RhodeCode

2011-11-09 Version 1.1.5 released

        Bugfix release.

        #428: Add missing lemon/lemon.pc.cmake to the release tarball
        #429: Fix VS warnings
        #430: Fix LpBase::Constr two-side limit bug

2011-08-08 Version 1.1.4 released

        Bugfix release.

        #392: Bug fix in Dfs::start(s,t)
        #414: Fix wrong initialization in Preflow
        #404: Update Doxygen configuration
        #416: Support tests with valgrind
        #418: Better Win CodeBlock/MinGW support
        #419: Backport build environment improvements from the main branch
              - Build of mip_test and lp_test precede the running of the tests
              - Also search for coin libs under ${COIN_ROOT_DIR}/lib/coin
              - Do not look for COIN_VOL libraries
        #382: Allow lgf file without Arc maps
        
2010-10-21 Version 1.1.3 released

        Bugfix release.

        #366: Fix Pred[Matrix]MapPath::empty()
        #371: Bug fix in (di)graphCopy()
              The target graph is cleared before adding nodes and arcs/edges.

        #356: Fix multiple execution bug in weighted matchings
        #364: Add missing UndirectedTags
        #368: Fix the usage of std::numeric_limits<>::min() in Network Simplex
        #372: Fix a critical bug in preflow

2010-03-08 Version 1.1.2 released

        Bugfix release.

        #317: Fix (and improve) error message in mip_test.cc
              Remove unnecessary OsiCbc dependency
        #250: Fix in pathSource() and pathTarget()
        #322: Distribute LEMONConfig.cmake.in
        #321: Use pathCopy(from,to) instead of copyPath(to,from)
        #330: Bug fix in map_extender.h
        #335: Fix clear() function in ExtendFindEnum
        #337: Use void* as LPX object pointer
        #336: Fix the date field comment of graphToEps() output
        #323: Bug fix in Suurballe

2009-10-03 Version 1.1.1 released

        Bugfix release.

        #295: Suppress MSVC warnings using pragmas
        ----: Various CMAKE related improvements
              * Remove duplications from doc/CMakeLists.txt
              * Rename documentation install folder from 'docs' to 'html'
              * Add tools/CMakeLists.txt to the tarball
              * Generate and install LEMONConfig.cmake
              * Change the label of the html project in Visual Studio
              * Fix the check for the 'long long' type
              * Put the version string into config.h
              * Minor CMake improvements
              * Set the version to 'hg-tip' if everything fails
        #311: Add missing 'explicit' keywords
        #302: Fix the implementation and doc of CrossRefMap
        #308: Remove duplicate list_graph.h entry from source list
        #307: Bug fix in Preflow and Circulation

2009-05-13 Version 1.1 released

        This is the second stable release of the 1.x series. It
        features a better coverage of the tools available in the 0.x
        series, a thoroughly reworked LP/MIP interface plus various
        improvements in the existing tools.

        * Much improved M$ Windows support
          * Various improvements in the CMAKE build system
          * Compilation warnings are fixed/suppressed
        * Support IBM xlC compiler
        * New algorithms
          * Connectivity related algorithms (#61)
          * Euler walks (#65)
          * Preflow push-relabel max. flow algorithm (#176)
          * Circulation algorithm (push-relabel based) (#175)
          * Suurballe algorithm (#47)
          * Gomory-Hu algorithm (#66)
          * Hao-Orlin algorithm (#58)
          * Edmond's maximum cardinality and weighted matching algorithms
            in general graphs (#48,#265)
          * Minimum cost arborescence/branching (#60)
          * Network Simplex min. cost flow algorithm (#234)
        * New data structures
          * Full graph structure (#57)
          * Grid graph structure (#57)
          * Hypercube graph structure (#57)
          * Graph adaptors (#67)
          * ArcSet and EdgeSet classes (#67)
          * Elevator class (#174)
        * Other new tools
          * LP/MIP interface (#44)
            * Support for GLPK, CPLEX, Soplex, COIN-OR CLP and CBC
          * Reader for the Nauty file format (#55)
          * DIMACS readers (#167)
          * Radix sort algorithms (#72)
          * RangeIdMap and CrossRefMap (#160)
        * New command line tools
          * DIMACS to LGF converter (#182)
          * lgf-gen - a graph generator (#45)
          * DIMACS solver utility (#226)
        * Other code improvements
          * Lognormal distribution added to Random (#102)
          * Better (i.e. O(1) time) item counting in SmartGraph (#3)
          * The standard maps of graphs are guaranteed to be
            reference maps (#190)
        * Miscellaneous
          * Various doc improvements
          * Improved 0.x -> 1.x converter script

