v1.9.0

MathOptInterface v1.9.0

Diff since v1.8.2

Closed issues:

• Bridges fail test_model_LowerBoundAlreadySet test (#1431)
• [Nonlinear] consider passing Nonlinear.Model to solvers (#1998)
• MOIU._single_variable_flag (#2005)
• MOI.FileFormats.MPS fails to read "dsbmip" from MIPLIB (#2006)
• FileFormats.MPS: Read/Write conic constraints from MPS files (#2013)
• FileFormats.MPS: indicator constraint support (#2014)
• FileFormats.MPS OBJSENSE (#2015)
• copy_to ignoring name because of too strict supports requirements (#2027)
• write_to_file and read_from_file fallbacks (#2028)

Merged pull requests:

• [Bridges] fix Constraint.ZeroOne bridge with existing bounds (#1879) (@odow)
• Add <:SUPPORTED_VARIABLE_SCALAR_SETS upper bound (#2007) (@pedromxavier)
• [Utilities] fix unsupported get in model.jl (#2008) (@odow)
• [FileFormats.MPS] fix reading of free rows (#2009) (@odow)
• [FileFormats.MPS] fix parsing of OBJSENSE (#2016) (@odow)
• Omit allocation test due to changes in sort on nightly (#2018) (@odow)
• [FileFormats.MPS] write OBJSENSE on new line, and loosen parsing rules (#2019) (@odow)
• [Nonlinear] remove recursion when parsing expressions (#2020) (@odow)
• Add fallback for ListOfConstraintIndices and NumberOfConstraints (#2021) (@odow)
• [FileFormats.MPS] add support for Indicator with EqualTo constraints (#2022) (@odow)
• [Nonlinear] add support for multivariate min and max operators (#2023) (@odow)
• [Test] add requires for test_constraint_get_ConstraintIndex (#2024) (@matbesancon)
• [FileFormats] add default fallback for read_from_file and write_to_file (#2029) (@odow)
• Prep for v1.9.0 (#2030) (@odow)

v1.8.2

MathOptInterface v1.8.2

Diff since v1.8.1

Closed issues:

• [Nonlinear] solving dense(ish) multilinear problems is slow (#1997)

Merged pull requests:

• [docs] try overriding LaTeX styling (#1999) (@odow)
• [docs] fix formatting of docstring (#2000) (@odow)
• Tidy docstrings in attributes.jl (#2001) (@odow)
• [docs] add Vale as a documentation linter (#2002) (@odow)
• [docs] fix typos in docs (#2003) (@odow)
• Prep for v1.8.2 (#2004) (@odow)

v1.8.1

MathOptInterface v1.8.1

Diff since v1.8.0

Merged pull requests:

• [Bridges] fix supports for VariableIndex attributes (#1991) (@odow)
• [Bridges] fix supports for VariableIndex: Take II (#1992) (@odow)
• Prep for v1.8.1 (#1994) (@odow)

v1.8.0

MathOptInterface v1.8.0

Diff since v1.7.0

Closed issues:

• Set request: WeightedPowerMeanCone (#977)
• Set request: Box or HyperRectangle (#1233)
• Constraint programming support (#1805)
• Investigate using ChainRules for registered functions (#1914)
• binary atan function is not supported natively (#1986)

Merged pull requests:

• Add Reified set and MILP bridges (#1955) (@odow)
• Add HyperRectangle set (#1961) (@odow)
• [Nonlinear] lazily build ::Expr representaton of subexpressions (#1984) (@odow)
• [Nonlinear] add support for atan2 (#1987) (@odow)
• Prep for v1.8.0 (#1989) (@odow)
• [Test] allow NORM_LIMIT in unbounded tests (#1990) (@odow)

v1.7.0

MathOptInterface v1.7.0

Diff since v1.6.1

Closed issues:

• Bridge request: GeometricMeanCone to PowerCone (#406)
• Lighter bridges for a brighter life (#523)
• Add support for names in solver wrappers (#674)
• Add tests cases with infinite bounds (#881)
• Bridge request: inner constraint of Indicator (#1223)
• FileFormats.MPS: support INDICATOR (#1266)
• FileFormats.MPS: support QUADRATIC (#1390)
• Simplify creation of MOI Layers (#1399)
• Tuple function for epigraph formulations (#1624)
• Optimize eval_constraint_jacobian_product (#1903)
• Unnecessary copy in MOI.modify? (#1921)
• Create attributes for absolute and relative gap tolerances (#1936)
• Support generic number types in loadfromstring! (#1945)
• Utilities.Model does not support complex number types (#1947)
• nlp tests failing with MOI master (#1965)
• Support format from QPLib (#1972)
• FileFormats.LP: support quadratic functions (#1973)
• [Bridges] add objective bridge from affine to quadratic (#1978)

