| [1094] | 1 | 2013-08-10 Version 1.3 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 data structures | 
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 | 6 |  | 
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 | 7 |           #69 : Bipartite graph concepts and implementations | 
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 | 8 |  | 
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 | 9 |         * New algorithms | 
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 | 10 |  | 
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 | 11 |           #177: Port Edmonds-Karp algorithm | 
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 | 12 |           #380, #405: Heuristic algorithm for the max clique problem | 
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 | 13 |           #386: Heuristic algorithms for symmetric TSP | 
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 | 14 |           ----: Nagamochi-Ibaraki algorithm [5087694945e4] | 
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 | 15 |           #397, #56: Max. cardinality search | 
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 | 16 |  | 
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 | 17 |         * Other new features | 
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 | 18 |  | 
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 | 19 |           #223: Thread safe graph and graph map implementations | 
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 | 20 |           #442: Different TimeStamp print formats | 
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 | 21 |           #457: File export functionality to LpBase | 
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 | 22 |           #362: Bidirectional iterator support for radixSort() | 
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 | 23 |  | 
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 | 24 |         * Implementation improvements | 
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 | 25 |  | 
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 | 26 |           ----: Network Simplex | 
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 | 27 |                 #391: Better update process, pivot rule and arc mixing | 
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 | 28 |                 #435: Improved Altering List pivot rule | 
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 | 29 |           #417: Various fine tunings in CostScaling | 
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 | 30 |           #438: Optional iteration limit in HowardMmc | 
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 | 31 |           #436: Ensure strongly polynomial running time for CycleCanceling | 
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 | 32 |                 while keeping the same performance | 
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 | 33 |           ----: Make the CBC interface be compatible with latest CBC releases | 
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 | 34 |                 [ee581a0ecfbf] | 
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 | 35 |  | 
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 | 36 |         * CMAKE has become the default build environment (#434) | 
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 | 37 |  | 
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 | 38 |           ----: Autotool support has been dropped | 
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 | 39 |           ----: Improved LP/MIP configuration | 
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 | 40 |                 #465: Enable/disable options for LP/MIP backends | 
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 | 41 |                 #446: Better CPLEX discovery | 
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 | 42 |                 #460: Add cmake config to find SoPlex | 
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 | 43 |           ----: Allow CPACK configuration on all platforms | 
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 | 44 |           #390: Add 'Maintainer' CMAKE build type | 
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 | 45 |           #388: Add 'check' target. | 
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 | 46 |           #401: Add contrib dir | 
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 | 47 |           #389: Better version string setting in CMAKE | 
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 | 48 |           #433: Support shared library build     | 
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 | 49 |           #416: Support testing with valgrind | 
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 | 50 |    | 
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 | 51 |         * Doc improvements | 
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 | 52 |  | 
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 | 53 |           #395: SOURCE_BROWSER Doxygen switch is configurable from CMAKE | 
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 | 54 |                 update-external-tags CMAKE target | 
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 | 55 |           #455: Optionally use MathJax for rendering the math formulae | 
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 | 56 |           #402, #437, #459, #456, #463: Various doc improvements | 
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 | 57 |  | 
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 | 58 |         * Bugfixes (compared to release 1.2): | 
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 | 59 |  | 
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 | 60 |           #432: Add missing doc/template.h and doc/references.bib to release | 
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 | 61 |                 tarball | 
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 | 62 |           ----: Intel C++ compatibility fixes | 
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 | 63 |           #441: Fix buggy reinitialization in _solver_bits::VarIndex::clear() | 
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 | 64 |           #444: Bugfix in path copy constructors and assignment operators | 
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 | 65 |           #447: Bugfix in AllArcLookUp<> | 
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 | 66 |           #448: Bugfix in adaptor_test.cc | 
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 | 67 |           #449: Fix clang compilation warnings and errors | 
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 | 68 |           #440: Fix a bug + remove redundant typedefs in dimacs-solver | 
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 | 69 |           #453: Avoid GCC 4.7 compiler warnings | 
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 | 70 |           #445: Fix missing initialization in CplexEnv::CplexEnv() | 
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 | 71 |           #428: Add missing lemon/lemon.pc.cmake to the release tarball | 