        * Several bugfixes (compared to release 1.0):
          #170: Bugfix SmartDigraph::split()
          #171: Bugfix in SmartGraph::restoreSnapshot()
          #172: Extended test cases for graphs and digraphs
          #173: Bugfix in Random
                * operator()s always return a double now
                * the faulty real<Num>(Num) and real<Num>(Num,Num)
                  have been removed
          #187: Remove DijkstraWidestPathOperationTraits
          #61:  Bugfix in DfsVisit
          #193: Bugfix in GraphReader::skipSection()
          #195: Bugfix in ConEdgeIt()
          #197: Bugfix in heap unionfind
                * This bug affects Edmond's general matching algorithms
          #207: Fix 'make install' without 'make html' using CMAKE
          #208: Suppress or fix VS2008 compilation warnings
          ----: Update the LEMON icon
          ----: Enable the component-based installer
                (in installers made by CPACK)
          ----: Set the proper version for CMAKE in the tarballs
                (made by autotools)
          ----: Minor clarification in the LICENSE file
          ----: Add missing unistd.h include to time_measure.h
          #204: Compilation bug fixed in graph_to_eps.h with VS2005
          #214,#215: windows.h should never be included by lemon headers
          #230: Build systems check the availability of 'long long' type
          #229: Default implementation of Tolerance<> is used for integer types
          #211,#212: Various fixes for compiling on AIX
          ----: Improvements in CMAKE config
                - docs is installed in share/doc/
                - detects newer versions of Ghostscript
          #239: Fix missing 'inline' specifier in time_measure.h
          #274,#280: Install lemon/config.h
          #275: Prefix macro names with LEMON_ in lemon/config.h
          ----: Small script for making the release tarballs added
          ----: Minor improvement in unify-sources.sh (a76f55d7d397)

2009-03-27 LEMON joins to the COIN-OR initiative

        COIN-OR (Computational Infrastructure for Operations Research,
        http://www.coin-or.org) project is an initiative to spur the
        development of open-source software for the operations research
        community.

2008-10-13 Version 1.0 released

	This is the first stable release of LEMON. Compared to the 0.x
	release series, it features a considerably smaller but more
	matured set of tools. The API has also completely revised and
	changed in several places.

	* The major name changes compared to the 0.x series (see the
          Migration Guide in the doc for more details)
          * Graph -> Digraph, UGraph -> Graph
          * Edge -> Arc, UEdge -> Edge
	  * source(UEdge)/target(UEdge) -> u(Edge)/v(Edge)
	* Other improvements
	  * Better documentation
	  * Reviewed and cleaned up codebase
	  * CMake based build system (along with the autotools based one)
	* Contents of the library (ported from 0.x)
	  * Algorithms
       	    * breadth-first search (bfs.h)
       	    * depth-first search (dfs.h)
       	    * Dijkstra's algorithm (dijkstra.h)
       	    * Kruskal's algorithm (kruskal.h)
    	  * Data structures
       	    * graph data structures (list_graph.h, smart_graph.h)
       	    * path data structures (path.h)
       	    * binary heap data structure (bin_heap.h)
       	    * union-find data structures (unionfind.h)
       	    * miscellaneous property maps (maps.h)
       	    * two dimensional vector and bounding box (dim2.h)
          * Concepts
       	    * graph structure concepts (concepts/digraph.h, concepts/graph.h,
              concepts/graph_components.h)
       	    * concepts for other structures (concepts/heap.h, concepts/maps.h,
	      concepts/path.h)
    	  * Tools
       	    * Mersenne twister random number generator (random.h)
       	    * tools for measuring cpu and wall clock time (time_measure.h)
       	    * tools for counting steps and events (counter.h)
       	    * tool for parsing command line arguments (arg_parser.h)
       	    * tool for visualizing graphs (graph_to_eps.h)
       	    * tools for reading and writing data in LEMON Graph Format
              (lgf_reader.h, lgf_writer.h)
            * tools to handle the anomalies of calculations with
	      floating point numbers (tolerance.h)
            * tools to manage RGB colors (color.h)
    	  * Infrastructure
       	    * extended assertion handling (assert.h)
       	    * exception classes and error handling (error.h)
      	    * concept checking (concept_check.h)
       	    * commonly used mathematical constants (math.h)