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NEWS

author | Alpar Juttner <alpar@cs.elte.hu> |

Tue, 06 Apr 2010 06:52:48 +0200 | |

branch | 1.2 |

changeset 968 | 77704bf2a4ae |

parent 712 | e652b6f9a29f |

child 1005 | ffc2d2559fc9 |

child 1281 | c08d0f04c117 |

permissions | -rw-r--r-- |

Merge bugfix #364 to branch 1.2

1 2010-03-19 Version 1.2 released

3 This is major feature release

5 * New algorithms

6 * Bellman-Ford algorithm (#51)

7 * Minimum mean cycle algorithms (#179)

8 * Karp, Hartman-Orlin and Howard algorithms

9 * New minimum cost flow algorithms (#180)

10 * Cost Scaling algorithms

11 * Capacity Scaling algorithm

12 * Cycle-Canceling algorithms

13 * Planarity related algorithms (#62)

14 * Planarity checking algorithm

15 * Planar embedding algorithm

16 * Schnyder's planar drawing algorithm

17 * Coloring planar graphs with five or six colors

18 * Fractional matching algorithms (#314)

19 * New data structures

20 * StaticDigraph structure (#68)

21 * Several new priority queue structures (#50, #301)

22 * Fibonacci, Radix, Bucket, Pairing, Binomial

23 D-ary and fourary heaps (#301)

24 * Iterable map structures (#73)

25 * Other new tools and functionality

26 * Map utility functions (#320)

27 * Reserve functions are added to ListGraph and SmartGraph (#311)

28 * A resize() function is added to HypercubeGraph (#311)

29 * A count() function is added to CrossRefMap (#302)

30 * Support for multiple targets in Suurballe using fullInit() (#181)

31 * Traits class and named parameters for Suurballe (#323)

32 * Separate reset() and resetParams() functions in NetworkSimplex

33 to handle graph changes (#327)

34 * tolerance() functions are added to HaoOrlin (#306)

35 * Implementation improvements

36 * Improvements in weighted matching algorithms (#314)

37 * Jumpstart initialization

38 * ArcIt iteration is based on out-arc lists instead of in-arc lists

39 in ListDigraph (#311)

40 * Faster add row operation in CbcMip (#203)

41 * Better implementation for split() in ListDigraph (#311)

42 * ArgParser can also throw exception instead of exit(1) (#332)

43 * Miscellaneous

44 * A simple interactive bootstrap script

45 * Doc improvements (#62,#180,#299,#302,#303,#304,#307,#311,#331,#315,

46 #316,#319)

47 * BibTeX references in the doc (#184)

48 * Optionally use valgrind when running tests

49 * Also check ReferenceMapTag in concept checks (#312)

50 * dimacs-solver uses long long type by default.

51 * Several bugfixes (compared to release 1.1):

52 #295: Suppress MSVC warnings using pragmas

53 ----: Various CMAKE related improvements

54 * Remove duplications from doc/CMakeLists.txt

55 * Rename documentation install folder from 'docs' to 'html'

56 * Add tools/CMakeLists.txt to the tarball

57 * Generate and install LEMONConfig.cmake

58 * Change the label of the html project in Visual Studio

59 * Fix the check for the 'long long' type

60 * Put the version string into config.h

61 * Minor CMake improvements

62 * Set the version to 'hg-tip' if everything fails

63 #311: Add missing 'explicit' keywords

64 #302: Fix the implementation and doc of CrossRefMap

65 #308: Remove duplicate list_graph.h entry from source list

66 #307: Bugfix in Preflow and Circulation

67 #305: Bugfix and extension in the rename script

68 #312: Also check ReferenceMapTag in concept checks

69 #250: Bugfix in pathSource() and pathTarget()

70 #321: Use pathCopy(from,to) instead of copyPath(to,from)

71 #322: Distribure LEMONConfig.cmake.in

72 #330: Bug fix in map_extender.h

73 #336: Fix the date field comment of graphToEps() output

74 #323: Bug fix in Suurballe

75 #335: Fix clear() function in ExtendFindEnum

76 #337: Use void* as the LPX object pointer

77 #317: Fix (and improve) error message in mip_test.cc

78 Remove unnecessary OsiCbc dependency

79 #356: Allow multiple executions of weighted matching algorithms (#356)

81 2009-05-13 Version 1.1 released

83 This is the second stable release of the 1.x series. It

84 features a better coverage of the tools available in the 0.x

85 series, a thoroughly reworked LP/MIP interface plus various

86 improvements in the existing tools.

88 * Much improved M$ Windows support

89 * Various improvements in the CMAKE build system

90 * Compilation warnings are fixed/suppressed

91 * Support IBM xlC compiler

92 * New algorithms

93 * Connectivity related algorithms (#61)

94 * Euler walks (#65)

95 * Preflow push-relabel max. flow algorithm (#176)

96 * Circulation algorithm (push-relabel based) (#175)

97 * Suurballe algorithm (#47)

98 * Gomory-Hu algorithm (#66)

99 * Hao-Orlin algorithm (#58)

100 * Edmond's maximum cardinality and weighted matching algorithms

101 in general graphs (#48,#265)

102 * Minimum cost arborescence/branching (#60)

103 * Network Simplex min. cost flow algorithm (#234)

104 * New data structures

105 * Full graph structure (#57)

106 * Grid graph structure (#57)

