Re: Solver delivers wrong answer when 2 constraints are close
Domingo Alvarez Duarte <[email protected]> Thu, 4 Mar 2021 18:56:10 +0100
| Newsgroups | gmane.comp.gnu.glpk |
|---|---|
| Message-ID | <[email protected]> |
When I test the provided sample with AMPL I get the stated expected result independent of the order of the constraints. Doesn't seem reasonable to somehow fix the behavior of GLPK/GLPSOL ? Cheers ! On 4/3/21 18:19, Andrew Makhorin wrote: > Both 1e-3 and 1e-5 are good enough. > > If the result is sensitive to such small deviations, this only tells > that the model is badly formulated.