#19090: MIP backend: return MIP relative gap
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Reporter: dcoudert | Owner:
Type: enhancement | Status: needs_review
Priority: major | Milestone: sage-6.9
Component: linear | Resolution:
programming | Merged in:
Keywords: | Reviewers: Nathann Cohen
Authors: David Coudert | Work issues:
Report Upstream: N/A | Commit:
Branch: public/19090 | 8c38aa709360a430fbbb53e66fde96463f408a20
Dependencies: | Stopgaps:
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Old description:
> Currently, when a timelimit is pass to a MIP solver, we can access the
> best integer solution found. However, we cannot access the best objective
> value and the optimality gap. This patch enable access to these values.
New description:
Currently, when a timelimit is pass to a MIP solver, we can access the
best integer solution found. However, we cannot access the best known
bound value and the optimality gap. This patch enable access to these
values (implemented for GLPK and CPLEX).
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Comment (by dcoudert):
For me yes.
Thanks,
David.
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Ticket URL: <http://trac.sagemath.org/ticket/19090#comment:17>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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