[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [Help-glpk] lp/mip preprocessor api

From: Andrew Makhorin
Subject: Re: [Help-glpk] lp/mip preprocessor api
Date: Sat, 02 Dec 2017 20:21:08 +0300

Hi Chris,

> Here is my suggestion, together with a patch to implement it: 
> I think it is useful to be able to perform step L2 more than once,
> i.e. to be able to call glp_npp_load_prob() after modifying the
> problem returned from glp_npp_build_prob() in order to update the PP
> workspace and continue preprocessing.
> The attached patch modifies glp_npp_load_prob() to allow this.

Sorry, I don't catch your idea. The resulting (preprocessed) problem
always resides in the PP workspace, so one can preprocess it in several
passes, if necessary.

Andrew Makhorin

reply via email to

[Prev in Thread] Current Thread [Next in Thread]