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 | 72 |           #393: Create and install lemon.pc | 
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 | 73 |           #429: Fix VS warnings | 
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 | 74 |           #430: Fix LpBase::Constr two-side limit bug | 
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 | 75 |           #392: Bug fix in Dfs::start(s,t) | 
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 | 76 |           #414: Fix wrong initialization in Preflow | 
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 | 77 |           #418: Better Win CodeBlock/MinGW support | 
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 | 78 |           #419: Build environment improvements | 
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 | 79 |                 - Build of mip_test and lp_test precede the running of the tests | 
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 | 80 |                 - Also search for coin libs under ${COIN_ROOT_DIR}/lib/coin | 
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 | 81 |                 - Do not look for COIN_VOL libraries | 
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 | 82 |           #382: Allow lgf file without Arc maps | 
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 | 83 |           #417: Bug fix in CostScaling | 
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 | 84 |           #366: Fix Pred[Matrix]MapPath::empty() | 
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 | 85 |           #371: Bug fix in (di)graphCopy() | 
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 | 86 |                 The target graph is cleared before adding nodes and arcs/edges. | 
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 | 87 |           #364: Add missing UndirectedTags | 
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 | 88 |           #368: Fix the usage of std::numeric_limits<>::min() in Network Simplex | 
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 | 89 |           #372: Fix a critical bug in preflow | 
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 | 90 |           #461: Bugfix in assert.h | 
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 | 91 |           #470: Fix compilation issues related to various gcc versions | 
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 | 92 |           #446: Fix #define indicating CPLEX availability | 
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 | 93 |           #294: Add explicit namespace to | 
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 | 94 |                 ignore_unused_variable_warning() usages | 
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 | 95 |           #420: Bugfix in IterableValueMap | 
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 | 96 |           #439: Bugfix in biNodeConnected() | 
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 | 97 |  | 
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 | 98 |  | 
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| [881] | 99 | 2010-03-19 Version 1.2 released | 
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 | 100 |  | 
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 | 101 |         This is major feature release | 
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 | 102 |  | 
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 | 103 |         * New algorithms | 
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 | 104 |           * Bellman-Ford algorithm (#51) | 
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 | 105 |           * Minimum mean cycle algorithms (#179) | 
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 | 106 |             * Karp, Hartman-Orlin and Howard algorithms | 
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 | 107 |           * New minimum cost flow algorithms (#180) | 
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 | 108 |             * Cost Scaling algorithms | 
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 | 109 |             * Capacity Scaling algorithm | 
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 | 110 |             * Cycle-Canceling algorithms | 
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 | 111 |           * Planarity related algorithms (#62) | 
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 | 112 |             * Planarity checking algorithm | 
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 | 113 |             * Planar embedding algorithm | 
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 | 114 |             * Schnyder's planar drawing algorithm | 
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 | 115 |             * Coloring planar graphs with five or six colors | 
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 | 116 |           * Fractional matching algorithms (#314) | 
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 | 117 |         * New data structures | 
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 | 118 |           * StaticDigraph structure (#68) | 
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 | 119 |           * Several new priority queue structures (#50, #301) | 
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 | 120 |             * Fibonacci, Radix, Bucket, Pairing, Binomial | 
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 | 121 |               D-ary and fourary heaps (#301) | 
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 | 122 |           * Iterable map structures (#73) | 
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 | 123 |         * Other new tools and functionality | 
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 | 124 |           * Map utility functions (#320) | 
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 | 125 |           * Reserve functions are added to ListGraph and SmartGraph (#311) | 
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 | 126 |           * A resize() function is added to HypercubeGraph (#311) | 
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 | 127 |           * A count() function is added to CrossRefMap (#302) | 
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 | 128 |           * Support for multiple targets in Suurballe using fullInit() (#181) | 
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 | 129 |           * Traits class and named parameters for Suurballe (#323) | 
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 | 130 |           * Separate reset() and resetParams() functions in NetworkSimplex | 
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 | 131 |             to handle graph changes (#327) | 
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 | 132 |           * tolerance() functions are added to HaoOrlin (#306) | 
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 | 133 |         * Implementation improvements | 
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 | 134 |           * Improvements in weighted matching algorithms (#314) | 
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 | 135 |             * Jumpstart initialization | 