Merged pull requests:

• [Utilities] remove copy in modify_function (#1922) (@odow)
• [Nonlinear] improve performance of Jacobian products (#1935) (@odow)
• [Bridges] remove reduce_bridged in favor of explicit methods (#1937) (@odow)
• [Bridges] remove unused ObjectiveAttribute (#1938) (@odow)
• Add bridge from complex in Zeros to real/imag in Zeros (#1943) (@blegat)
• Create RelativeGapTolerance and AbsoluteGapTolerance optimizer attributes (#1944) (@mtanneau)
• [Utilities] add support for non-Float64 number types in loadfromstring (#1946) (@odow)
• Add missing promotion rules (#1948) (@matbesancon)
• [Bridges] add SplitComplexEqualToBridge (#1949) (@blegat)
• [Bridges] rename SplitZeros to SplitComplexZeros (#1950) (@odow)
• [Bridges] fix tests for SplitComplexZerosBridge (#1951) (@odow)
• Clarify how to implement the ConstraintFunction getter (#1952) (@blegat)
• [Bridges] fix ConstraintFunction getter of SplitComplexZerosBridge (#1953) (@blegat)
• [FileFormats.MOF] update to [email protected] (#1954) (@odow)
• [FileFormats.MPS] add writers for quadratic models (#1956) (@odow)
• [FileFormats.MPS] add Indicator support (#1957) (@odow)
• [Bridges] add IndicatorSetMapBridge (#1958) (@odow)
• [docs] tidy standard form page and add global constraints (#1960) (@odow)
• Add HermitianPositiveSemidefiniteConeTriangle with bridges (#1962) (@blegat)
• Fix complex tests for local solver (#1964) (@blegat)
• [Nonlinear] Fix JacVec products (#1966) (@odow)
• [docs] add release notes for v1.6.1 (#1967) (@odow)
• [Bridges] add GeoMeanToPowerBridge (#1968) (@odow)
• [Test] add test for open Interval sets (#1969) (@odow)
• [Test] Tidy Complex Zeros tests (#1970) (@odow)
• [FileFormats.LP] add support for quadratic problems (#1974) (@odow)
• [docs] Update v1.7.0 release notes (#1975) (@odow)
• Clarify assumption for SOC bridge (#1976) (@blegat)
• [Bridges] Add hermitian bridge for constraints (#1977) (@blegat)
• [Bridges] add Objective.Quadratize bridge (#1979) (@odow)
• Prep for v1.7.0 (#1981) (@odow)
• [Test] remove dual test in Hermitian_2 (#1982) (@odow)
• [Test] fix numerics of test_cpsat_CountGreaterThan (#1983) (@odow)

v1.6.1

MathOptInterface v1.6.1

Diff since v1.6.0

Closed issues:

• set_with_dimension with ExponentialCone (#1939)

Merged pull requests:

• [Utilities] add ExponentialCone to set_with_dimension (#1941) (@odow)
• Update PSDSquare_3 test after bridge change (#1942) (@blegat)

v1.6.0

MathOptInterface v1.6.0

Diff since v1.5.0

Closed issues:

• Bridges don't update when other constraints updated (#1665)
• Consider changing Vector{T} to AbstractVector{T} in _extract_reverse_pass (#1933)

Merged pull requests:

• [Bridges] add final_touch (#1901) (@blegat)
• [Bridges] add CountBelongsToMILPBridge (#1919) (@odow)
• [Bridges] add CountAtLeastToCountBelongsBridge (#1920) (@odow)
• [Bridges] add AllDifferentToCountDistinctBridge (#1923) (@odow)
• [Bridges] update SemiToBinaryBridge using final_touch (#1924) (@odow)
• [Bridges] update BinPackingToMILPBridge to final_touch (#1925) (@odow)
• [Bridges] fix CountAtLeastToCountBelongsBridge (#1926) (@odow)
• [Bridges] add CountGreaterThanToMILPBridge (#1927) (@odow)
• [Bridges] revert changes included in #1919 by mistake (#1928) (@odow)
• [Bridges] add CircuitToMILPBridge (#1929) (@odow)
• [Bridges] improve code coverage (#1930) (@odow)
• [Bridges] fix various docstrings for CSP (#1931) (@odow)
• Prep for v1.6.0 (#1932) (@odow)
• Change Vector{T} to AbstractVector{T} in _extract_reverse_pass and add test (#1934) (@abelsiqueira)

v1.5.0

MathOptInterface v1.5.0

Diff since v1.4.0

Closed issues:

