NEWS
author Peter Kovacs <kpeter@inf.elte.hu>
Sun, 22 Aug 2010 23:54:10 +0200
changeset 990 dca9eed2c375
parent 712 e652b6f9a29f
child 1005 ffc2d2559fc9
child 1281 c08d0f04c117
permissions -rw-r--r--
Improve the tree update process and a pivot rule (#391)
and make some parts of the code clearer using better names
alpar@962
     1
2010-03-19 Version 1.2 released
alpar@962
     2
alpar@962
     3
        This is major feature release
alpar@962
     4
alpar@962
     5
        * New algorithms
alpar@962
     6
          * Bellman-Ford algorithm (#51)
alpar@962
     7
          * Minimum mean cycle algorithms (#179)
alpar@962
     8
            * Karp, Hartman-Orlin and Howard algorithms
alpar@962
     9
          * New minimum cost flow algorithms (#180)
alpar@962
    10
            * Cost Scaling algorithms
alpar@962
    11
            * Capacity Scaling algorithm
alpar@962
    12
            * Cycle-Canceling algorithms
alpar@962
    13
          * Planarity related algorithms (#62)
alpar@962
    14
            * Planarity checking algorithm
alpar@962
    15
            * Planar embedding algorithm
alpar@962
    16
            * Schnyder's planar drawing algorithm
alpar@962
    17
            * Coloring planar graphs with five or six colors
alpar@962
    18
          * Fractional matching algorithms (#314)
alpar@962
    19
        * New data structures
alpar@962
    20
          * StaticDigraph structure (#68)
alpar@962
    21
          * Several new priority queue structures (#50, #301)
alpar@962
    22
            * Fibonacci, Radix, Bucket, Pairing, Binomial
alpar@962
    23
              D-ary and fourary heaps (#301)
alpar@962
    24
          * Iterable map structures (#73)
alpar@962
    25
        * Other new tools and functionality
alpar@962
    26
          * Map utility functions (#320)
alpar@962
    27
          * Reserve functions are added to ListGraph and SmartGraph (#311)
alpar@962
    28
          * A resize() function is added to HypercubeGraph (#311)
alpar@962
    29
          * A count() function is added to CrossRefMap (#302)
alpar@962
    30
          * Support for multiple targets in Suurballe using fullInit() (#181)
alpar@962
    31
          * Traits class and named parameters for Suurballe (#323)
alpar@962
    32
          * Separate reset() and resetParams() functions in NetworkSimplex
alpar@962
    33
            to handle graph changes (#327)
alpar@962
    34
          * tolerance() functions are added to HaoOrlin (#306)
alpar@962
    35
        * Implementation improvements
alpar@962
    36
          * Improvements in weighted matching algorithms (#314)
alpar@962
    37
            * Jumpstart initialization
alpar@962
    38
          * ArcIt iteration is based on out-arc lists instead of in-arc lists
alpar@962
    39
            in ListDigraph (#311)
alpar@962
    40
          * Faster add row operation in CbcMip (#203)
alpar@962
    41
          * Better implementation for split() in ListDigraph (#311)
alpar@962
    42
          * ArgParser can also throw exception instead of exit(1) (#332)
alpar@962
    43
        * Miscellaneous
alpar@962
    44
          * A simple interactive bootstrap script
alpar@962
    45
          * Doc improvements (#62,#180,#299,#302,#303,#304,#307,#311,#331,#315,
alpar@962
    46
                #316,#319)
alpar@962
    47
            * BibTeX references in the doc (#184)
alpar@962
    48
          * Optionally use valgrind when running tests
alpar@962
    49
          * Also check ReferenceMapTag in concept checks (#312)
alpar@962
    50
          * dimacs-solver uses long long type by default.
alpar@962
    51
        * Several bugfixes (compared to release 1.1):
alpar@962
    52
          #295: Suppress MSVC warnings using pragmas
alpar@962
    53
          ----: Various CMAKE related improvements
alpar@962
    54
                * Remove duplications from doc/CMakeLists.txt
alpar@962
    55
                * Rename documentation install folder from 'docs' to 'html'
alpar@962
    56
                * Add tools/CMakeLists.txt to the tarball
alpar@962
    57
                * Generate and install LEMONConfig.cmake
alpar@962
    58
                * Change the label of the html project in Visual Studio
alpar@962
    59
                * Fix the check for the 'long long' type
alpar@962
    60
                * Put the version string into config.h
alpar@962
    61
                * Minor CMake improvements
alpar@962
    62
                * Set the version to 'hg-tip' if everything fails
alpar@962
    63
          #311: Add missing 'explicit' keywords
alpar@962
    64
          #302: Fix the implementation and doc of CrossRefMap
alpar@962
    65
          #308: Remove duplicate list_graph.h entry from source list
alpar@962
    66
          #307: Bugfix in Preflow and Circulation
alpar@962
    67
          #305: Bugfix and extension in the rename script
alpar@962
    68
          #312: Also check ReferenceMapTag in concept checks
alpar@962
    69
          #250: Bugfix in pathSource() and pathTarget()
alpar@962
    70
          #321: Use pathCopy(from,to) instead of copyPath(to,from)
alpar@962
    71
          #322: Distribure LEMONConfig.cmake.in
alpar@962
    72
          #330: Bug fix in map_extender.h
alpar@962
    73
          #336: Fix the date field comment of graphToEps() output
alpar@962
    74
          #323: Bug fix in Suurballe
alpar@962
    75
          #335: Fix clear() function in ExtendFindEnum
alpar@962
    76
          #337: Use void* as the LPX object pointer
alpar@962
    77
          #317: Fix (and improve) error message in mip_test.cc
alpar@962
    78
                Remove unnecessary OsiCbc dependency
alpar@962
    79
          #356: Allow multiple executions of weighted matching algorithms (#356)
alpar@962
    80
alpar@712
    81
2009-05-13 Version 1.1 released
alpar@712
    82
alpar@712
    83
        This is the second stable release of the 1.x series. It
alpar@712
    84
        features a better coverage of the tools available in the 0.x
alpar@712
    85
        series, a thoroughly reworked LP/MIP interface plus various
alpar@712
    86
        improvements in the existing tools.