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 | 136 |           * ArcIt iteration is based on out-arc lists instead of in-arc lists | 
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 | 137 |             in ListDigraph (#311) | 
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 | 138 |           * Faster add row operation in CbcMip (#203) | 
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 | 139 |           * Better implementation for split() in ListDigraph (#311) | 
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 | 140 |           * ArgParser can also throw exception instead of exit(1) (#332) | 
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 | 141 |         * Miscellaneous | 
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 | 142 |           * A simple interactive bootstrap script | 
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 | 143 |           * Doc improvements (#62,#180,#299,#302,#303,#304,#307,#311,#331,#315, | 
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 | 144 |                 #316,#319) | 
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 | 145 |             * BibTeX references in the doc (#184) | 
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 | 146 |           * Optionally use valgrind when running tests | 
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 | 147 |           * Also check ReferenceMapTag in concept checks (#312) | 
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 | 148 |           * dimacs-solver uses long long type by default. | 
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 | 149 |         * Several bugfixes (compared to release 1.1): | 
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 | 150 |           #295: Suppress MSVC warnings using pragmas | 
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 | 151 |           ----: Various CMAKE related improvements | 
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 | 152 |                 * Remove duplications from doc/CMakeLists.txt | 
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 | 153 |                 * Rename documentation install folder from 'docs' to 'html' | 
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 | 154 |                 * Add tools/CMakeLists.txt to the tarball | 
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 | 155 |                 * Generate and install LEMONConfig.cmake | 
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 | 156 |                 * Change the label of the html project in Visual Studio | 
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 | 157 |                 * Fix the check for the 'long long' type | 
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 | 158 |                 * Put the version string into config.h | 
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 | 159 |                 * Minor CMake improvements | 
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 | 160 |                 * Set the version to 'hg-tip' if everything fails | 
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 | 161 |           #311: Add missing 'explicit' keywords | 
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 | 162 |           #302: Fix the implementation and doc of CrossRefMap | 
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 | 163 |           #308: Remove duplicate list_graph.h entry from source list | 
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 | 164 |           #307: Bugfix in Preflow and Circulation | 
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 | 165 |           #305: Bugfix and extension in the rename script | 
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 | 166 |           #312: Also check ReferenceMapTag in concept checks | 
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 | 167 |           #250: Bugfix in pathSource() and pathTarget() | 
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 | 168 |           #321: Use pathCopy(from,to) instead of copyPath(to,from) | 
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 | 169 |           #322: Distribure LEMONConfig.cmake.in | 
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 | 170 |           #330: Bug fix in map_extender.h | 
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 | 171 |           #336: Fix the date field comment of graphToEps() output | 
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 | 172 |           #323: Bug fix in Suurballe | 
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 | 173 |           #335: Fix clear() function in ExtendFindEnum | 
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 | 174 |           #337: Use void* as the LPX object pointer | 
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 | 175 |           #317: Fix (and improve) error message in mip_test.cc | 
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 | 176 |                 Remove unnecessary OsiCbc dependency | 
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 | 177 |           #356: Allow multiple executions of weighted matching algorithms (#356) | 
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 | 178 |  | 
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| [665] | 179 | 2009-05-13 Version 1.1 released | 
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 | 180 |  | 
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 | 181 |         This is the second stable release of the 1.x series. It | 
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 | 182 |         features a better coverage of the tools available in the 0.x | 
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 | 183 |         series, a thoroughly reworked LP/MIP interface plus various | 
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 | 184 |         improvements in the existing tools. | 
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 | 185 |  | 
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 | 186 |         * Much improved M$ Windows support | 
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 | 187 |           * Various improvements in the CMAKE build system | 
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 | 188 |           * Compilation warnings are fixed/suppressed | 
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 | 189 |         * Support IBM xlC compiler | 
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 | 190 |         * New algorithms | 
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 | 191 |           * Connectivity related algorithms (#61) | 
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 | 192 |           * Euler walks (#65) | 
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 | 193 |           * Preflow push-relabel max. flow algorithm (#176) | 
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 | 194 |           * Circulation algorithm (push-relabel based) (#175) | 
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 | 195 |           * Suurballe algorithm (#47) | 
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 | 196 |           * Gomory-Hu algorithm (#66) | 
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 | 197 |           * Hao-Orlin algorithm (#58) | 
