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A Library of Quadratic Programming Instances

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QPLIB_3240

Formats gms lp mod qplib
Problem type probtype LCQ
Solution point objective value solobjvalue 1201.03846200 (gdx, sol)
Solution point infeasibility solinfeasibility 3.6380e-12
Donor donor Ruth Misener
#Variables nvars 516
#Binary Variables nbinvars 0
#Integer Variables nintvars 0
#Bounded non-binary Variables nboundedvars 130
#Variables with only one bound nsingleboundedvars 0
#Nonlinear Variables nnlvars 130
#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 10
#Nonlinear Nonzeros in Objective nobjnlnz 0
#Quadratic Terms in Objective nobjquadnz 0
#Square Terms in Objective nobjquaddiagnz 0
#Constraints ncons 407
#Linear Constraints nlincons 187
#Quadratic Constraints nquadcons 220
#Diagonal Quadratic Constraints ndiagquadcons 0
Constraints curvature conscurvature indefinite
#Convex Nonlinear Constraints nconvexnlcons 0
#Concave Nonlinear Constraints nconcavenlcons 0
#Indefinite Nonlinear Constraints nindefinitenlcons 220
#Nonzeros in Jacobian njacobiannz 1907
#Nonlinear Nonzeros in Jacobian njacobiannlnz 440
#Nonzeros in (Upper-Left) Hessian of Lagrangian nlaghessiannz 440
#Nonzeros in Diagonal of Hessian of Lagrangian nlaghessiandiagnz 0
#Blocks in Hessian of Lagrangian nlaghessianblocks 10
Minimal blocksize in Hessian of Lagrangian laghessianminblocksize 13
Maximal blocksize in Hessian of Lagrangian laghessianmaxblocksize 13
Average blocksize in Hessian of Lagrangian laghessianavgblocksize 13.0
Sparsity Jacobian
Sparsity Lag. Hessian




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