COIN-OR::LEMON - Graph Library

source: lemon/NEWS @ 1005:ffc2d2559fc9

1.2 r1.2.1
Last change on this file since 1005:ffc2d2559fc9 was 1005:ffc2d2559fc9, checked in by Alpar Juttner <alpar@…>, 14 years ago

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12010-10-21 Version 1.2.1 released
2
3        Bugfix release.
4
5        #366: Fix Pred[Matrix]MapPath::empty()
6        #371: Bug fix in (di)graphCopy()
7              The target graph is cleared before adding nodes and arcs/edges.
8
9        #364: Add missing UndirectedTags
10        #368: Fix the usage of std::numeric_limits<>::min() in Network Simplex
11        #372: Fix a critical bug in preflow
12
132010-03-19 Version 1.2 released
14
15        This is major feature release
16
17        * New algorithms
18          * Bellman-Ford algorithm (#51)
19          * Minimum mean cycle algorithms (#179)
20            * Karp, Hartman-Orlin and Howard algorithms
21          * New minimum cost flow algorithms (#180)
22            * Cost Scaling algorithms
23            * Capacity Scaling algorithm
24            * Cycle-Canceling algorithms
25          * Planarity related algorithms (#62)
26            * Planarity checking algorithm
27            * Planar embedding algorithm
28            * Schnyder's planar drawing algorithm
29            * Coloring planar graphs with five or six colors
30          * Fractional matching algorithms (#314)
31        * New data structures
32          * StaticDigraph structure (#68)
33          * Several new priority queue structures (#50, #301)
34            * Fibonacci, Radix, Bucket, Pairing, Binomial
35              D-ary and fourary heaps (#301)
36          * Iterable map structures (#73)
37        * Other new tools and functionality
38          * Map utility functions (#320)
39          * Reserve functions are added to ListGraph and SmartGraph (#311)
40          * A resize() function is added to HypercubeGraph (#311)
41          * A count() function is added to CrossRefMap (#302)
42          * Support for multiple targets in Suurballe using fullInit() (#181)
43          * Traits class and named parameters for Suurballe (#323)
44          * Separate reset() and resetParams() functions in NetworkSimplex
45            to handle graph changes (#327)
46          * tolerance() functions are added to HaoOrlin (#306)
47        * Implementation improvements
48          * Improvements in weighted matching algorithms (#314)
49            * Jumpstart initialization
50          * ArcIt iteration is based on out-arc lists instead of in-arc lists
51            in ListDigraph (#311)
52          * Faster add row operation in CbcMip (#203)
53          * Better implementation for split() in ListDigraph (#311)
54          * ArgParser can also throw exception instead of exit(1) (#332)
55        * Miscellaneous
56          * A simple interactive bootstrap script
57          * Doc improvements (#62,#180,#299,#302,#303,#304,#307,#311,#331,#315,
58                #316,#319)
59            * BibTeX references in the doc (#184)
60          * Optionally use valgrind when running tests
61          * Also check ReferenceMapTag in concept checks (#312)
62          * dimacs-solver uses long long type by default.
63        * Several bugfixes (compared to release 1.1):
64          #295: Suppress MSVC warnings using pragmas
65          ----: Various CMAKE related improvements
66                * Remove duplications from doc/CMakeLists.txt
67                * Rename documentation install folder from 'docs' to 'html'
68                * Add tools/CMakeLists.txt to the tarball
69                * Generate and install LEMONConfig.cmake
70                * Change the label of the html project in Visual Studio
71                * Fix the check for the 'long long' type
72                * Put the version string into config.h
73                * Minor CMake improvements
74                * Set the version to 'hg-tip' if everything fails
75          #311: Add missing 'explicit' keywords
76          #302: Fix the implementation and doc of CrossRefMap
77          #308: Remove duplicate list_graph.h entry from source list
78          #307: Bugfix in Preflow and Circulation
79          #305: Bugfix and extension in the rename script
80          #312: Also check ReferenceMapTag in concept checks
81          #250: Bugfix in pathSource() and pathTarget()
82          #321: Use pathCopy(from,to) instead of copyPath(to,from)
83          #322: Distribure LEMONConfig.cmake.in
84          #330: Bug fix in map_extender.h
85          #336: Fix the date field comment of graphToEps() output
86          #323: Bug fix in Suurballe
87          #335: Fix clear() function in ExtendFindEnum
88          #337: Use void* as the LPX object pointer
89          #317: Fix (and improve) error message in mip_test.cc
90                Remove unnecessary OsiCbc dependency
91          #356: Allow multiple executions of weighted matching algorithms (#356)
92
932009-05-13 Version 1.1 released
94
95        This is the second stable release of the 1.x series. It
96        features a better coverage of the tools available in the 0.x
97        series, a thoroughly reworked LP/MIP interface plus various
98        improvements in the existing tools.
99
100        * Much improved M$ Windows support
101          * Various improvements in the CMAKE build system
102          * Compilation warnings are fixed/suppressed
103        * Support IBM xlC compiler
104        * New algorithms
105          * Connectivity related algorithms (#61)
106          * Euler walks (#65)
107          * Preflow push-relabel max. flow algorithm (#176)
108          * Circulation algorithm (push-relabel based) (#175)
109          * Suurballe algorithm (#47)
110          * Gomory-Hu algorithm (#66)
111          * Hao-Orlin algorithm (#58)
112          * Edmond's maximum cardinality and weighted matching algorithms
113            in general graphs (#48,#265)
114          * Minimum cost arborescence/branching (#60)
115          * Network Simplex min. cost flow algorithm (#234)
116        * New data structures
117          * Full graph structure (#57)
118          * Grid graph structure (#57)