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 | 198 |           * Edmond's maximum cardinality and weighted matching algorithms | 
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 | 199 |             in general graphs (#48,#265) | 
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 | 200 |           * Minimum cost arborescence/branching (#60) | 
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 | 201 |           * Network Simplex min. cost flow algorithm (#234) | 
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 | 202 |         * New data structures | 
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 | 203 |           * Full graph structure (#57) | 
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 | 204 |           * Grid graph structure (#57) | 
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 | 205 |           * Hypercube graph structure (#57) | 
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 | 206 |           * Graph adaptors (#67) | 
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 | 207 |           * ArcSet and EdgeSet classes (#67) | 
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 | 208 |           * Elevator class (#174) | 
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 | 209 |         * Other new tools | 
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 | 210 |           * LP/MIP interface (#44) | 
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 | 211 |             * Support for GLPK, CPLEX, Soplex, COIN-OR CLP and CBC | 
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 | 212 |           * Reader for the Nauty file format (#55) | 
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 | 213 |           * DIMACS readers (#167) | 
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 | 214 |           * Radix sort algorithms (#72) | 
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 | 215 |           * RangeIdMap and CrossRefMap (#160) | 
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 | 216 |         * New command line tools | 
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 | 217 |           * DIMACS to LGF converter (#182) | 
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 | 218 |           * lgf-gen - a graph generator (#45) | 
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 | 219 |           * DIMACS solver utility (#226) | 
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 | 220 |         * Other code improvements | 
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 | 221 |           * Lognormal distribution added to Random (#102) | 
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 | 222 |           * Better (i.e. O(1) time) item counting in SmartGraph (#3) | 
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 | 223 |           * The standard maps of graphs are guaranteed to be | 
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 | 224 |             reference maps (#190) | 
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 | 225 |         * Miscellaneous | 
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 | 226 |           * Various doc improvements | 
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 | 227 |           * Improved 0.x -> 1.x converter script | 
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 | 228 |  | 
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 | 229 |         * Several bugfixes (compared to release 1.0): | 
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 | 230 |           #170: Bugfix SmartDigraph::split() | 
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 | 231 |           #171: Bugfix in SmartGraph::restoreSnapshot() | 
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 | 232 |           #172: Extended test cases for graphs and digraphs | 
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 | 233 |           #173: Bugfix in Random | 
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 | 234 |                 * operator()s always return a double now | 
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 | 235 |                 * the faulty real<Num>(Num) and real<Num>(Num,Num) | 
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 | 236 |                   have been removed | 
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 | 237 |           #187: Remove DijkstraWidestPathOperationTraits | 
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 | 238 |           #61:  Bugfix in DfsVisit | 
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 | 239 |           #193: Bugfix in GraphReader::skipSection() | 
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 | 240 |           #195: Bugfix in ConEdgeIt() | 
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 | 241 |           #197: Bugfix in heap unionfind | 
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 | 242 |                 * This bug affects Edmond's general matching algorithms | 
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 | 243 |           #207: Fix 'make install' without 'make html' using CMAKE | 
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 | 244 |           #208: Suppress or fix VS2008 compilation warnings | 
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 | 245 |           ----: Update the LEMON icon | 
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 | 246 |           ----: Enable the component-based installer | 
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 | 247 |                 (in installers made by CPACK) | 
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 | 248 |           ----: Set the proper version for CMAKE in the tarballs | 
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 | 249 |                 (made by autotools) | 
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 | 250 |           ----: Minor clarification in the LICENSE file | 
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 | 251 |           ----: Add missing unistd.h include to time_measure.h | 
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 | 252 |           #204: Compilation bug fixed in graph_to_eps.h with VS2005 | 
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| [881] | 253 |           #214,#215: windows.h should never be included by LEMON headers | 
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| [665] | 254 |           #230: Build systems check the availability of 'long long' type | 
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 | 255 |           #229: Default implementation of Tolerance<> is used for integer types | 
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 | 256 |           #211,#212: Various fixes for compiling on AIX | 
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 | 257 |           ----: Improvements in CMAKE config | 
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 | 258 |                 - docs is installed in share/doc/ | 
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 | 259 |                 - detects newer versions of Ghostscript | 
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 | 260 |           #239: Fix missing 'inline' specifier in time_measure.h | 
