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A Library of Quadratic Programming Instances

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QPLIB_3809

Formats gms lp mod qplib
Problem type probtype LMQ
Solution point objective value solobjvalue 472128.53150000 (gdx, sol)
Solution point infeasibility solinfeasibility 3.8636e-14
Donor donor Stefan Vigerske
#Variables nvars 256
#Binary Variables nbinvars 224
#Integer Variables nintvars 0
#Bounded non-binary Variables nboundedvars 0
#Variables with only one bound nsingleboundedvars 32
#Nonlinear Variables nnlvars 56
#Nonlinear Binary Variables nnlbinvars 24
#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 232
#Nonlinear Nonzeros in Objective nobjnlnz 0
#Quadratic Terms in Objective nobjquadnz 0
#Square Terms in Objective nobjquaddiagnz 0
#Constraints ncons 89
#Linear Constraints nlincons 65
#Quadratic Constraints nquadcons 24
#Diagonal Quadratic Constraints ndiagquadcons 0
Constraints curvature conscurvature indefinite
#Convex Nonlinear Constraints nconvexnlcons 0
#Concave Nonlinear Constraints nconcavenlcons 0
#Indefinite Nonlinear Constraints nindefinitenlcons 24
#Nonzeros in Jacobian njacobiannz 568
#Nonlinear Nonzeros in Jacobian njacobiannlnz 72
#Nonzeros in (Upper-Left) Hessian of Lagrangian nlaghessiannz 144
#Nonzeros in Diagonal of Hessian of Lagrangian nlaghessiandiagnz 0
#Blocks in Hessian of Lagrangian nlaghessianblocks 8
Minimal blocksize in Hessian of Lagrangian laghessianminblocksize 7
Maximal blocksize in Hessian of Lagrangian laghessianmaxblocksize 7
Average blocksize in Hessian of Lagrangian laghessianavgblocksize 7.0
Sparsity Jacobian
Sparsity Lag. Hessian

QPLIB_3809.gms






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