source: trunk/Cbc/README @ 1802

Last change on this file since 1802 was 1792, checked in by stefan, 8 years ago

update changelog in README

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1CBC README
2==========
3
4Welcome to the README for the COIN Branch and Cut Solver (CBC). CBC is
5distributed under the Eclipse Public License and is freely redistributable.
6All source code and documentation is Copyright IBM and others. This README may
7be redistributed freely.
8
9DOCUMENTATION
10=============
11
12For a quick start guide, please see the INSTALL file in this distribution. A (somehwat outdated) user's manual is available here:
13
14http://www.coin-or.org/Cbc
15
16More up-to-date automatically generated documentation of the source code can
17be found here:
18
19http://www.coin-or.org/Doxygen/Cbc/
20
21Further information can be found here:
22
23http://projects.coin-or.org/Cbc
24
25WHAT'S NEW
26==========
27
28Release 2.8:
29
301. Introduced new secondaryStatus 8 to indicate that solving stopped due to an iteration limit.
31
32
33
34Release 2.7.8:
35
361. Change message when LP simplex iteration limit is hit from "Exiting on maximum nodes"
37   to "Exiting on maximum number of iterations"
38
39Release 2.7.7:
40   Look at https://projects.coin-or.org/Cbc/changeset?old_path=%2Freleases%2F2.7.6&new_path=%2Freleases%2F2.7.7 to see all changes.
41
421. Fix to report interruption on user event if SIGINT is received by CbcSolver.
43   model->status() should now be 5 if this event happened.
44   Added method CbcModel::sayEventHappened() to make cbc stop due to an 'user event'.
45
462. Other minor fixes.
47
48Release 2.7.6:
49   Look at https://projects.coin-or.org/Cbc/changeset?old_path=%2Freleases%2F2.7.5&new_path=%2Freleases%2F2.7.6 to see all changes.
50
511. Fixes to build system.
52
532. Other minor fixes.
54
55Release 2.7.5:
56   Look at https://projects.coin-or.org/Cbc/changeset?old_path=%2Freleases%2F2.7.4&new_path=%2Freleases%2F2.7.5 to see all changes.
57
581. Fixes to get AMPL interface working again.
59
602. More fixes to MSVC++ files.
61
62Release 2.7.4:
63   Look at https://projects.coin-or.org/Cbc/changeset?old_path=%2Freleases%2F2.7.3&new_path=%2Freleases%2F2.7.4 to see all changes.
64
651. Minor bugfixes.
66
67Release 2.7.3:
68   Look at https://projects.coin-or.org/Cbc/changeset?old_path=%2Freleases%2F2.7.2&new_path=%2Freleases%2F2.7.3 to see all changes.
69
701. Minor bugfixes.
71
722. Fixes to MSVC++ files.
73
74Release 2.7.2:
75   Look at https://projects.coin-or.org/Cbc/changeset?old_path=%2Freleases%2F2.7.1&new_path=%2Freleases%2F2.7.2 to see all changes.
76
771. Allow row/column names for GMPL models.
78
792. Added CbcModel::haveMultiThreadSupport() to indicate whether Cbc library has been compiled with multithread support.
80
813. Added CbcModel::waitingForMiniBranchAndBound() to indicate whether sub-MIP heuristic is currently running.
82
834. Cbc shell should work with readline if configured with --enable-gnu-packages.
84
855. Support for compressed input files (.gz, .bz2) is now enabled by default.
86
876. Fix problems with relative gap tolerance > 100% and further bugs.
88
897. Fixes for MSVC++ Version 9 files.
90
918. Minor fixes in buildsystem; update to BuildTools 0.7.1.
92
93Release 2.7.1:
94   Look at https://projects.coin-or.org/Cbc/changeset?old_path=%2Freleases%2F2.7.0&new_path=%2Freleases%2F2.7.1 to see all changes.
95
961. Fixes to MSVC++ files
97
98Release 2.7.0:
99
1001. License has been changed to the EPL.
101
1022. Support for MSVC++ version 10 added.
103
1043. Support for BuildTools version 0.7 to incorporate recent enhancements,
105including proper library versioning in Linux, prohibiting installation of
106private headers, etc.
107
1084. Updated externals to new stable versions of dependent projects.
109
1105. Improvements to heuristics.
111
1126. New options for cut generation.
113
1147. Improved reporting of results.
115
1168. Improvements to documentation.
117
1189. Minor bug fixes.
119
120SUPPORT
121=======
122
1231. List Serve
124
125CBC users should use the Cbc mailing list. To subscribe, go to
126http://list.coin-or.org/mailman/listinfo/cbc
127
1283. Bug Reports
129
130Bug reports should be reported on the CBC development web site at
131
132https://projects.coin-or.org/Cbc/newticket
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