[Ipopt-tickets] Re: [Ipopt] #18: number of nonzeros in inequality Jacobian constraints

[Ipopt]

#18: number of nonzeros in inequality Jacobian constraints
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  Reporter:  andanh  |       Owner:  andreasw
      Type:  defect  |      Status:  assigned
  Priority:  normal  |   Component:  Ipopt   
   Version:          |    Severity:  normal  
Resolution:          |    Keywords:          
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Changes (by andreasw):

  * status:  new => assigned
  * owner:  ipopt-team => andreasw

Comment:

 The number of nonzeros might not be identical if there are fixed
 variables.

 In that case, however, Pardiso should still work, just like MA27.

 Best would be to have a small example that can reproduce this behavior.

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Ticket URL: <https://projects.coin-or.org/Ipopt/ticket/18>
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