| alpar@1132 |      1 | 2014-07-07 Version 1.3.1 released
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| alpar@1132 |      2 | 
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| alpar@1132 |      3 |         Bugfix release.
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| alpar@1132 |      4 | 
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| alpar@1132 |      5 |         #484: Require CMAKE 2.8
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| alpar@1132 |      6 |         #471, #472, #480: Various clang compatibility fixes
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| alpar@1132 |      7 |         #481, #482: Fix shared lib build and versioning
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| alpar@1132 |      8 |         #476: Fix invalid map query in NearestNeighborTsp
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| alpar@1132 |      9 |         #478: Bugfix in debug checking and lower bound handling
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| alpar@1132 |     10 |               in min cost flow algorithms
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| alpar@1132 |     11 |         #479, #465: Bugfix in default LP/MIP backend settings
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| alpar@1132 |     12 |         #476: Bugfix in tsp_test
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| alpar@1132 |     13 |         #487: Add missing include header and std:: namespace spec.
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| alpar@1132 |     14 |         #474: Fix division by zero error in NetworkSimplex
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| alpar@1132 |     15 | 
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| alpar@1096 |     16 | 2013-08-10 Version 1.3 released
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| alpar@1096 |     17 | 
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| alpar@1096 |     18 |         This is major feature release
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| alpar@1096 |     19 | 
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| alpar@1096 |     20 |         * New data structures
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| alpar@1096 |     21 | 
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| alpar@1096 |     22 |           #69 : Bipartite graph concepts and implementations
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| alpar@1096 |     23 | 
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| alpar@1096 |     24 |         * New algorithms
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| alpar@1096 |     25 | 
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| alpar@1096 |     26 |           #177: Port Edmonds-Karp algorithm
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| alpar@1096 |     27 |           #380, #405: Heuristic algorithm for the max clique problem
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| alpar@1096 |     28 |           #386: Heuristic algorithms for symmetric TSP
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| alpar@1096 |     29 |           ----: Nagamochi-Ibaraki algorithm [5087694945e4]
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| alpar@1096 |     30 |           #397, #56: Max. cardinality search
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| alpar@1096 |     31 | 
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| alpar@1096 |     32 |         * Other new features
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| alpar@1096 |     33 | 
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| alpar@1096 |     34 |           #223: Thread safe graph and graph map implementations
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| alpar@1096 |     35 |           #442: Different TimeStamp print formats
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| alpar@1096 |     36 |           #457: File export functionality to LpBase
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| alpar@1096 |     37 |           #362: Bidirectional iterator support for radixSort()
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| alpar@1096 |     38 | 
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| alpar@1096 |     39 |         * Implementation improvements
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| alpar@1096 |     40 | 
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| alpar@1096 |     41 |           ----: Network Simplex
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| alpar@1096 |     42 |                 #391: Better update process, pivot rule and arc mixing
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| alpar@1096 |     43 |                 #435: Improved Altering List pivot rule
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| alpar@1096 |     44 |           #417: Various fine tunings in CostScaling
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| alpar@1096 |     45 |           #438: Optional iteration limit in HowardMmc
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| alpar@1096 |     46 |           #436: Ensure strongly polynomial running time for CycleCanceling
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| alpar@1096 |     47 |                 while keeping the same performance
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| alpar@1096 |     48 |           ----: Make the CBC interface be compatible with latest CBC releases
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| alpar@1096 |     49 |                 [ee581a0ecfbf]
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| alpar@1096 |     50 | 
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| alpar@1096 |     51 |         * CMAKE has become the default build environment (#434)
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| alpar@1096 |     52 | 
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| alpar@1096 |     53 |           ----: Autotool support has been dropped
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| alpar@1096 |     54 |           ----: Improved LP/MIP configuration
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| alpar@1096 |     55 |                 #465: Enable/disable options for LP/MIP backends
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| alpar@1096 |     56 |                 #446: Better CPLEX discovery
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| alpar@1096 |     57 |                 #460: Add cmake config to find SoPlex
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| alpar@1096 |     58 |           ----: Allow CPACK configuration on all platforms
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| alpar@1096 |     59 |           #390: Add 'Maintainer' CMAKE build type
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| alpar@1096 |     60 |           #388: Add 'check' target.
