitenlcons 640
#Nonzeros in Jacobian njacobiannz 21551
#Nonlinear Nonzeros in Jacobian njacobiannlnz 9184
#Nonzeros in (Upper-Left) Hessian of Lagrangian nlaghessiannz 7360
#Nonzeros in Diagonal of Hessian of Lagrangian nlaghessiandiagnz 0
#Blocks in Hessian of Lagrangian nlaghessianblocks 80
Minimal blocksize in Hessian of Lagrangian laghessianminblocksize 9
Maximal blocksize in Hessian of Lagrangian laghessianmaxblocksize 14
Average blocksize in Hessian of Lagrangian laghessianavgblocksize 13.75
Sparsity Jacobian
Sparsity Lag. Hessian

QPLIB_0686.gms






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