338 lines
16 KiB
Plaintext
338 lines
16 KiB
Plaintext
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2014-07-07 Version 1.3.1 released
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Bugfix release.
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#484: Require CMAKE 2.8
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#471, #472, #480: Various clang compatibility fixes
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#481, #482: Fix shared lib build and versioning
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#476: Fix invalid map query in NearestNeighborTsp
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#478: Bugfix in debug checking and lower bound handling
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in min cost flow algorithms
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#479, #465: Bugfix in default LP/MIP backend settings
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#476: Bugfix in tsp_test
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#487: Add missing include header and std:: namespace spec.
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#474: Fix division by zero error in NetworkSimplex
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2013-08-10 Version 1.3 released
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This is major feature release
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* New data structures
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#69 : Bipartite graph concepts and implementations
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* New algorithms
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#177: Port Edmonds-Karp algorithm
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#380, #405: Heuristic algorithm for the max clique problem
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#386: Heuristic algorithms for symmetric TSP
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----: Nagamochi-Ibaraki algorithm [5087694945e4]
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#397, #56: Max. cardinality search
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* Other new features
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#223: Thread safe graph and graph map implementations
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#442: Different TimeStamp print formats
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#457: File export functionality to LpBase
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#362: Bidirectional iterator support for radixSort()
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* Implementation improvements
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----: Network Simplex
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#391: Better update process, pivot rule and arc mixing
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#435: Improved Altering List pivot rule
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#417: Various fine tunings in CostScaling
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#438: Optional iteration limit in HowardMmc
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#436: Ensure strongly polynomial running time for CycleCanceling
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while keeping the same performance
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----: Make the CBC interface be compatible with latest CBC releases
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[ee581a0ecfbf]
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* CMAKE has become the default build environment (#434)
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----: Autotool support has been dropped
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----: Improved LP/MIP configuration
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#465: Enable/disable options for LP/MIP backends
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#446: Better CPLEX discovery
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#460: Add cmake config to find SoPlex
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----: Allow CPACK configuration on all platforms
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#390: Add 'Maintainer' CMAKE build type
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#388: Add 'check' target.
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#401: Add contrib dir
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#389: Better version string setting in CMAKE
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#433: Support shared library build
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#416: Support testing with valgrind
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* Doc improvements
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#395: SOURCE_BROWSER Doxygen switch is configurable from CMAKE
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update-external-tags CMAKE target
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#455: Optionally use MathJax for rendering the math formulae
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#402, #437, #459, #456, #463: Various doc improvements
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* Bugfixes (compared to release 1.2):
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#432: Add missing doc/template.h and doc/references.bib to release
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tarball
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----: Intel C++ compatibility fixes
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#441: Fix buggy reinitialization in _solver_bits::VarIndex::clear()
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#444: Bugfix in path copy constructors and assignment operators
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#447: Bugfix in AllArcLookUp<>
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#448: Bugfix in adaptor_test.cc
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#449: Fix clang compilation warnings and errors
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#440: Fix a bug + remove redundant typedefs in dimacs-solver
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#453: Avoid GCC 4.7 compiler warnings
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#445: Fix missing initialization in CplexEnv::CplexEnv()
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#428: Add missing lemon/lemon.pc.cmake to the release tarball
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#393: Create and install lemon.pc
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#429: Fix VS warnings
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#430: Fix LpBase::Constr two-side limit bug
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#392: Bug fix in Dfs::start(s,t)
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#414: Fix wrong initialization in Preflow
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#418: Better Win CodeBlock/MinGW support
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#419: Build environment improvements
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- Build of mip_test and lp_test precede the running of the tests
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- Also search for coin libs under ${COIN_ROOT_DIR}/lib/coin
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- Do not look for COIN_VOL libraries
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#382: Allow lgf file without Arc maps
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#417: Bug fix in CostScaling
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#366: Fix Pred[Matrix]MapPath::empty()
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#371: Bug fix in (di)graphCopy()
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The target graph is cleared before adding nodes and arcs/edges.
