v1.5.2

HiGHS v1.5.2

Diff since v1.5.1

Closed issues:

• Process abort while running the HiGHS solver (#156)
• Set Threads on Windows (#160)
• time_limit is not respected (#162)
• HiGHS_jll 1.5.3 not allowed? (#165)

Merged pull requests:

• Set Threads on Windows by default (#161) (@odow)
• Migrate from SnoopPrecompile to PrecompileTools (#163) (@timholy)
• Add support for HiGHS v1.5.3 (#164) (@odow)
• Prep for v1.5.2 (#166) (@odow)

v1.5.1

HiGHS v1.5.1

Diff since v1.5.0

Closed issues:

• Duals from QP can be incorrect (#157)

Merged pull requests:

• [docs] refer to HiGHS documentation for options (#153) (@odow)
• Update README (#154) (@odow)
• Rename LICENSE to LICENSE.md (#155) (@odow)
• Fix duals in a QP (#158) (@odow)
• Prep for v1.5.1 (#159) (@odow)

v1.5.0

HiGHS v1.5.0

Diff since v1.4.3

Merged pull requests:

• Update to v1.5.1 (#152) (@odow)

v1.4.3

HiGHS v1.4.3

Diff since v1.4.2

Closed issues:

• Excessive printout from Highs_run() (#150)

Merged pull requests:

• Add support for upstream v1.4.2 (#151) (@odow)

v1.4.2

HiGHS v1.4.2

Diff since v1.4.1

Closed issues:

• log_to_console attribute not working (#142)
• Termination status when hitting a solution number limit (#143)
• Problem with running HiGHS with "run_crossover" (#145)
• quadratic objectives not getting copied? (#148)

Merged pull requests:

• Fix performance of deleting multiple linear constraints (#144) (@odow)
• Detail expected value type in RawOptimizerAttribute error (#146) (@blegat)
• Add SnoopPrecompile directive (#147) (@odow)
• Fix bug when setting a quadratic objective (#149) (@odow)

v1.4.1

HiGHS v1.4.1

Diff since v1.4.0

Merged pull requests:

• Add support for HiGHS v1.4.1 (#140) (@odow)
• [README] update options (#141) (@odow)

v1.4.0

HiGHS v1.4.0

Diff since v1.3.0

Closed issues:

• Support MOI.Semiinteger and MOI.Semicontinuous sets (#91)
• Error changing number of threads in HiGHS (#130)

Merged pull requests:

• Add Semicontinuous and Semiinteger support (#138) (@odow)

v1.3.0

HiGHS v1.3.0

Diff since v1.2.0

Closed issues:

• Support MOI.VariablePrimalStart (#126)
• Turning off presolve (#135)
• Update to HiGHS v1.4.0 (#136)

Merged pull requests:

• Add support for VariablePrimalStart (#128) (@odow)
• Update to [email protected] (#137) (@odow)

v1.2.0

HiGHS v1.2.0

Diff since v1.1.4

Closed issues:

• Why QP failures are allowed? (#99)
• Tests segfault on M1 (#116)
• Error reported on TimeLimit settings parameter (#122)
• Time limit not working (#125)
• Quadratic programming (#127)
• Simple model run issues (#129)
• Julia version dependency for HiGHS.jl is quite restrictive (#131)
• Problems on set_optimizer_attribute on "log_to_console" in linux (#132)

Merged pull requests:

• [README] add custom solver binary section (#123) (@odow)
• Fix flakey test (#124) (@odow)
• Update to HiGHS v1.3.0 (#133) (@odow)
• Fix adding variable and constraint names in copy_to (#134) (@odow)

v1.1.4

HiGHS v1.1.4

Diff since v1.1.3

Closed issues:

• performance issue (#115)
• MethodError: no method matching _set_option(::HiGHS.Optimizer, ::String, ::Nothing) (#118)

Merged pull requests:

• Add license headers (#114) (@odow)
• Add better error message for bad options (#119) (@odow)
• Fixed the README settings parameter datatype with more clarity, which can otherwise be misleading especially to beginners. (#120) (@sambuddhac)
• Prep for v1.1.4 (#121) (@odow)