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| alpar@1096 |     61 |           #401: Add contrib dir
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| alpar@1096 |     62 |           #389: Better version string setting in CMAKE
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| alpar@1096 |     63 |           #433: Support shared library build    
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| alpar@1096 |     64 |           #416: Support testing with valgrind
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| alpar@1096 |     65 |   
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| alpar@1096 |     66 |         * Doc improvements
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| alpar@1096 |     67 | 
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| alpar@1096 |     68 |           #395: SOURCE_BROWSER Doxygen switch is configurable from CMAKE
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| alpar@1096 |     69 |                 update-external-tags CMAKE target
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| alpar@1096 |     70 |           #455: Optionally use MathJax for rendering the math formulae
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| alpar@1096 |     71 |           #402, #437, #459, #456, #463: Various doc improvements
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| alpar@1096 |     72 | 
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| alpar@1096 |     73 |         * Bugfixes (compared to release 1.2):
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| alpar@1096 |     74 | 
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| alpar@1096 |     75 |           #432: Add missing doc/template.h and doc/references.bib to release
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| alpar@1096 |     76 |                 tarball
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| alpar@1096 |     77 |           ----: Intel C++ compatibility fixes
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| alpar@1096 |     78 |           #441: Fix buggy reinitialization in _solver_bits::VarIndex::clear()
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| alpar@1096 |     79 |           #444: Bugfix in path copy constructors and assignment operators
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| alpar@1096 |     80 |           #447: Bugfix in AllArcLookUp<>
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| alpar@1096 |     81 |           #448: Bugfix in adaptor_test.cc
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| alpar@1096 |     82 |           #449: Fix clang compilation warnings and errors
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| alpar@1096 |     83 |           #440: Fix a bug + remove redundant typedefs in dimacs-solver
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| alpar@1096 |     84 |           #453: Avoid GCC 4.7 compiler warnings
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| alpar@1096 |     85 |           #445: Fix missing initialization in CplexEnv::CplexEnv()
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| alpar@1096 |     86 |           #428: Add missing lemon/lemon.pc.cmake to the release tarball
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| alpar@1096 |     87 |           #393: Create and install lemon.pc
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| alpar@1096 |     88 |           #429: Fix VS warnings
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| alpar@1096 |     89 |           #430: Fix LpBase::Constr two-side limit bug
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| alpar@1096 |     90 |           #392: Bug fix in Dfs::start(s,t)
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| alpar@1096 |     91 |           #414: Fix wrong initialization in Preflow
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| alpar@1096 |     92 |           #418: Better Win CodeBlock/MinGW support
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| alpar@1096 |     93 |           #419: Build environment improvements
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| alpar@1096 |     94 |                 - Build of mip_test and lp_test precede the running of the tests
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| alpar@1096 |     95 |                 - Also search for coin libs under ${COIN_ROOT_DIR}/lib/coin
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| alpar@1096 |     96 |                 - Do not look for COIN_VOL libraries
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| alpar@1096 |     97 |           #382: Allow lgf file without Arc maps
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| alpar@1096 |     98 |           #417: Bug fix in CostScaling
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| alpar@1096 |     99 |           #366: Fix Pred[Matrix]MapPath::empty()
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| alpar@1096 |    100 |           #371: Bug fix in (di)graphCopy()
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| alpar@1096 |    101 |                 The target graph is cleared before adding nodes and arcs/edges.
