1 | 2010-03-19 Version 1.2 released |
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2 | |
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3 | This is major feature release |
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4 | |
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5 | * New algorithms |
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6 | * Bellman-Ford algorithm (#51) |
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7 | * Minimum mean cycle algorithms (#179) |
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8 | * Karp, Hartman-Orlin and Howard algorithms |
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9 | * New minimum cost flow algorithms (#180) |
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10 | * Cost Scaling algorithms |
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11 | * Capacity Scaling algorithm |
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12 | * Cycle-Canceling algorithms |
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13 | * Planarity related algorithms (#62) |
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14 | * Planarity checking algorithm |
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15 | * Planar embedding algorithm |
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16 | * Schnyder's planar drawing algorithm |
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17 | * Coloring planar graphs with five or six colors |
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18 | * Fractional matching algorithms (#314) |
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19 | * New data structures |
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20 | * StaticDigraph structure (#68) |
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21 | * Several new priority queue structures (#50, #301) |
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22 | * Fibonacci, Radix, Bucket, Pairing, Binomial |
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23 | D-ary and fourary heaps (#301) |
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24 | * Iterable map structures (#73) |
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25 | * Other new tools and functionality |
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26 | * Map utility functions (#320) |
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27 | * Reserve functions are added to ListGraph and SmartGraph (#311) |
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28 | * A resize() function is added to HypercubeGraph (#311) |
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29 | * A count() function is added to CrossRefMap (#302) |
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30 | * Support for multiple targets in Suurballe using fullInit() (#181) |
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31 | * Traits class and named parameters for Suurballe (#323) |
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32 | * Separate reset() and resetParams() functions in NetworkSimplex |
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33 | to handle graph changes (#327) |
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34 | * tolerance() functions are added to HaoOrlin (#306) |
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35 | * Implementation improvements |
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36 | * Improvements in weighted matching algorithms (#314) |
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37 | * Jumpstart initialization |
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38 | * ArcIt iteration is based on out-arc lists instead of in-arc lists |
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39 | in ListDigraph (#311) |
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40 | * Faster add row operation in CbcMip (#203) |
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41 | * Better implementation for split() in ListDigraph (#311) |
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42 | * ArgParser can also throw exception instead of exit(1) (#332) |
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43 | * Miscellaneous |
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44 | * A simple interactive bootstrap script |
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45 | * Doc improvements (#62,#180,#299,#302,#303,#304,#307,#311,#331,#315, |
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46 | #316,#319) |
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47 | * BibTeX references in the doc (#184) |
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48 | * Optionally use valgrind when running tests |
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49 | * Also check ReferenceMapTag in concept checks (#312) |
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50 | * dimacs-solver uses long long type by default. |
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51 | * Several bugfixes (compared to release 1.1): |
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52 | #295: Suppress MSVC warnings using pragmas |
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53 | ----: Various CMAKE related improvements |
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54 | * Remove duplications from doc/CMakeLists.txt |
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55 | * Rename documentation install folder from 'docs' to 'html' |
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56 | * Add tools/CMakeLists.txt to the tarball |
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57 | * Generate and install LEMONConfig.cmake |
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58 | * Change the label of the html project in Visual Studio |
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59 | * Fix the check for the 'long long' type |
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60 | * Put the version string into config.h |
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61 | * Minor CMake improvements |
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62 | * Set the version to 'hg-tip' if everything fails |
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63 | #311: Add missing 'explicit' keywords |
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64 | #302: Fix the implementation and doc of CrossRefMap |
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65 | #308: Remove duplicate list_graph.h entry from source list |
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66 | #307: Bugfix in Preflow and Circulation |
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67 | #305: Bugfix and extension in the rename script |
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68 | #312: Also check ReferenceMapTag in concept checks |
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69 | #250: Bugfix in pathSource() and pathTarget() |
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70 | #321: Use pathCopy(from,to) instead of copyPath(to,from) |
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71 | #322: Distribure LEMONConfig.cmake.in |
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72 | #330: Bug fix in map_extender.h |
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73 | #336: Fix the date field comment of graphToEps() output |
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74 | #323: Bug fix in Suurballe |
