[Couenne-tickets] [Couenne] #36: Different ("optimal") solutions between 0.4.8. and 0.5.0/0.5.6

Couenne coin-trac at coin-or.org
Mon Jul 18 10:43:09 EDT 2016


#36: Different ("optimal") solutions between 0.4.8. and 0.5.0/0.5.6
----------------------+----------------------
 Reporter:  coniglio  |      Owner:  pbelotti
     Type:  defect    |     Status:  new
 Priority:  major     |  Milestone:
Component:  Couenne   |    Version:
 Keywords:            |
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 Hi,
 I'm witnessing two solutions being reported as optimal by two different
 versions of Couenne (0.4.8 vs 0.5.0./0.5.6; the latter two produce the
 same result). I'm attaching the output for the three cases and a self-
 ontained AMPL file containing both the model and the run commands.

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Ticket URL: <https://projects.coin-or.org/Couenne/ticket/36>
Couenne <https://projects.coin-or.org/Couenne>
Couenne, a solver for non-convex MINLP



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