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| alpar@1096 |    102 |           #364: Add missing UndirectedTags
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| alpar@1096 |    103 |           #368: Fix the usage of std::numeric_limits<>::min() in Network Simplex
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| alpar@1096 |    104 |           #372: Fix a critical bug in preflow
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| alpar@1096 |    105 |           #461: Bugfix in assert.h
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| alpar@1096 |    106 |           #470: Fix compilation issues related to various gcc versions
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| alpar@1096 |    107 |           #446: Fix #define indicating CPLEX availability
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| alpar@1096 |    108 |           #294: Add explicit namespace to
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| alpar@1096 |    109 |                 ignore_unused_variable_warning() usages
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| alpar@1096 |    110 |           #420: Bugfix in IterableValueMap
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| alpar@1096 |    111 |           #439: Bugfix in biNodeConnected()
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| alpar@1096 |    112 | 
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| alpar@1096 |    113 | 
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| alpar@881 |    114 | 2010-03-19 Version 1.2 released
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| alpar@881 |    115 | 
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| alpar@881 |    116 |         This is major feature release
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| alpar@881 |    117 | 
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| alpar@881 |    118 |         * New algorithms
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| alpar@881 |    119 |           * Bellman-Ford algorithm (#51)
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| alpar@881 |    120 |           * Minimum mean cycle algorithms (#179)
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| alpar@881 |    121 |             * Karp, Hartman-Orlin and Howard algorithms
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| alpar@881 |    122 |           * New minimum cost flow algorithms (#180)
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| alpar@881 |    123 |             * Cost Scaling algorithms
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| alpar@881 |    124 |             * Capacity Scaling algorithm
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| alpar@881 |    125 |             * Cycle-Canceling algorithms
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| alpar@881 |    126 |           * Planarity related algorithms (#62)
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| alpar@881 |    127 |             * Planarity checking algorithm
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| alpar@881 |    128 |             * Planar embedding algorithm
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| alpar@881 |    129 |             * Schnyder's planar drawing algorithm
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| alpar@881 |    130 |             * Coloring planar graphs with five or six colors
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| alpar@881 |    131 |           * Fractional matching algorithms (#314)
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| alpar@881 |    132 |         * New data structures
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| alpar@881 |    133 |           * StaticDigraph structure (#68)
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| alpar@881 |    134 |           * Several new priority queue structures (#50, #301)
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| alpar@881 |    135 |             * Fibonacci, Radix, Bucket, Pairing, Binomial
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| alpar@881 |    136 |               D-ary and fourary heaps (#301)
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| alpar@881 |    137 |           * Iterable map structures (#73)
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| alpar@881 |    138 |         * Other new tools and functionality
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| alpar@881 |    139 |           * Map utility functions (#320)
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| alpar@881 |    140 |           * Reserve functions are added to ListGraph and SmartGraph (#311)
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| alpar@881 |    141 |           * A resize() function is added to HypercubeGraph (#311)
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| alpar@881 |    142 |           * A count() function is added to CrossRefMap (#302)
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| alpar@881 |    143 |           * Support for multiple targets in Suurballe using fullInit() (#181)
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| alpar@881 |    144 |           * Traits class and named parameters for Suurballe (#323)
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| alpar@881 |    145 |           * Separate reset() and resetParams() functions in NetworkSimplex
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| alpar@881 |    146 |             to handle graph changes (#327)
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| alpar@881 |    147 |           * tolerance() functions are added to HaoOrlin (#306)
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| alpar@881 |    148 |         * Implementation improvements
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| alpar@881 |    149 |           * Improvements in weighted matching algorithms (#314)
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| alpar@881 |    150 |             * Jumpstart initialization
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| alpar@881 |    151 |           * ArcIt iteration is based on out-arc lists instead of in-arc lists
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| alpar@881 |    152 |             in ListDigraph (#311)
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| alpar@881 |    153 |           * Faster add row operation in CbcMip (#203)
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| alpar@881 |    154 |           * Better implementation for split() in ListDigraph (#311)
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| alpar@881 |    155 |           * ArgParser can also throw exception instead of exit(1) (#332)
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| alpar@881 |    156 |         * Miscellaneous
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| alpar@881 |    157 |           * A simple interactive bootstrap script
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| alpar@881 |    158 |           * Doc improvements (#62,#180,#299,#302,#303,#304,#307,#311,#331,#315,
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| alpar@881 |    159 |                 #316,#319)
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| alpar@881 |    160 |             * BibTeX references in the doc (#184)
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| alpar@881 |    161 |           * Optionally use valgrind when running tests
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| alpar@881 |    162 |           * Also check ReferenceMapTag in concept checks (#312)
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| alpar@881 |    163 |           * dimacs-solver uses long long type by default.