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75 | #335: Fix clear() function in ExtendFindEnum |
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76 | #337: Use void* as the LPX object pointer |
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77 | #317: Fix (and improve) error message in mip_test.cc |
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78 | Remove unnecessary OsiCbc dependency |
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79 | #356: Allow multiple executions of weighted matching algorithms (#356) |
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80 | |
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81 | 2009-05-13 Version 1.1 released |
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82 | |
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83 | This is the second stable release of the 1.x series. It |
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84 | features a better coverage of the tools available in the 0.x |
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85 | series, a thoroughly reworked LP/MIP interface plus various |
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86 | improvements in the existing tools. |
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87 | |
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88 | * Much improved M$ Windows support |
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89 | * Various improvements in the CMAKE build system |
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90 | * Compilation warnings are fixed/suppressed |
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91 | * Support IBM xlC compiler |
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92 | * New algorithms |
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93 | * Connectivity related algorithms (#61) |
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94 | * Euler walks (#65) |
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95 | * Preflow push-relabel max. flow algorithm (#176) |
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96 | * Circulation algorithm (push-relabel based) (#175) |
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97 | * Suurballe algorithm (#47) |
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98 | * Gomory-Hu algorithm (#66) |
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99 | * Hao-Orlin algorithm (#58) |
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100 | * Edmond's maximum cardinality and weighted matching algorithms |
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101 | in general graphs (#48,#265) |
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102 | * Minimum cost arborescence/branching (#60) |
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103 | * Network Simplex min. cost flow algorithm (#234) |
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104 | * New data structures |
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105 | * Full graph structure (#57) |
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106 | * Grid graph structure (#57) |
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107 | * Hypercube graph structure (#57) |
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108 | * Graph adaptors (#67) |
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109 | * ArcSet and EdgeSet classes (#67) |
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110 | * Elevator class (#174) |
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111 | * Other new tools |
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112 | * LP/MIP interface (#44) |
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113 | * Support for GLPK, CPLEX, Soplex, COIN-OR CLP and CBC |
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114 | * Reader for the Nauty file format (#55) |
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115 | * DIMACS readers (#167) |
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116 | * Radix sort algorithms (#72) |
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117 | * RangeIdMap and CrossRefMap (#160) |
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118 | * New command line tools |
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119 | * DIMACS to LGF converter (#182) |
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120 | * lgf-gen - a graph generator (#45) |
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121 | * DIMACS solver utility (#226) |
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122 | * Other code improvements |
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123 | * Lognormal distribution added to Random (#102) |
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124 | * Better (i.e. O(1) time) item counting in SmartGraph (#3) |
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125 | * The standard maps of graphs are guaranteed to be |
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126 | reference maps (#190) |
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127 | * Miscellaneous |
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128 | * Various doc improvements |
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129 | * Improved 0.x -> 1.x converter script |
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130 | |
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131 | * Several bugfixes (compared to release 1.0): |
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132 | #170: Bugfix SmartDigraph::split() |
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133 | #171: Bugfix in SmartGraph::restoreSnapshot() |
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134 | #172: Extended test cases for graphs and digraphs |
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135 | #173: Bugfix in Random |
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136 | * operator()s always return a double now |
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137 | * the faulty real<Num>(Num) and real<Num>(Num,Num) |
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138 | have been removed |
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139 | #187: Remove DijkstraWidestPathOperationTraits |
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140 | #61: Bugfix in DfsVisit |
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141 | #193: Bugfix in GraphReader::skipSection() |
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142 | #195: Bugfix in ConEdgeIt() |
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143 | #197: Bugfix in heap unionfind |
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144 | * This bug affects Edmond's general matching algorithms |
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145 | #207: Fix 'make install' without 'make html' using CMAKE |
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146 | #208: Suppress or fix VS2008 compilation warnings |
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147 | ----: Update the LEMON icon |
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148 | ----: Enable the component-based installer |
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149 | (in installers made by CPACK) |
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150 | ----: Set the proper version for CMAKE in the tarballs |
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151 | (made by autotools) |
