[Vol-tickets] [Volume Algorithm] #3: Incorrect solutions for p0033, tp3

Volume Algorithm coin-trac at coin-or.org
Mon May 28 16:45:48 EDT 2007


#3: Incorrect solutions for p0033, tp3
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 Reporter:  fmargot     |       Owner:  somebody
     Type:  defect      |      Status:  new     
 Priority:  major       |   Milestone:          
Component:  component1  |     Version:          
 Keywords:              |  
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 Using

 !OsiVolSolverInterface *vol = new !OsiVolSolverInterface;
 vol->initialSolve();) :

 Solving p0033.mps or tp3.mps yields incorrect solutions

 p0033: Finds 2142 instead of 2520

 tp3: Finds 97.1842 instead of 97.185

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Ticket URL: <https://projects.coin-or.org/Vol/ticket/3>
Volume Algorithm <http://projects.coin-or.org/Vol>
A subgradient algorithm.



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