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| alpar@881 |    164 |         * Several bugfixes (compared to release 1.1):
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| alpar@881 |    165 |           #295: Suppress MSVC warnings using pragmas
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| alpar@881 |    166 |           ----: Various CMAKE related improvements
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| alpar@881 |    167 |                 * Remove duplications from doc/CMakeLists.txt
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| alpar@881 |    168 |                 * Rename documentation install folder from 'docs' to 'html'
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| alpar@881 |    169 |                 * Add tools/CMakeLists.txt to the tarball
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| alpar@881 |    170 |                 * Generate and install LEMONConfig.cmake
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| alpar@881 |    171 |                 * Change the label of the html project in Visual Studio
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| alpar@881 |    172 |                 * Fix the check for the 'long long' type
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| alpar@881 |    173 |                 * Put the version string into config.h
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| alpar@881 |    174 |                 * Minor CMake improvements
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| alpar@881 |    175 |                 * Set the version to 'hg-tip' if everything fails
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| alpar@881 |    176 |           #311: Add missing 'explicit' keywords
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| alpar@881 |    177 |           #302: Fix the implementation and doc of CrossRefMap
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| alpar@881 |    178 |           #308: Remove duplicate list_graph.h entry from source list
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| alpar@881 |    179 |           #307: Bugfix in Preflow and Circulation
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| alpar@881 |    180 |           #305: Bugfix and extension in the rename script
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| alpar@881 |    181 |           #312: Also check ReferenceMapTag in concept checks
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| alpar@881 |    182 |           #250: Bugfix in pathSource() and pathTarget()
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| alpar@881 |    183 |           #321: Use pathCopy(from,to) instead of copyPath(to,from)
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| alpar@881 |    184 |           #322: Distribure LEMONConfig.cmake.in
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| alpar@881 |    185 |           #330: Bug fix in map_extender.h
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| alpar@881 |    186 |           #336: Fix the date field comment of graphToEps() output
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| alpar@881 |    187 |           #323: Bug fix in Suurballe
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| alpar@881 |    188 |           #335: Fix clear() function in ExtendFindEnum
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| alpar@881 |    189 |           #337: Use void* as the LPX object pointer
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| alpar@881 |    190 |           #317: Fix (and improve) error message in mip_test.cc
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| alpar@881 |    191 |                 Remove unnecessary OsiCbc dependency
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| alpar@881 |    192 |           #356: Allow multiple executions of weighted matching algorithms (#356)
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| alpar@881 |    193 | 
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| alpar@665 |    194 | 2009-05-13 Version 1.1 released
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| alpar@665 |    195 | 
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| alpar@665 |    196 |         This is the second stable release of the 1.x series. It
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| alpar@665 |    197 |         features a better coverage of the tools available in the 0.x
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| alpar@665 |    198 |         series, a thoroughly reworked LP/MIP interface plus various
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| alpar@665 |    199 |         improvements in the existing tools.
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| alpar@665 |    200 | 
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| alpar@665 |    201 |         * Much improved M$ Windows support
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| alpar@665 |    202 |           * Various improvements in the CMAKE build system
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| alpar@665 |    203 |           * Compilation warnings are fixed/suppressed
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| alpar@665 |    204 |         * Support IBM xlC compiler
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| alpar@665 |    205 |         * New algorithms
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| alpar@665 |    206 |           * Connectivity related algorithms (#61)
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| alpar@665 |    207 |           * Euler walks (#65)
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| alpar@665 |    208 |           * Preflow push-relabel max. flow algorithm (#176)
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| alpar@665 |    209 |           * Circulation algorithm (push-relabel based) (#175)
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| alpar@665 |    210 |           * Suurballe algorithm (#47)
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| alpar@665 |    211 |           * Gomory-Hu algorithm (#66)
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| alpar@665 |    212 |           * Hao-Orlin algorithm (#58)
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| alpar@665 |    213 |           * Edmond's maximum cardinality and weighted matching algorithms
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| alpar@665 |    214 |             in general graphs (#48,#265)
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| alpar@665 |    215 |           * Minimum cost arborescence/branching (#60)
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| alpar@665 |    216 |           * Network Simplex min. cost flow algorithm (#234)
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| alpar@665 |    217 |         * New data structures
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| alpar@665 |    218 |           * Full graph structure (#57)
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| alpar@665 |    219 |           * Grid graph structure (#57)
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| alpar@665 |    220 |           * Hypercube graph structure (#57)
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| alpar@665 |    221 |           * Graph adaptors (#67)
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| alpar@665 |    222 |           * ArcSet and EdgeSet classes (#67)
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| alpar@665 |    223 |           * Elevator class (#174)
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| alpar@665 |    224 |         * Other new tools
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| alpar@665 |    225 |           * LP/MIP interface (#44)