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 | 261 |           #274,#280: Install lemon/config.h | 
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 | 262 |           #275: Prefix macro names with LEMON_ in lemon/config.h | 
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 | 263 |           ----: Small script for making the release tarballs added | 
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 | 264 |           ----: Minor improvement in unify-sources.sh (a76f55d7d397) | 
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 | 265 |  | 
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| [507] | 266 | 2009-03-27 LEMON joins to the COIN-OR initiative | 
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 | 267 |  | 
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 | 268 |         COIN-OR (Computational Infrastructure for Operations Research, | 
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 | 269 |         http://www.coin-or.org) project is an initiative to spur the | 
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 | 270 |         development of open-source software for the operations research | 
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 | 271 |         community. | 
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 | 272 |  | 
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| [322] | 273 | 2008-10-13 Version 1.0 released | 
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| [262] | 274 |  | 
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| [881] | 275 |         This is the first stable release of LEMON. Compared to the 0.x | 
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 | 276 |         release series, it features a considerably smaller but more | 
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 | 277 |         matured set of tools. The API has also completely revised and | 
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 | 278 |         changed in several places. | 
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| [262] | 279 |  | 
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| [881] | 280 |         * The major name changes compared to the 0.x series (see the | 
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| [322] | 281 |           Migration Guide in the doc for more details) | 
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| [262] | 282 |           * Graph -> Digraph, UGraph -> Graph | 
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 | 283 |           * Edge -> Arc, UEdge -> Edge | 
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| [881] | 284 |           * source(UEdge)/target(UEdge) -> u(Edge)/v(Edge) | 
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 | 285 |         * Other improvements | 
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 | 286 |           * Better documentation | 
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 | 287 |           * Reviewed and cleaned up codebase | 
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 | 288 |           * CMake based build system (along with the autotools based one) | 
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 | 289 |         * Contents of the library (ported from 0.x) | 
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 | 290 |           * Algorithms | 
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 | 291 |             * breadth-first search (bfs.h) | 
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 | 292 |             * depth-first search (dfs.h) | 
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 | 293 |             * Dijkstra's algorithm (dijkstra.h) | 
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 | 294 |             * Kruskal's algorithm (kruskal.h) | 
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 | 295 |           * Data structures | 
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 | 296 |             * graph data structures (list_graph.h, smart_graph.h) | 
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 | 297 |             * path data structures (path.h) | 
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 | 298 |             * binary heap data structure (bin_heap.h) | 
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 | 299 |             * union-find data structures (unionfind.h) | 
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 | 300 |             * miscellaneous property maps (maps.h) | 
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 | 301 |             * two dimensional vector and bounding box (dim2.h) | 
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| [262] | 302 |           * Concepts | 
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| [881] | 303 |             * graph structure concepts (concepts/digraph.h, concepts/graph.h, | 
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| [262] | 304 |               concepts/graph_components.h) | 
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| [881] | 305 |             * concepts for other structures (concepts/heap.h, concepts/maps.h, | 
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 | 306 |               concepts/path.h) | 
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 | 307 |           * Tools | 
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 | 308 |             * Mersenne twister random number generator (random.h) | 
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 | 309 |             * tools for measuring cpu and wall clock time (time_measure.h) | 
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 | 310 |             * tools for counting steps and events (counter.h) | 
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 | 311 |             * tool for parsing command line arguments (arg_parser.h) | 
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 | 312 |             * tool for visualizing graphs (graph_to_eps.h) | 
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 | 313 |             * tools for reading and writing data in LEMON Graph Format | 
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| [262] | 314 |               (lgf_reader.h, lgf_writer.h) | 
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 | 315 |             * tools to handle the anomalies of calculations with | 
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| [881] | 316 |               floating point numbers (tolerance.h) | 
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| [262] | 317 |             * tools to manage RGB colors (color.h) | 
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| [881] | 318 |           * Infrastructure | 
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 | 319 |             * extended assertion handling (assert.h) | 
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 | 320 |             * exception classes and error handling (error.h) | 
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 | 321 |             * concept checking (concept_check.h) | 
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 | 322 |             * commonly used mathematical constants (math.h) | 
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