alpar@712
    87
alpar@712
    88
        * Much improved M$ Windows support
alpar@712
    89
          * Various improvements in the CMAKE build system
alpar@712
    90
          * Compilation warnings are fixed/suppressed
alpar@712
    91
        * Support IBM xlC compiler
alpar@712
    92
        * New algorithms
alpar@712
    93
          * Connectivity related algorithms (#61)
alpar@712
    94
          * Euler walks (#65)
alpar@712
    95
          * Preflow push-relabel max. flow algorithm (#176)
alpar@712
    96
          * Circulation algorithm (push-relabel based) (#175)
alpar@712
    97
          * Suurballe algorithm (#47)
alpar@712
    98
          * Gomory-Hu algorithm (#66)
alpar@712
    99
          * Hao-Orlin algorithm (#58)
alpar@712
   100
          * Edmond's maximum cardinality and weighted matching algorithms
alpar@712
   101
            in general graphs (#48,#265)
alpar@712
   102
          * Minimum cost arborescence/branching (#60)
alpar@712
   103
          * Network Simplex min. cost flow algorithm (#234)
alpar@712
   104
        * New data structures
alpar@712
   105
          * Full graph structure (#57)
alpar@712
   106
          * Grid graph structure (#57)
alpar@712
   107
          * Hypercube graph structure (#57)
alpar@712
   108
          * Graph adaptors (#67)
alpar@712
   109
          * ArcSet and EdgeSet classes (#67)
alpar@712
   110
          * Elevator class (#174)
alpar@712
   111
        * Other new tools
alpar@712
   112
          * LP/MIP interface (#44)
alpar@712
   113
            * Support for GLPK, CPLEX, Soplex, COIN-OR CLP and CBC
alpar@712
   114
          * Reader for the Nauty file format (#55)
alpar@712
   115
          * DIMACS readers (#167)
alpar@712
   116
          * Radix sort algorithms (#72)
alpar@712
   117
          * RangeIdMap and CrossRefMap (#160)
alpar@712
   118
        * New command line tools
alpar@712
   119
          * DIMACS to LGF converter (#182)
alpar@712
   120
          * lgf-gen - a graph generator (#45)
alpar@712
   121
          * DIMACS solver utility (#226)
alpar@712
   122
        * Other code improvements
alpar@712
   123
          * Lognormal distribution added to Random (#102)
alpar@712
   124
          * Better (i.e. O(1) time) item counting in SmartGraph (#3)
alpar@712
   125
          * The standard maps of graphs are guaranteed to be
alpar@712
   126
            reference maps (#190)
alpar@712
   127
        * Miscellaneous
alpar@712
   128
          * Various doc improvements
alpar@712
   129
          * Improved 0.x -> 1.x converter script
alpar@712
   130
alpar@712
   131
        * Several bugfixes (compared to release 1.0):
alpar@712
   132
          #170: Bugfix SmartDigraph::split()
alpar@712
   133
          #171: Bugfix in SmartGraph::restoreSnapshot()
alpar@712
   134
          #172: Extended test cases for graphs and digraphs
alpar@712
   135
          #173: Bugfix in Random
alpar@712
   136
                * operator()s always return a double now
alpar@712
   137
                * the faulty real<Num>(Num) and real<Num>(Num,Num)
alpar@712
   138
                  have been removed
alpar@712
   139
          #187: Remove DijkstraWidestPathOperationTraits
alpar@712
   140
          #61:  Bugfix in DfsVisit
alpar@712
   141
          #193: Bugfix in GraphReader::skipSection()
alpar@712
   142
          #195: Bugfix in ConEdgeIt()
alpar@712
   143
          #197: Bugfix in heap unionfind
alpar@712
   144
                * This bug affects Edmond's general matching algorithms
alpar@712
   145
          #207: Fix 'make install' without 'make html' using CMAKE
alpar@712
   146
          #208: Suppress or fix VS2008 compilation warnings
alpar@712
   147
          ----: Update the LEMON icon
alpar@712
   148
          ----: Enable the component-based installer
alpar@712
   149
                (in installers made by CPACK)
alpar@712
   150
          ----: Set the proper version for CMAKE in the tarballs
alpar@712
   151
                (made by autotools)
alpar@712
   152
          ----: Minor clarification in the LICENSE file
alpar@712
   153
          ----: Add missing unistd.h include to time_measure.h
alpar@712
   154
          #204: Compilation bug fixed in graph_to_eps.h with VS2005
alpar@962
   155
          #214,#215: windows.h should never be included by LEMON headers
alpar@712
   156
          #230: Build systems check the availability of 'long long' type
alpar@712
   157