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| alpar@665 |    226 |             * Support for GLPK, CPLEX, Soplex, COIN-OR CLP and CBC
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| alpar@665 |    227 |           * Reader for the Nauty file format (#55)
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| alpar@665 |    228 |           * DIMACS readers (#167)
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| alpar@665 |    229 |           * Radix sort algorithms (#72)
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| alpar@665 |    230 |           * RangeIdMap and CrossRefMap (#160)
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| alpar@665 |    231 |         * New command line tools
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| alpar@665 |    232 |           * DIMACS to LGF converter (#182)
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| alpar@665 |    233 |           * lgf-gen - a graph generator (#45)
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| alpar@665 |    234 |           * DIMACS solver utility (#226)
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| alpar@665 |    235 |         * Other code improvements
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| alpar@665 |    236 |           * Lognormal distribution added to Random (#102)
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| alpar@665 |    237 |           * Better (i.e. O(1) time) item counting in SmartGraph (#3)
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| alpar@665 |    238 |           * The standard maps of graphs are guaranteed to be
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| alpar@665 |    239 |             reference maps (#190)
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| alpar@665 |    240 |         * Miscellaneous
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| alpar@665 |    241 |           * Various doc improvements
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| alpar@665 |    242 |           * Improved 0.x -> 1.x converter script
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| alpar@665 |    243 | 
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| alpar@665 |    244 |         * Several bugfixes (compared to release 1.0):
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| alpar@665 |    245 |           #170: Bugfix SmartDigraph::split()
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| alpar@665 |    246 |           #171: Bugfix in SmartGraph::restoreSnapshot()
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| alpar@665 |    247 |           #172: Extended test cases for graphs and digraphs
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| alpar@665 |    248 |           #173: Bugfix in Random
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| alpar@665 |    249 |                 * operator()s always return a double now
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| alpar@665 |    250 |                 * the faulty real<Num>(Num) and real<Num>(Num,Num)
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| alpar@665 |    251 |                   have been removed
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| alpar@665 |    252 |           #187: Remove DijkstraWidestPathOperationTraits
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| alpar@665 |    253 |           #61:  Bugfix in DfsVisit
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| alpar@665 |    254 |           #193: Bugfix in GraphReader::skipSection()
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| alpar@665 |    255 |           #195: Bugfix in ConEdgeIt()
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| alpar@665 |    256 |           #197: Bugfix in heap unionfind
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| alpar@665 |    257 |                 * This bug affects Edmond's general matching algorithms
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| alpar@665 |    258 |           #207: Fix 'make install' without 'make html' using CMAKE
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| alpar@665 |    259 |           #208: Suppress or fix VS2008 compilation warnings
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| alpar@665 |    260 |           ----: Update the LEMON icon
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| alpar@665 |    261 |           ----: Enable the component-based installer
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| alpar@665 |    262 |                 (in installers made by CPACK)
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| alpar@665 |    263 |           ----: Set the proper version for CMAKE in the tarballs
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| alpar@665 |    264 |                 (made by autotools)
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| alpar@665 |    265 |           ----: Minor clarification in the LICENSE file
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| alpar@665 |    266 |           ----: Add missing unistd.h include to time_measure.h
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| alpar@665 |    267 |           #204: Compilation bug fixed in graph_to_eps.h with VS2005
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| alpar@881 |    268 |           #214,#215: windows.h should never be included by LEMON headers
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| alpar@665 |    269 |           #230: Build systems check the availability of 'long long' type
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| alpar@665 |    270 |           #229: Default implementation of Tolerance<> is used for integer types
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| alpar@665 |    271 |           #211,#212: Various fixes for compiling on AIX
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| alpar@665 |    272 |           ----: Improvements in CMAKE config
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| alpar@665 |    273 |                 - docs is installed in share/doc/
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| alpar@665 |    274 |                 - detects newer versions of Ghostscript
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| alpar@665 |    275 |           #239: Fix missing 'inline' specifier in time_measure.h
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| alpar@665 |    276 |           #274,#280: Install lemon/config.h
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| alpar@665 |    277 |           #275: Prefix macro names with LEMON_ in lemon/config.h
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| alpar@665 |    278 |           ----: Small script for making the release tarballs added
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| alpar@665 |    279 |           ----: Minor improvement in unify-sources.sh (a76f55d7d397)
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| alpar@665 |    280 | 
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| alpar@496 |    281 | 2009-03-27 LEMON joins to the COIN-OR initiative
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| alpar@496 |    282 | 
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| alpar@496 |    283 |         COIN-OR (Computational Infrastructure for Operations Research,
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| alpar@496 |    284 |         http://www.coin-or.org) project is an initiative to spur the
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| alpar@496 |    285 |         development of open-source software for the operations research
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| alpar@496 |    286 |         community.
