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Re: [Bug-glpk] Model causes glpk to hang

From: Andrew Makhorin
Subject: Re: [Bug-glpk] Model causes glpk to hang
Date: Sun, 12 Jul 2015 12:58:51 +0300

Hi Heinrich,

Thank you for your bug investigation and patch.

> if (col->ll.ll > +DBL_MAX || col->uu.uu < -DBL_MAX)

This check will not work on non-IEEE platforms. Probably, the effect
should be considered as a non-significant bound change and checked in
glpnpp03.c (funcs npp_implied_lower/upper). Will try to fix that.

Best regards,

Andrew Makhorin


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