[Clp-tickets] [COIN-OR Linear Programming Solver] #74: Assertion failed

COIN-OR Linear Programming Solver coin-trac at coin-or.org
Wed Aug 3 09:52:04 EDT 2016


#74: Assertion failed
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 Reporter:  AdrienMatricon  |      Owner:  somebody
     Type:  defect          |     Status:  new
 Priority:  major           |  Milestone:
Component:  component1      |    Version:
 Keywords:                  |
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 Hello,

 I am trying to use Clp in my project
 (if you want details: I use it for linear regression in infinity norm,
 modeled as min(0*w + 1*e) s.t. [e >= 0], [w.x - e <= y] and [w.x + e >=
 y], where (x,y) is the data)

 One of my calls to model.dual() returns:
 CoinIndexedVector.cpp:326: void CoinIndexedVector::checkClear(): Assertion
 `!elements_[i]` failed.

 This does not seem like something that is supposed to happen.

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Ticket URL: <https://projects.coin-or.org/Clp/ticket/74>
COIN-OR Linear Programming Solver <http://projects.coin-or.org/Clp>
A linear programming solver.



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