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| alpar@496 |    287 | 
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| alpar@322 |    288 | 2008-10-13 Version 1.0 released
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| alpar@262 |    289 | 
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| alpar@881 |    290 |         This is the first stable release of LEMON. Compared to the 0.x
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| alpar@881 |    291 |         release series, it features a considerably smaller but more
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| alpar@881 |    292 |         matured set of tools. The API has also completely revised and
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| alpar@881 |    293 |         changed in several places.
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| alpar@262 |    294 | 
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| alpar@881 |    295 |         * The major name changes compared to the 0.x series (see the
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| alpar@322 |    296 |           Migration Guide in the doc for more details)
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| alpar@262 |    297 |           * Graph -> Digraph, UGraph -> Graph
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| alpar@262 |    298 |           * Edge -> Arc, UEdge -> Edge
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| alpar@881 |    299 |           * source(UEdge)/target(UEdge) -> u(Edge)/v(Edge)
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| alpar@881 |    300 |         * Other improvements
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| alpar@881 |    301 |           * Better documentation
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| alpar@881 |    302 |           * Reviewed and cleaned up codebase
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| alpar@881 |    303 |           * CMake based build system (along with the autotools based one)
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| alpar@881 |    304 |         * Contents of the library (ported from 0.x)
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| alpar@881 |    305 |           * Algorithms
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| alpar@881 |    306 |             * breadth-first search (bfs.h)
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| alpar@881 |    307 |             * depth-first search (dfs.h)
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| alpar@881 |    308 |             * Dijkstra's algorithm (dijkstra.h)
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| alpar@881 |    309 |             * Kruskal's algorithm (kruskal.h)
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| alpar@881 |    310 |           * Data structures
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| alpar@881 |    311 |             * graph data structures (list_graph.h, smart_graph.h)
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| alpar@881 |    312 |             * path data structures (path.h)
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| alpar@881 |    313 |             * binary heap data structure (bin_heap.h)
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| alpar@881 |    314 |             * union-find data structures (unionfind.h)
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| alpar@881 |    315 |             * miscellaneous property maps (maps.h)
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| alpar@881 |    316 |             * two dimensional vector and bounding box (dim2.h)
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| alpar@262 |    317 |           * Concepts
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| alpar@881 |    318 |             * graph structure concepts (concepts/digraph.h, concepts/graph.h,
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| alpar@262 |    319 |               concepts/graph_components.h)
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| alpar@881 |    320 |             * concepts for other structures (concepts/heap.h, concepts/maps.h,
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| alpar@881 |    321 |               concepts/path.h)
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| alpar@881 |    322 |           * Tools
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| alpar@881 |    323 |             * Mersenne twister random number generator (random.h)
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| alpar@881 |    324 |             * tools for measuring cpu and wall clock time (time_measure.h)
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| alpar@881 |    325 |             * tools for counting steps and events (counter.h)
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| alpar@881 |    326 |             * tool for parsing command line arguments (arg_parser.h)
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| alpar@881 |    327 |             * tool for visualizing graphs (graph_to_eps.h)
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| alpar@881 |    328 |             * tools for reading and writing data in LEMON Graph Format
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| alpar@262 |    329 |               (lgf_reader.h, lgf_writer.h)
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| alpar@262 |    330 |             * tools to handle the anomalies of calculations with
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| alpar@881 |    331 |               floating point numbers (tolerance.h)
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| alpar@262 |    332 |             * tools to manage RGB colors (color.h)
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| alpar@881 |    333 |           * Infrastructure
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| alpar@881 |    334 |             * extended assertion handling (assert.h)
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| alpar@881 |    335 |             * exception classes and error handling (error.h)
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| alpar@881 |    336 |             * concept checking (concept_check.h)
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| alpar@881 |    337 |             * commonly used mathematical constants (math.h)
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