119          * Hypercube graph structure (#57)
120          * Graph adaptors (#67)
121          * ArcSet and EdgeSet classes (#67)
122          * Elevator class (#174)
123        * Other new tools
124          * LP/MIP interface (#44)
125            * Support for GLPK, CPLEX, Soplex, COIN-OR CLP and CBC
126          * Reader for the Nauty file format (#55)
127          * DIMACS readers (#167)
128          * Radix sort algorithms (#72)
129          * RangeIdMap and CrossRefMap (#160)
130        * New command line tools
131          * DIMACS to LGF converter (#182)
132          * lgf-gen - a graph generator (#45)
133          * DIMACS solver utility (#226)
134        * Other code improvements
135          * Lognormal distribution added to Random (#102)
136          * Better (i.e. O(1) time) item counting in SmartGraph (#3)
137          * The standard maps of graphs are guaranteed to be
138            reference maps (#190)
139        * Miscellaneous
140          * Various doc improvements
141          * Improved 0.x -> 1.x converter script
142
143        * Several bugfixes (compared to release 1.0):
144          #170: Bugfix SmartDigraph::split()
145          #171: Bugfix in SmartGraph::restoreSnapshot()
146          #172: Extended test cases for graphs and digraphs
147          #173: Bugfix in Random
148                * operator()s always return a double now
149                * the faulty real<Num>(Num) and real<Num>(Num,Num)
150                  have been removed
151          #187: Remove DijkstraWidestPathOperationTraits
152          #61:  Bugfix in DfsVisit
153          #193: Bugfix in GraphReader::skipSection()
154          #195: Bugfix in ConEdgeIt()
155          #197: Bugfix in heap unionfind
156                * This bug affects Edmond's general matching algorithms
157          #207: Fix 'make install' without 'make html' using CMAKE
158          #208: Suppress or fix VS2008 compilation warnings
159          ----: Update the LEMON icon
160          ----: Enable the component-based installer
161                (in installers made by CPACK)
162          ----: Set the proper version for CMAKE in the tarballs
163                (made by autotools)
164          ----: Minor clarification in the LICENSE file
165          ----: Add missing unistd.h include to time_measure.h
166          #204: Compilation bug fixed in graph_to_eps.h with VS2005
167          #214,#215: windows.h should never be included by LEMON headers
168          #230: Build systems check the availability of 'long long' type
169          #229: Default implementation of Tolerance<> is used for integer types
170          #211,#212: Various fixes for compiling on AIX
171          ----: Improvements in CMAKE config
172                - docs is installed in share/doc/
173                - detects newer versions of Ghostscript
174          #239: Fix missing 'inline' specifier in time_measure.h
175          #274,#280: Install lemon/config.h
176          #275: Prefix macro names with LEMON_ in lemon/config.h
177          ----: Small script for making the release tarballs added
178          ----: Minor improvement in unify-sources.sh (a76f55d7d397)
179
1802009-03-27 LEMON joins to the COIN-OR initiative
181
182        COIN-OR (Computational Infrastructure for Operations Research,
183        http://www.coin-or.org) project is an initiative to spur the
184        development of open-source software for the operations research
185        community.
186
1872008-10-13 Version 1.0 released
188
189        This is the first stable release of LEMON. Compared to the 0.x
190        release series, it features a considerably smaller but more
191        matured set of tools. The API has also completely revised and
192        changed in several places.
193
194        * The major name changes compared to the 0.x series (see the
195          Migration Guide in the doc for more details)
196          * Graph -> Digraph, UGraph -> Graph
197          * Edge -> Arc, UEdge -> Edge
198          * source(UEdge)/target(UEdge) -> u(Edge)/v(Edge)
199        * Other improvements
200          * Better documentation
201          * Reviewed and cleaned up codebase
202          * CMake based build system (along with the autotools based one)
203        * Contents of the library (ported from 0.x)
204          * Algorithms
205            * breadth-first search (bfs.h)
206            * depth-first search (dfs.h)
207            * Dijkstra's algorithm (dijkstra.h)
208            * Kruskal's algorithm (kruskal.h)
209          * Data structures
210            * graph data structures (list_graph.h, smart_graph.h)
211            * path data structures (path.h)
212            * binary heap data structure (bin_heap.h)
213            * union-find data structures (unionfind.h)
214            * miscellaneous property maps (maps.h)
215            * two dimensional vector and bounding box (dim2.h)
216          * Concepts
217            * graph structure concepts (concepts/digraph.h, concepts/graph.h,
218              concepts/graph_components.h)
219            * concepts for other structures (concepts/heap.h, concepts/maps.h,
220              concepts/path.h)
221          * Tools
222            * Mersenne twister random number generator (random.h)
223            * tools for measuring cpu and wall clock time (time_measure.h)
224            * tools for counting steps and events (counter.h)
225            * tool for parsing command line arguments (arg_parser.h)
226            * tool for visualizing graphs (graph_to_eps.h)
227            * tools for reading and writing data in LEMON Graph Format
228              (lgf_reader.h, lgf_writer.h)
229            * tools to handle the anomalies of calculations with
230              floating point numbers (tolerance.h)
231            * tools to manage RGB colors (color.h)
232          * Infrastructure
233            * extended assertion handling (assert.h)
234            * exception classes and error handling (error.h)
235            * concept checking (concept_check.h)
236            * commonly used mathematical constants (math.h)
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