v0.3.10

Coluna v0.3.10

Diff since v0.3.9

Closed issues:

• Not enough tests for set/get of Variables and Constraints (#176)
• Create the original formulation and then the Problem (#268)
• Ref to the pricing setup var in dantzig wolfe sp (#283)
• Bin Packing : Coluna does not find a solution when CPLEX subsolver (#382)
• missing docstring for DefaultRestrictedMasterHeuristic (#460)
• CapacitatedVehicleRouting demo utilization problem (#498)
• can Coluna decompose a general large scale MILP model? (#539)
• Retrieve disagreggated solution (#540)
• warning message in Knapsack custom model test (#541)
• No primal primal bound? (#545)
• Support of JuMP anonymous constraints/variables (#553)
• Benders is not working on a simple example (#554)
• no method matching isless(::Solution, ::Solution) (#555)
• MethodError: no method matching isless (#558)
• JuMP.write_to_file does not work (#559)
• Decompose twice at the same level. (#560)
• Unsupported AffExpr, MathOptInterface.Interval{Float64} (#563)
• Fill mode closed in get MOI.ConstraintFunction for viewing coefmatrix (#575)
• dev doc not generated (#582)
• Access to dual value of constraints of the master problem (#591)
• Dual bound of tree search should be equal to the worst dual bound of open nodes (#597)

Merged pull requests:

• Custom data for variables and constraints (#495) (@guimarqu)
• v0.4.0 (#508) (@guimarqu)
• UnitsUsageDict -> UnitsUsage (#522) (@guimarqu)
• Counting the number of exact calls when testing the pricing stages (#530) (@artalvpes)
• Add bound callback tests (#532) (@laradicp)
• MOI tests: intlinear (#533) (@laradicp)
• Vector of optimizers in Formulation (#534) (@guimarqu)
• Prototyping custom model/optimizer (#535) (@guimarqu)
• Follow up of "custom data" (#538) (@laradicp)
• Custom information about Dantzig-Wolfe subproblems (#542) (@guimarqu)
• docstring for restricted master heuristic (#543) (@guimarqu)
• Refactoring ObjValues & OptimizationState (#544) (@guimarqu)
• Remove negative costs (#546) (@laradicp)
• Retrieve disaggregated solution (#547) (@laradicp)
• Unit tests for OptimizationState (#548) (@laradicp)
• Solutions comparison operators (#549) (@laradicp)
• fix isinteger + continuous columns if sp has only continuous vars (#551) (@guimarqu)
• Use subproblem representatives in column generation (#552) (@laradicp)
• Add isless(::Solution, ::Solution) (#561) (@laradicp)
• Follow up of "custom data": use BlockDecomposition methods customvars! and customconstrs! (#562) (@laradicp)
• Update doc (#564) (@guimarqu)
• rm support of anonymous variables & constraints (#565) (@guimarqu)
• Add support for AffExpr, MathOptInterface.Interval{Float64} (#566) (@laradicp)
• Fix Benders reformulation & algorithm (#567) (@guimarqu)
• Update callbacks documentation (#569) (@guimarqu)
• Documentation of algorithms (#570) (@guimarqu)
• MOI tests: LP unit tests and contlinear tests (#571) (@laradicp)
• Update project of doc (#572) (@guimarqu)
• Dantzig-Wolfe reformulation + identical subproblems (#573) (@guimarqu)
• Documentation for artificial variables (#574) (@guimarqu)
• Don't close fillmode in get terms of constraint (#576) (@guimarqu)
• Note about original form changes (#577) (@guimarqu)
• Fix retrieval of disaggregated solution (#578) (@laradicp)
• Reduce size of Id (#579) (@guimarqu)
• fix CI (#581) (@guimarqu)
• Add MOI methods: delete and modify (#584) (@laradicp)
• Fix ci yaml of documentation (#585) (@guimarqu)
• Fix support of duplicated terms (#586) (@guimarqu)
• MOI linear10 passing (#587) (@guimarqu)
• Rm warnings if cost of artificial vars not provided by the user (#588) (@guimarqu)
• Apply suggestions from PR #584 review (#589) (@laradicp)
• Q&A: why default algorithms do not beat commercial solver ? (#592) (@guimarqu)
• Give access to the dual solution of the master to the user (#594) (@guimarqu)
• 0.3.10 (#595) (@guimarqu)
• dual bound of tree search is dual bound of open nodes (#598) (@guimarqu)
• change FormId type to increase nb formulation limit (#599) (@guimarqu)
• Update deps for 0.4.0 (#600) (@guimarqu)