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A Library of Quadratic Programming Instances

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QPLIB_3798

Formats gms lp mod qplib
Problem type probtype LMQ
Solution point objective value solobjvalue 111.26855740 (gdx, sol)
Solution point infeasibility solinfeasibility 4.1992e-11
Donor donor Stefan Vigerske
#Variables nvars 864
#Binary Variables nbinvars 54
#Integer Variables nintvars 0
#Bounded non-binary Variables nboundedvars 0
#Variables with only one bound nsingleboundedvars 810
#Nonlinear Variables nnlvars 810
#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 54
#Nonlinear Nonzeros in Objective nobjnlnz 0
#Quadratic Terms in Objective nobjquadnz 0
#Square Terms in Objective nobjquaddiagnz 0
#Constraints ncons 305
#Linear Constraints nlincons 251
#Quadratic Constraints nquadcons 54
#Diagonal Quadratic Constraints ndiagquadcons 0
Constraints curvature conscurvature indefinite
#Convex Nonlinear Constraints nconvexnlcons 0
#Concave Nonlinear Constraints nconcavenlcons 0
#Indefinite Nonlinear Constraints nindefinitenlcons 54
#Nonzeros in Jacobian njacobiannz 3186
#Nonlinear Nonzeros in Jacobian njacobiannlnz 810
#Nonzeros in (Upper-Left) Hessian of Lagrangian nlaghessiannz 1512
#Nonzeros in Diagonal of Hessian of Lagrangian nlaghessiandiagnz 0
#Blocks in Hessian of Lagrangian nlaghessianblocks 54
Minimal blocksize in Hessian of Lagrangian laghessianminblocksize 15
Maximal blocksize in Hessian of Lagrangian laghessianmaxblocksize 15
Average blocksize in Hessian of Lagrangian laghessianavgblocksize 15.0
Sparsity Jacobian
Sparsity Lag. Hessian

QPLIB_3798.gms






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