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support for accessing IIS #235

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mlubin opened this issue Aug 6, 2014 · 5 comments
Closed

support for accessing IIS #235

mlubin opened this issue Aug 6, 2014 · 5 comments
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Category: Solvers Type: Enhancement

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@mlubin
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mlubin commented Aug 6, 2014

Both Gurobi and CPLEX let you compute an IIS for infeasible continuous models. We should support accessing this in a nice way.
mlubin added a commit that referenced this issue Aug 6, 2014
@mlubin
Add IIS example code, ref #235
a125302
@joehuchette
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I need this, so I'll play around with it in the next few days.

@joehuchette
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How would the JuMP-level syntax for this look like?

@mlubin
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mlubin commented Nov 26, 2014

New boolean property for each variable and constraint?

@joehuchette
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Probably. Should add the MPB interface first, though.

@mlubin mlubin mentioned this issue May 31, 2017
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@chriscoey
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closed in favor of #1035

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Category: Solvers Type: Enhancement
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@IainNZ @joehuchette @mlubin @chriscoey