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Re: [Help-glpk] sensitivity analysis table in glpk
From: |
Yingjie Lan |
Subject: |
Re: [Help-glpk] sensitivity analysis table in glpk |
Date: |
Sat, 26 Dec 2009 01:16:03 -0800 (PST) |
> Another way is just disable the lp presolver (--nopresol).
I tried the --nopresol switch, and still got the same result.
My glpsol version is 4.39. I think I will look forward to the new release.
I wonder if it is possible for the API to support printing the sensitivity info
for just one particular variable/constraint? This is useful when one is only
interested in some of the sensitivity bounds.
Sensitivity report is almost a must-have for teaching purposes, so it is
probably desirable to include this feature in GMPL as well.
I don't know, maybe it is helpful (pedantically) to rename the two sections of
the report as the "primal sensitivity info" (on the objective coefficients) and
the "dual sensitivity info" (on the right-hand-sides).
- [Help-glpk] sensitivity analysis table in glpk, Yingjie Lan, 2009/12/23
- Re: [Help-glpk] sensitivity analysis table in glpk, Andrew Makhorin, 2009/12/24
- Re: [Help-glpk] sensitivity analysis table in glpk, Yingjie Lan, 2009/12/25
- Re: [Help-glpk] sensitivity analysis table in glpk, Andrew Makhorin, 2009/12/25
- Re: [Help-glpk] sensitivity analysis table in glpk, Andrew Makhorin, 2009/12/25
- Re: [Help-glpk] sensitivity analysis table in glpk, Andrew Makhorin, 2009/12/25
- Re: [Help-glpk] sensitivity analysis table in glpk, Yingjie Lan, 2009/12/26
- Re: [Help-glpk] sensitivity analysis table in glpk, Yingjie Lan, 2009/12/26
- Re: [Help-glpk] sensitivity analysis table in glpk, Andrew Makhorin, 2009/12/26
- Re: [Help-glpk] sensitivity analysis table in glpk, Andrew Makhorin, 2009/12/26
- Re: [Help-glpk] sensitivity analysis table in glpk,
Yingjie Lan <=
- Re: [Help-glpk] sensitivity analysis table in glpk, Yingjie Lan, 2009/12/29
- Re: [Help-glpk] sensitivity analysis table in glpk, Andrew Makhorin, 2009/12/29
- Re: [Help-glpk] sensitivity analysis table in glpk, Andrew Makhorin, 2009/12/26
Re: [Help-glpk] sensitivity analysis table in glpk, Yingjie Lan, 2009/12/25