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[Fwd: help for glpk]
From: |
Andrew Makhorin |
Subject: |
[Fwd: help for glpk] |
Date: |
Sun, 27 Jun 2021 12:40:21 +0300 |
-------- Forwarded Message --------
From: yegen06@sina.com
Reply-to: yegen06@sina.com
To: mao <mao@gnu.org>
Subject: help for glpk
Date: Sun, 27 Jun 2021 11:57:36 +0800
> Hi Andrew,
> How are you? Sorry for bother you. I have some questions about
> glpk,I will be very appreciated if I can get some help from you.
> I want solve a large scale LP problem,about 20 variables and 600
> constrains like a <= Ax <= b , and I tried glpk to solve it . It
> spends about 1ms to solve my prolem in my PC,very fast.
> But,it still does not satisfy my need, I wonder if there is optimizer
> possibility for the performence. I hope the problem can be solve
> within 100~200us.
> The constrian max is a sparse matrix,like form:
> X X X
> X X X
> ... ... ...
> X X X
> X X X
> X X X
> ... ... ...
> X X X
> X X X
> X X X
> ... ... ...
> X X X
> ... ... ...
>
> I wonder if GLPK will do some optimize for this kind of problem?
> look forward to your reply. thanks a lot.
- [Fwd: help for glpk],
Andrew Makhorin <=