QPLIB

A Library of Quadratic Programming Instances

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QPLIB_2967

Formats gms lp mod qplib
Problem type probtype QCC
Solution point objective value solobjvalue 10.92820323 (gdx, sol)
Solution point infeasibility solinfeasibility 1.7764e-15
Donor donor Ruth Misener
#Variables nvars 38
#Binary Variables nbinvars 0
#Integer Variables nintvars 0
#Bounded non-binary Variables nboundedvars 19
#Variables with only one bound nsingleboundedvars 0
#Nonlinear Variables nnlvars 38
#Nonlinear Binary Variables nnlbinvars 0
#Nonlinear Integer Variables nnlintvars 0
Objective Sense objsense max
Objective type objtype quadratic
Objective curvature objcurvature indefinite
#Negative eigenvalues in objective matrix nobjquadnegev 18
#Positive eigenvalues in objective matrix nobjquadposev 18
#Nonzeros in Objective nobjnz 38
#Nonlinear Nonzeros in Objective nobjnlnz 38
#Quadratic Terms in Objective nobjquadnz 36
#Square Terms in Objective nobjquaddiagnz 0
#Constraints ncons 191
#Linear Constraints nlincons 1
#Quadratic Constraints nquadcons 190
#Diagonal Quadratic Constraints ndiagquadcons 19
Constraints curvature conscurvature convex
#Convex Nonlinear Constraints nconvexnlcons 190
#Concave Nonlinear Constraints nconcavenlcons 0
#Indefinite Nonlinear Constraints nindefinitenlcons 0
#Nonzeros in Jacobian njacobiannz 724
#Nonlinear Nonzeros in Jacobian njacobiannlnz 722
#Nonzeros in (Upper-Left) Hessian of Lagrangian nlaghessiannz 794
#Nonzeros in Diagonal of Hessian of Lagrangian nlaghessiandiagnz 38
#Blocks in Hessian of Lagrangian nlaghessianblocks 1
Minimal blocksize in Hessian of Lagrangian laghessianminblocksize 38
Maximal blocksize in Hessian of Lagrangian laghessianmaxblocksize 38
Average blocksize in Hessian of Lagrangian laghessianavgblocksize 38.0
Sparsity Jacobian
Sparsity Lag. Hessian

QPLIB_2967.gms






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