source: stable/2.7/Cbc/README @ 2210

Last change on this file since 2210 was 1804, checked in by stefan, 7 years ago

merge changelog from trunk

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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 A (somehwat outdated) user's manual is available here: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 2.7.8:
29   Look at https://projects.coin-or.org/Cbc/changeset?old_path=%2Freleases%2F2.7.7&new_path=%2Freleases%2F2.7.8 to see all changes.
30
311. Change message when LP simplex iteration limit is hit from "Exiting on maximum nodes"
32   to "Exiting on maximum number of iterations"
33
342. Fix for using overlapping SOS.
35
363. Fixes in buildsystem.
37
38Release 2.7.7:
39   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.
40
411. Fix to report interruption on user event if SIGINT is received by CbcSolver.
42   model->status() should now be 5 if this event happened.
43   Added method CbcModel::sayEventHappened() to make cbc stop due to an 'user event'.
44
452. Other minor fixes.
46
47Release 2.7.6:
48   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.
49
501. Fixes to build system.
51
522. Other minor fixes.
53
54Release 2.7.5:
55   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.
56
571. Fixes to get AMPL interface working again.
58
592. More fixes to MSVC++ files.
60
61Release 2.7.4:
62   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.
63
641. Minor bugfixes.
65
66Release 2.7.3:
67   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.
68
691. Minor bugfixes.
70
712. Fixes to MSVC++ files.
72
73Release 2.7.2:
74   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.
75
761. Allow row/column names for GMPL models.
77
782. Added CbcModel::haveMultiThreadSupport() to indicate whether Cbc library has been compiled with multithread support.
79
803. Added CbcModel::waitingForMiniBranchAndBound() to indicate whether sub-MIP heuristic is currently running.
81
824. Cbc shell should work with readline if configured with --enable-gnu-packages.
83
845. Support for compressed input files (.gz, .bz2) is now enabled by default.
85
866. Fix problems with relative gap tolerance > 100% and further bugs.
87
887. Fixes for MSVC++ Version 9 files.
89
908. Minor fixes in buildsystem; update to BuildTools 0.7.1.
91
92Release 2.7.1:
93   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.
94
951. Fixes to MSVC++ files
96
97Release 2.7.0:
98
991. License has been changed to the EPL.
100
1012. Support for MSVC++ version 10 added.
102
1033. Support for BuildTools version 0.7 to incorporate recent enhancements,
104   including proper library versioning in Linux, prohibiting installation of
105   private headers, etc.
106
1074. Updated externals to new stable versions of dependent projects.
108
1095. Improvements to heuristics.
110
1116. New options for cut generation.
112
1137. Improved reporting of results.
114
1158. Improvements to documentation.
116
1179. Minor bug fixes.
118
119SUPPORT
120=======
121
1221. List Serve
123
124CBC users should use the Cbc mailing list. To subscribe, go to
125http://list.coin-or.org/mailman/listinfo/cbc
126
1273. Bug Reports
128
129Bug reports should be reported on the CBC development web site at
130
131https://projects.coin-or.org/Cbc/newticket
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