v0.17.1

Xpress v0.17.1

Diff since v0.17.0

Merged pull requests:

• Check for license in ${XPRESSDIR}/bin (#276) (@odow)
• Prep for v0.17.1 (#277) (@odow)
• Fix CI badge in README (#278) (@odow)

Closed issues:

• Problems finding license on Windows (#275)

v0.17.0

Xpress v0.17.0

Diff since v0.16.2

Merged pull requests:

• Add license headers (#219) (@odow)
• Use Xpress_jll for binaries (#220) (@odow)
• Use conda binaries on CI (#221) (@odow)
• Basic tidying of code (#222) (@odow)
• Move Lib module to subdirectory (#223) (@odow)
• Add support for MOI.RelativeGapTolerance and MOI.AbsoluteGapTolerance (#224) (@odow)
• Disable MIPDUALREDUCTIONS when callbacks are added (#225) (@odow)
• Refactor setting VariablePrimalStart in MOI_wrapper.jl (#226) (@odow)
• Remove /docs directory (#227) (@odow)
• Remove unused test file semicontint.jl (#228) (@odow)
• Refactor test directory (#229) (@odow)
• Document custom attributes in the MOI wrapper (#230) (@odow)
• Add JuliaFormatter (#231) (@odow)
• Tidy src/MOI/MOI_wrapper.jl (#232) (@odow)
• Fix duplicated function in test/test_MOI_wrapper.jl (#234) (@odow)
• Ignore src/Lib from .codecov (#235) (@odow)
• Remove calls to src/api.jl (#236) (@odow)
• Refactor and simplify src/helper.jl (#237) (@odow)
• Refactor and simplify src/utils.jl (#238) (@odow)
• Move XPRS_ATTRIBUTES to src/api.jl (#239) (@odow)
• Fix MOI.supports(::Optimizer, ::MOI.RawOptimizerAttribute) (#241) (@odow)
• Change CRLF to LF line endings (#242) (@odow)
• Refactor and simplify src/xprs_callbacks.jl (#243) (@odow)
• Refactor and simplify src/MOI/MOI_callbacks.jl (#244) (@odow)
• Simplify _indices_and_coefficients to return 0-indexed cols (#245) (@odow)
• Add more tests to test/test_MOI_wrapper.jl (#246) (@odow)
• Remove ConstraintName for VariableIndex constraints (#247) (@odow)
• Add more tests to test/test_MOI_wrapper.jl (#248) (@odow)
• Simplify _cache_primal_status to use XPRS_SOLSTATUS (#249) (@odow)
• Remove allocations (#250) (@joaquimg)
• Refactor src/license.jl (#251) (@odow)
• Remove LinearAlgebra dependency (#252) (@odow)
• Remove SparseArrays dependency (#253) (@odow)
• Remove Random dependency (#254) (@odow)
• Support MOI.ScalarNonlinearFunction (#255) (@odow)
• Update wrapper of xprs.h (#257) (@odow)
• Fix uses of code that are not supported by Xpress v8 (#258) (@odow)
• Fix xprs.jl to use Clong instead of Cint (#259) (@odow)
• Fix getter of MOI.ListOfConstraintIndices (#261) (@odow)
• Fix setting Nothing for MOI.TimeLimitSec (#262) (@odow)
• Tidy pass_names_to_solver and add tests (#263) (@odow)
• Prep for v0.17.0 (#264) (@odow)
• Update versions in GitHub actions (#265) (@odow)
• Add Getting help section to README (#266) (@odow)
• Update Xpress_jll support (#267) (@odow)
• Remove mention of community license in README (#268) (@odow)
• Fix XPAUTH_PATH search for license (#269) (@odow)
• Add callback example to README (#271) (@odow)
• update attribute controls for xpress-9.4 (#273) (@mbataillou)

Closed issues:

• Use dispatch in add single variable constraint (#70)
• Xpress ignore LP warm starts (#127)
• Memory leaks (#131)
• Document MOI-specific parameters (#168)
• Possible bug in lazy constraints (#191)
• Missing MOI setter for RelativeGapTolerance (#209)
• Solver and JuMP returns not the same (#212)
• Add JuliaFormatter (#214)
• Consider removing src/api.jl (#215)
• Add license headers (#216)
• Renew CI license (#217)
• Add support for ScalarNonlinearFunction (#233)
• Add callback example to README (#270)
• Unrecognized control parameter. (#272)

v0.16.2

Xpress v0.16.2

Diff since v0.16.1

Merged pull requests:

• Add raw nlp example (#204) (@joaquimg)
• Xpress NLP solver implementation (#205) (@RaphMota)
• Performance improvements (#207) (@joaquimg)
• Add ReducedCost attribute to speedup query of reduced costs of variables (#211) (@joaquimg)

Closed issues:

• Performance bottlenecks in MOI_wrapper (#188)
• There is no method in MOI_wrapper that calls Lib.XPRSaddnames (#192)

v0.16.1

Xpress v0.16.1

Diff since v0.16.0

Merged pull requests:

• Pass names to solver (#202) (@joaquimg)
• fix get name size (#203) (@joaquimg)

v0.16.0

Xpress v0.16.0

Diff since v0.15.6

Merged pull requests:

• Starting to replace Xpress. by Lib. in MOI (#190) (@RaphMota)
• add variable and constraint name (#193) (@viniciusjusten)
• use Lib. directly (#194) (@joaquimg)
• Update README (#199) (@odow)
• Update README (#200) (@odow)
• v9.0.2 (#201) (@joaquimg)

v0.15.6

Xpress v0.15.6

Diff since v0.15.5

Closed issues:

• Setting license file separately from Xpress installation? (#182)

Merged pull requests:

• Update addnames loops (#183) (@guilhermebodin)
• Ref for performance improvements (#184) (@viniciusjusten)
• Update ci.yml with new secret (#186) (@joaquimg)
• Avoid allocations with Ref() and add option to fix two bounds at once (#187) (@joaquimg)

v0.15.5

Xpress v0.15.5

Diff since v0.15.4

Merged pull requests:

• performance improvements (#181) (@Thiago-NovaesB)

v0.15.4

Xpress v0.15.4

Diff since v0.15.3

Closed issues:

• _info type-stability (#179)

Merged pull requests:

• fix type-stability (#180) (@Thiago-NovaesB)

v0.15.3

Xpress v0.15.3

Diff since v0.15.2

Closed issues:

• Possible inconsistency in test_Delete_equality_constraint_in_binary_variable (#176)

Merged pull requests:

• Fix missing optimize in test (#177) (@odow)
• Cache whether solution has a FEASIBLE_POINT (#178) (@thiagonovaesb)

v0.15.2

Xpress v0.15.2

Diff since v0.15.1

Closed issues:

• [MOI] add batch methods (#66)
• HEUREMPHASIS control Parameter value 8427 is out of range (#165)
• Benders implementation with callbacks (#169)
• Binary variables with bounds are incorrect (#171)

Merged pull requests:

• Fix error message for Xpress v8.13 (#162) (@rafabench)
• Add multiple modifications interface (#164) (@guilhermebodin)
• restore logging for OS other than Windows (#167) (@NLaws)
• Small fixes in callbacks (#170) (@rafabench)
• Fix Binary bounds (#172) (@rafabench)
• Add keyword to skip postsolve (#173) (@guilhermebodin)
• Integrate moi_post_solve with master (#174) (@guilhermebodin)