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Re: [Help-glpk] sensitivity analysis table in glpk
From: |
Andrew Makhorin |
Subject: |
Re: [Help-glpk] sensitivity analysis table in glpk |
Date: |
Sat, 26 Dec 2009 11:04:22 +0300 |
> This is a scaling/tolerance issue, i.e. glp_simplex reports that
> the status is optimal, but glp_warm_up does not agree with that.
> Please replace line 70, file glplpx03.c:
> lpx_warm_up(lp);
> by the following line:
> glp_factorize(lp);
> This must help.
> (I will try to re-implement lpx_print_sens_bnds using new api
> routines.)
Another way is just disable the lp presolver (--nopresol).
- [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 <=
- Re: [Help-glpk] sensitivity analysis table in glpk, Yingjie Lan, 2009/12/26
- Re: [Help-glpk] sensitivity analysis table in glpk, Yingjie Lan, 2009/12/29
- 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