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#364: Add missing UndirectedTags
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#368: Fix the usage of std::numeric_limits<>::min() in Network Simplex
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#372: Fix a critical bug in preflow
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#461: Bugfix in assert.h
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#470: Fix compilation issues related to various gcc versions
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#446: Fix #define indicating CPLEX availability
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#294: Add explicit namespace to
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ignore_unused_variable_warning() usages
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#420: Bugfix in IterableValueMap
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#439: Bugfix in biNodeConnected()
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2010-03-19 Version 1.2 released
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This is major feature release
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* New algorithms
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* Bellman-Ford algorithm (#51)
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* Minimum mean cycle algorithms (#179)
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* Karp, Hartman-Orlin and Howard algorithms
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* New minimum cost flow algorithms (#180)
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* Cost Scaling algorithms
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* Capacity Scaling algorithm
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* Cycle-Canceling algorithms
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* Planarity related algorithms (#62)
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* Planarity checking algorithm
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* Planar embedding algorithm
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* Schnyder's planar drawing algorithm
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* Coloring planar graphs with five or six colors
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* Fractional matching algorithms (#314)
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* New data structures
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* StaticDigraph structure (#68)
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* Several new priority queue structures (#50, #301)
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* Fibonacci, Radix, Bucket, Pairing, Binomial
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D-ary and fourary heaps (#301)
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* Iterable map structures (#73)
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* Other new tools and functionality
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* Map utility functions (#320)
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* Reserve functions are added to ListGraph and SmartGraph (#311)
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* A resize() function is added to HypercubeGraph (#311)
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* A count() function is added to CrossRefMap (#302)
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* Support for multiple targets in Suurballe using fullInit() (#181)
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* Traits class and named parameters for Suurballe (#323)
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* Separate reset() and resetParams() functions in NetworkSimplex
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to handle graph changes (#327)
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* tolerance() functions are added to HaoOrlin (#306)
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* Implementation improvements
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* Improvements in weighted matching algorithms (#314)
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* Jumpstart initialization
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* ArcIt iteration is based on out-arc lists instead of in-arc lists
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in ListDigraph (#311)
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* Faster add row operation in CbcMip (#203)
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* Better implementation for split() in ListDigraph (#311)
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* ArgParser can also throw exception instead of exit(1) (#332)
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* Miscellaneous
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* A simple interactive bootstrap script
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* Doc improvements (#62,#180,#299,#302,#303,#304,#307,#311,#331,#315,
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#316,#319)
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* BibTeX references in the doc (#184)
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* Optionally use valgrind when running tests
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* Also check ReferenceMapTag in concept checks (#312)
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* dimacs-solver uses long long type by default.
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* Several bugfixes (compared to release 1.1):
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#295: Suppress MSVC warnings using pragmas
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----: Various CMAKE related improvements
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* Remove duplications from doc/CMakeLists.txt
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* Rename documentation install folder from 'docs' to 'html'
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* Add tools/CMakeLists.txt to the tarball
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* Generate and install LEMONConfig.cmake
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* Change the label of the html project in Visual Studio
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* Fix the check for the 'long long' type
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* Put the version string into config.h
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* Minor CMake improvements
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* Set the version to 'hg-tip' if everything fails
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#311: Add missing 'explicit' keywords
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#302: Fix the implementation and doc of CrossRefMap
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#308: Remove duplicate list_graph.h entry from source list
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#307: Bugfix in Preflow and Circulation
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#305: Bugfix and extension in the rename script
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#312: Also check ReferenceMapTag in concept checks
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#250: Bugfix in pathSource() and pathTarget()
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#321: Use pathCopy(from,to) instead of copyPath(to,from)
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#322: Distribure LEMONConfig.cmake.in
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#330: Bug fix in map_extender.h
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#336: Fix the date field comment of graphToEps() output
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#323: Bug fix in Suurballe
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#335: Fix clear() function in ExtendFindEnum
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#337: Use void* as the LPX object pointer
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#317: Fix (and improve) error message in mip_test.cc
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Remove unnecessary OsiCbc dependency
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#356: Allow multiple executions of weighted matching algorithms (#356)
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2009-05-13 Version 1.1 released
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This is the second stable release of the 1.x series. It
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features a better coverage of the tools available in the 0.x
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series, a thoroughly reworked LP/MIP interface plus various
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improvements in the existing tools.