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152 | ----: Minor clarification in the LICENSE file |
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153 | ----: Add missing unistd.h include to time_measure.h |
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154 | #204: Compilation bug fixed in graph_to_eps.h with VS2005 |
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155 | #214,#215: windows.h should never be included by LEMON headers |
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156 | #230: Build systems check the availability of 'long long' type |
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157 | #229: Default implementation of Tolerance<> is used for integer types |
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158 | #211,#212: Various fixes for compiling on AIX |
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159 | ----: Improvements in CMAKE config |
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160 | - docs is installed in share/doc/ |
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161 | - detects newer versions of Ghostscript |
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162 | #239: Fix missing 'inline' specifier in time_measure.h |
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163 | #274,#280: Install lemon/config.h |
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164 | #275: Prefix macro names with LEMON_ in lemon/config.h |
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165 | ----: Small script for making the release tarballs added |
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166 | ----: Minor improvement in unify-sources.sh (a76f55d7d397) |
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167 | |
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168 | 2009-03-27 LEMON joins to the COIN-OR initiative |
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169 | |
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170 | COIN-OR (Computational Infrastructure for Operations Research, |
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171 | http://www.coin-or.org) project is an initiative to spur the |
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172 | development of open-source software for the operations research |
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173 | community. |
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174 | |
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175 | 2008-10-13 Version 1.0 released |
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176 | |
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177 | This is the first stable release of LEMON. Compared to the 0.x |
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178 | release series, it features a considerably smaller but more |
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179 | matured set of tools. The API has also completely revised and |
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180 | changed in several places. |
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181 | |
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182 | * The major name changes compared to the 0.x series (see the |
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183 | Migration Guide in the doc for more details) |
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184 | * Graph -> Digraph, UGraph -> Graph |
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185 | * Edge -> Arc, UEdge -> Edge |
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186 | * source(UEdge)/target(UEdge) -> u(Edge)/v(Edge) |
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187 | * Other improvements |
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188 | * Better documentation |
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189 | * Reviewed and cleaned up codebase |
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190 | * CMake based build system (along with the autotools based one) |
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191 | * Contents of the library (ported from 0.x) |
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192 | * Algorithms |
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193 | * breadth-first search (bfs.h) |
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194 | * depth-first search (dfs.h) |
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195 | * Dijkstra's algorithm (dijkstra.h) |
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196 | * Kruskal's algorithm (kruskal.h) |
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197 | * Data structures |
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198 | * graph data structures (list_graph.h, smart_graph.h) |
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199 | * path data structures (path.h) |
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200 | * binary heap data structure (bin_heap.h) |
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201 | * union-find data structures (unionfind.h) |
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202 | * miscellaneous property maps (maps.h) |
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203 | * two dimensional vector and bounding box (dim2.h) |
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204 | * Concepts |
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205 | * graph structure concepts (concepts/digraph.h, concepts/graph.h, |
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206 | concepts/graph_components.h) |
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207 | * concepts for other structures (concepts/heap.h, concepts/maps.h, |
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208 | concepts/path.h) |
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209 | * Tools |
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210 | * Mersenne twister random number generator (random.h) |
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211 | * tools for measuring cpu and wall clock time (time_measure.h) |
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212 | * tools for counting steps and events (counter.h) |
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213 | * tool for parsing command line arguments (arg_parser.h) |
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214 | * tool for visualizing graphs (graph_to_eps.h) |
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215 | * tools for reading and writing data in LEMON Graph Format |
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216 | (lgf_reader.h, lgf_writer.h) |
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217 | * tools to handle the anomalies of calculations with |
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218 | floating point numbers (tolerance.h) |
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219 | * tools to manage RGB colors (color.h) |
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220 | * Infrastructure |
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221 | * extended assertion handling (assert.h) |
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222 | * exception classes and error handling (error.h) |
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223 | * concept checking (concept_check.h) |
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224 | * commonly used mathematical constants (math.h) |
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