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[Help-glpk] glpk 4.19 release information
From: |
Andrew Makhorin |
Subject: |
[Help-glpk] glpk 4.19 release information |
Date: |
Fri, 6 Jul 2007 02:49:16 +0400 |
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GLPK 4.19 -- Release Information
********************************
Release date: Jul 05, 2007
GLPK (GNU Linear Programming Kit) is intended for solving large-scale
linear programming (LP), mixed integer linear programming (MIP), and
other related problems. It is a set of routines written in ANSI C and
organized as a callable library.
In this release:
* The principal change is upgrading to GPLv3.
* A serious bug in the routine glp_del_cols was fixed. Thanks to
Cedric[FR] <address@hidden> for the bug report.
* A new advanced API routine glp_mem_limit was added.
* The case GLP_EBOUND was added to the routine lpx_simplex. Thanks to
Cameron Kellough <address@hidden> for the bug report.
* An API routine lpx_write_pb to write the problem instance in OPB
(pseudo boolean) format format was added. Thanks to Oscar Gustafsson
<address@hidden> for the contribution.
* Two new options --wpb and --wnpb were added to glpsol to write the
problem instance in OPB format.
See GLPK web page at <http://www.gnu.org/software/glpk/glpk.html>.
GLPK distribution can be ftp'ed from <ftp://ftp.gnu.org/gnu/glpk/> or
from some mirror ftp sites; see <http://www.gnu.org/order/ftp.html>.
MD5 check-sum is the following:
e4b5a57ef22a57d38f4c3d79854041e5 *glpk-4.19.tar.gz
GLPK is also available as a Debian GNU/Linux package. See its web page
at <http://packages.debian.org/stable/math/glpk.html>.
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