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* Much improved M$ Windows support
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* Various improvements in the CMAKE build system
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* Compilation warnings are fixed/suppressed
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* Support IBM xlC compiler
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* New algorithms
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* Connectivity related algorithms (#61)
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* Euler walks (#65)
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* Preflow push-relabel max. flow algorithm (#176)
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* Circulation algorithm (push-relabel based) (#175)
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* Suurballe algorithm (#47)
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* Gomory-Hu algorithm (#66)
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* Hao-Orlin algorithm (#58)
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* Edmond's maximum cardinality and weighted matching algorithms
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in general graphs (#48,#265)
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* Minimum cost arborescence/branching (#60)
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* Network Simplex min. cost flow algorithm (#234)
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* New data structures
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* Full graph structure (#57)
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* Grid graph structure (#57)
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* Hypercube graph structure (#57)
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* Graph adaptors (#67)
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* ArcSet and EdgeSet classes (#67)
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* Elevator class (#174)
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* Other new tools
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* LP/MIP interface (#44)
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* Support for GLPK, CPLEX, Soplex, COIN-OR CLP and CBC
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* Reader for the Nauty file format (#55)
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* DIMACS readers (#167)
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* Radix sort algorithms (#72)
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* RangeIdMap and CrossRefMap (#160)
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* New command line tools
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* DIMACS to LGF converter (#182)
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* lgf-gen - a graph generator (#45)
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* DIMACS solver utility (#226)
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* Other code improvements
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* Lognormal distribution added to Random (#102)
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* Better (i.e. O(1) time) item counting in SmartGraph (#3)
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* The standard maps of graphs are guaranteed to be
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reference maps (#190)
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* Miscellaneous
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* Various doc improvements
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* Improved 0.x -> 1.x converter script
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* Several bugfixes (compared to release 1.0):
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#170: Bugfix SmartDigraph::split()
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#171: Bugfix in SmartGraph::restoreSnapshot()
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#172: Extended test cases for graphs and digraphs
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#173: Bugfix in Random
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* operator()s always return a double now
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* the faulty real<Num>(Num) and real<Num>(Num,Num)
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have been removed
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#187: Remove DijkstraWidestPathOperationTraits
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#61: Bugfix in DfsVisit
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#193: Bugfix in GraphReader::skipSection()
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#195: Bugfix in ConEdgeIt()
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#197: Bugfix in heap unionfind
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* This bug affects Edmond's general matching algorithms
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#207: Fix 'make install' without 'make html' using CMAKE
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#208: Suppress or fix VS2008 compilation warnings
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----: Update the LEMON icon
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----: Enable the component-based installer
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(in installers made by CPACK)
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----: Set the proper version for CMAKE in the tarballs
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(made by autotools)
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----: Minor clarification in the LICENSE file
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----: Add missing unistd.h include to time_measure.h
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#204: Compilation bug fixed in graph_to_eps.h with VS2005
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#214,#215: windows.h should never be included by LEMON headers
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#230: Build systems check the availability of 'long long' type
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#229: Default implementation of Tolerance<> is used for integer types
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#211,#212: Various fixes for compiling on AIX
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----: Improvements in CMAKE config
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- docs is installed in share/doc/
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- detects newer versions of Ghostscript
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#239: Fix missing 'inline' specifier in time_measure.h
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#274,#280: Install lemon/config.h
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#275: Prefix macro names with LEMON_ in lemon/config.h
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----: Small script for making the release tarballs added
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----: Minor improvement in unify-sources.sh (a76f55d7d397)
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2009-03-27 LEMON joins to the COIN-OR initiative
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COIN-OR (Computational Infrastructure for Operations Research,
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http://www.coin-or.org) project is an initiative to spur the
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development of open-source software for the operations research
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community.
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2008-10-13 Version 1.0 released
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This is the first stable release of LEMON. Compared to the 0.x
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release series, it features a considerably smaller but more
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matured set of tools. The API has also completely revised and
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changed in several places.
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* The major name changes compared to the 0.x series (see the
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Migration Guide in the doc for more details)
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* Graph -> Digraph, UGraph -> Graph
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* Edge -> Arc, UEdge -> Edge
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* source(UEdge)/target(UEdge) -> u(Edge)/v(Edge)
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* Other improvements
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* Better documentation
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* Reviewed and cleaned up codebase
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* CMake based build system (along with the autotools based one)
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* Contents of the library (ported from 0.x)
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* Algorithms
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* breadth-first search (bfs.h)
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* depth-first search (dfs.h)
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* Dijkstra's algorithm (dijkstra.h)
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* Kruskal's algorithm (kruskal.h)
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* Data structures
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* graph data structures (list_graph.h, smart_graph.h)
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* path data structures (path.h)
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* binary heap data structure (bin_heap.h)
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* union-find data structures (unionfind.h)
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* miscellaneous property maps (maps.h)
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* two dimensional vector and bounding box (dim2.h)
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* Concepts
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* graph structure concepts (concepts/digraph.h, concepts/graph.h,
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concepts/graph_components.h)
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* concepts for other structures (concepts/heap.h, concepts/maps.h,
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concepts/path.h)
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* Tools
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* Mersenne twister random number generator (random.h)
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* tools for measuring cpu and wall clock time (time_measure.h)
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* tools for counting steps and events (counter.h)
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* tool for parsing command line arguments (arg_parser.h)
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* tool for visualizing graphs (graph_to_eps.h)
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* tools for reading and writing data in LEMON Graph Format
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(lgf_reader.h, lgf_writer.h)
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* tools to handle the anomalies of calculations with
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floating point numbers (tolerance.h)
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* tools to manage RGB colors (color.h)
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* Infrastructure
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* extended assertion handling (assert.h)
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* exception classes and error handling (error.h)
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* concept checking (concept_check.h)
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* commonly used mathematical constants (math.h)
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