107 * Hypercube graph structure (#57)

108 * Graph adaptors (#67)

109 * ArcSet and EdgeSet classes (#67)

110 * Elevator class (#174)

111 * Other new tools

112 * LP/MIP interface (#44)

113 * Support for GLPK, CPLEX, Soplex, COIN-OR CLP and CBC

114 * Reader for the Nauty file format (#55)

115 * DIMACS readers (#167)

116 * Radix sort algorithms (#72)

117 * RangeIdMap and CrossRefMap (#160)

118 * New command line tools

119 * DIMACS to LGF converter (#182)

120 * lgf-gen - a graph generator (#45)

121 * DIMACS solver utility (#226)

122 * Other code improvements

123 * Lognormal distribution added to Random (#102)

124 * Better (i.e. O(1) time) item counting in SmartGraph (#3)

125 * The standard maps of graphs are guaranteed to be

126 reference maps (#190)

127 * Miscellaneous

128 * Various doc improvements

129 * Improved 0.x -> 1.x converter script

131 * Several bugfixes (compared to release 1.0):

132 #170: Bugfix SmartDigraph::split()

133 #171: Bugfix in SmartGraph::restoreSnapshot()

134 #172: Extended test cases for graphs and digraphs

135 #173: Bugfix in Random

136 * operator()s always return a double now

137 * the faulty real<Num>(Num) and real<Num>(Num,Num)

138 have been removed

139 #187: Remove DijkstraWidestPathOperationTraits

140 #61: Bugfix in DfsVisit

141 #193: Bugfix in GraphReader::skipSection()

142 #195: Bugfix in ConEdgeIt()

143 #197: Bugfix in heap unionfind

144 * This bug affects Edmond's general matching algorithms

145 #207: Fix 'make install' without 'make html' using CMAKE

146 #208: Suppress or fix VS2008 compilation warnings

147 ----: Update the LEMON icon

148 ----: Enable the component-based installer

149 (in installers made by CPACK)

150 ----: Set the proper version for CMAKE in the tarballs

151 (made by autotools)

152 ----: Minor clarification in the LICENSE file

153 ----: Add missing unistd.h include to time_measure.h

154 #204: Compilation bug fixed in graph_to_eps.h with VS2005

155 #214,#215: windows.h should never be included by LEMON headers

156 #230: Build systems check the availability of 'long long' type

157 #229: Default implementation of Tolerance<> is used for integer types

158 #211,#212: Various fixes for compiling on AIX

159 ----: Improvements in CMAKE config

160 - docs is installed in share/doc/

161 - detects newer versions of Ghostscript

162 #239: Fix missing 'inline' specifier in time_measure.h

163 #274,#280: Install lemon/config.h

164 #275: Prefix macro names with LEMON_ in lemon/config.h

165 ----: Small script for making the release tarballs added

166 ----: Minor improvement in unify-sources.sh (a76f55d7d397)

168 2009-03-27 LEMON joins to the COIN-OR initiative

170 COIN-OR (Computational Infrastructure for Operations Research,

171 http://www.coin-or.org) project is an initiative to spur the

172 development of open-source software for the operations research

173 community.

175 2008-10-13 Version 1.0 released

177 This is the first stable release of LEMON. Compared to the 0.x

178 release series, it features a considerably smaller but more

179 matured set of tools. The API has also completely revised and

180 changed in several places.

182 * The major name changes compared to the 0.x series (see the

183 Migration Guide in the doc for more details)

184 * Graph -> Digraph, UGraph -> Graph

185 * Edge -> Arc, UEdge -> Edge

186 * source(UEdge)/target(UEdge) -> u(Edge)/v(Edge)

187 * Other improvements

188 * Better documentation

189 * Reviewed and cleaned up codebase

190 * CMake based build system (along with the autotools based one)

191 * Contents of the library (ported from 0.x)

192 * Algorithms

193 * breadth-first search (bfs.h)

194 * depth-first search (dfs.h)

195 * Dijkstra's algorithm (dijkstra.h)

196 * Kruskal's algorithm (kruskal.h)

197 * Data structures

198 * graph data structures (list_graph.h, smart_graph.h)

199 * path data structures (path.h)

200 * binary heap data structure (bin_heap.h)

201 * union-find data structures (unionfind.h)

202 * miscellaneous property maps (maps.h)

203 * two dimensional vector and bounding box (dim2.h)

204 * Concepts

205 * graph structure concepts (concepts/digraph.h, concepts/graph.h,

206 concepts/graph_components.h)

207 * concepts for other structures (concepts/heap.h, concepts/maps.h,

208 concepts/path.h)

209 * Tools

210 * Mersenne twister random number generator (random.h)

211 * tools for measuring cpu and wall clock time (time_measure.h)

212 * tools for counting steps and events (counter.h)

213 * tool for parsing command line arguments (arg_parser.h)

214 * tool for visualizing graphs (graph_to_eps.h)

215 * tools for reading and writing data in LEMON Graph Format

216 (lgf_reader.h, lgf_writer.h)

217 * tools to handle the anomalies of calculations with

218 floating point numbers (tolerance.h)

219 * tools to manage RGB colors (color.h)

220 * Infrastructure

221 * extended assertion handling (assert.h)

222 * exception classes and error handling (error.h)

223 * concept checking (concept_check.h)

224 * commonly used mathematical constants (math.h)