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[Bug-glpk] minor bug in interior-point solver
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From: |
Andrew Makhorin |
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Subject: |
[Bug-glpk] minor bug in interior-point solver |
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Date: |
Wed, 11 Feb 2009 01:23:51 +0300 |
A minor bug has been detected in the interior-point solver:
if the problem is scaled, dual solution components are computed
incorrectly.
To fix the bug please replace line 445 (file glpapi08.c):
temp = lpx_get_obj_coef(lp, k) / sjj;
by the following line:
temp = lpx_get_obj_coef(lp, k) * sjj;
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