          #229: Default implementation of Tolerance<> is used for integer types
alpar@712
   158
          #211,#212: Various fixes for compiling on AIX
alpar@712
   159
          ----: Improvements in CMAKE config
alpar@712
   160
                - docs is installed in share/doc/
alpar@712
   161
                - detects newer versions of Ghostscript
alpar@712
   162
          #239: Fix missing 'inline' specifier in time_measure.h
alpar@712
   163
          #274,#280: Install lemon/config.h
alpar@712
   164
          #275: Prefix macro names with LEMON_ in lemon/config.h
alpar@712
   165
          ----: Small script for making the release tarballs added
alpar@712
   166
          ----: Minor improvement in unify-sources.sh (a76f55d7d397)
alpar@712
   167
alpar@534
   168
2009-03-27 LEMON joins to the COIN-OR initiative
alpar@534
   169
alpar@534
   170
        COIN-OR (Computational Infrastructure for Operations Research,
alpar@534
   171
        http://www.coin-or.org) project is an initiative to spur the
alpar@534
   172
        development of open-source software for the operations research
alpar@534
   173
        community.
alpar@534
   174
alpar@322
   175
2008-10-13 Version 1.0 released
alpar@262
   176
alpar@962
   177
        This is the first stable release of LEMON. Compared to the 0.x
alpar@962
   178
        release series, it features a considerably smaller but more
alpar@962
   179
        matured set of tools. The API has also completely revised and
alpar@962
   180
        changed in several places.
alpar@262
   181
alpar@962
   182
        * The major name changes compared to the 0.x series (see the
alpar@322
   183
          Migration Guide in the doc for more details)
alpar@262
   184
          * Graph -> Digraph, UGraph -> Graph
alpar@262
   185
          * Edge -> Arc, UEdge -> Edge
alpar@962
   186
          * source(UEdge)/target(UEdge) -> u(Edge)/v(Edge)
alpar@962
   187
        * Other improvements
alpar@962
   188
          * Better documentation
alpar@962
   189
          * Reviewed and cleaned up codebase
alpar@962
   190
          * CMake based build system (along with the autotools based one)
alpar@962
   191
        * Contents of the library (ported from 0.x)
alpar@962
   192
          * Algorithms
alpar@962
   193
            * breadth-first search (bfs.h)
alpar@962
   194
            * depth-first search (dfs.h)
alpar@962
   195
            * Dijkstra's algorithm (dijkstra.h)
alpar@962
   196
            * Kruskal's algorithm (kruskal.h)
alpar@962
   197
          * Data structures
alpar@962
   198
            * graph data structures (list_graph.h, smart_graph.h)
alpar@962
   199
            * path data structures (path.h)
alpar@962
   200
            * binary heap data structure (bin_heap.h)
alpar@962
   201
            * union-find data structures (unionfind.h)
alpar@962
   202
            * miscellaneous property maps (maps.h)
alpar@962
   203
            * two dimensional vector and bounding box (dim2.h)
alpar@262
   204
          * Concepts
alpar@962
   205
            * graph structure concepts (concepts/digraph.h, concepts/graph.h,
alpar@262
   206
              concepts/graph_components.h)
alpar@962
   207
            * concepts for other structures (concepts/heap.h, concepts/maps.h,
alpar@962
   208
              concepts/path.h)
alpar@962
   209
          * Tools
alpar@962
   210
            * Mersenne twister random number generator (random.h)
alpar@962
   211
            * tools for measuring cpu and wall clock time (time_measure.h)
alpar@962
   212
            * tools for counting steps and events (counter.h)
alpar@962
   213
            * tool for parsing command line arguments (arg_parser.h)
alpar@962
   214
            * tool for visualizing graphs (graph_to_eps.h)
alpar@962
   215
            * tools for reading and writing data in LEMON Graph Format
alpar@262
   216
              (lgf_reader.h, lgf_writer.h)
alpar@262
   217
            * tools to handle the anomalies of calculations with
alpar@962
   218
              floating point numbers (tolerance.h)
alpar@262
   219
            * tools to manage RGB colors (color.h)
alpar@962
   220
          * Infrastructure
alpar@962
   221
            * extended assertion handling (assert.h)
alpar@962
   222
            * exception classes and error handling (error.h)
alpar@962
   223
            * concept checking (concept_check.h)
alpar@962
   224
            * commonly used mathematical constants (math.h)