• Set request: ScaledPSDCone (#531)
• Bridge request: {Log,Root}DetConeSquare to ConeTriangle (#541)
• Bridge debugging (#680)
• Add tests for REDUCTION_CERTIFICATE (#749)
• Use Bridges.runtests in bridges tests (#820)
• Fast deletion of vector of constraints for Utilities.AbstractModel (#1102)
• CachingOptimizer for ObjectiveValue and DualObjectiveValue (#1759)
• Throw NotAllowedError in get_fallback (#1777)
• Bug in dual of PositiveSemidefiniteConeSquare (#1830)
• Consider adding warning back to SquareBridge (#1899)
• FileFormats.MOF: support nonlinear reading (#1906)
• Document constraint_expr and objective_expr (#1908)
• FileFormats.LP: throw nicer error on corrupt files (#1910)

Merged pull requests:

• [Bridges] Fix bug in dual of PSDConeSquare bridge (#1839) (@odow)
• [Bridges] add print_active_bridges to print optimal hyper-path (#1866) (@odow)
• [Bridges] add constraint programming bridges (#1884) (@odow)
• [Bridges] tidy SquareBridge (#1891) (@odow)
• Add GetAttributeNotAllowed error (#1892) (@odow)
• [Utilities] add get_fallback support in CachingOptimizer (#1893) (@odow)
• [Bridges] fix typos in bridge docstrings (#1894) (@odow)
• [Bridges] add more runtests (#1895) (@odow)
• [Bridges] add tests for Variable bridges (#1896) (@odow)
• [Bridges] add tests and functionality for IndicatorActiveOnFalseBridge (#1897) (@odow)
• typo in doc (#1898) (@matbesancon)
• [Bridges] add {Root,Log}Det to SquareBridge (#1900) (@odow)
• Fix minor typos in Nonlinear's documentation (#1902) (@frapac)
• [docs] Document square PSD duality convention (#1904) (@odow)
• Remove BinPackingToMILPBridge from add_all_bridges (#1905) (@odow)
• [FileFormats.MOF] Fix reading of NLPs (#1907) (@odow)
• [docs] improve documentation of nonlinear API (#1909) (@odow)
• [FileFormats.LP] fix error on malformed line (#1911) (@odow)
• [Bridges] remove last acronyms (#1912) (@odow)
• [Bridges] begin commenting bridge_optimizer.jl (#1913) (@odow)
• [Test] fix ZeroOne tests with lower and upper bounds (#1915) (@odow)
• [docs] clarify QuadtoSOCBridge assumptions (#1916) (@odow)
• [Bridges] bring back square warning (#1917) (@odow)
• Prep for v1.5.0 (#1918) (@odow)

v1.4.0

MathOptInterface v1.4.0

Diff since v1.3.0

Closed issues:

• Run basic_constraint_tests for all bridges (#750)
• Objective.SlackBridge gets ConstraintSet in ObjectiveValue getter (#1778)
• FileFormats.NL does not support univariate OPMULT (#1886)

Merged pull requests:

• [ReverseAD] Add support for user-defined hessians (#1819) (@odow)
• Add support for Constraint Programming (#1825) (@odow)
• [Bridges] more improvements to docstrings (#1865) (@odow)
• [Bridges] tidy RSOCtoPSD bridge (#1867) (@odow)
• [Bridges] tidy Variable.RSOCtoSOC and SOCtoRSOC (#1868) (@odow)
• [Bridges] style fixes for Constraint bridges (#1869) (@odow)
• [Bridges] tidy SOCtoRSOC constraint bridges (#1870) (@odow)
• [Bridges] refactor print_num_bridges (#1871) (@odow)
• [Bridges] more cleaning of Constraint bridges (#1872) (@odow)
• [Bridges] fix use of ConstraintSet in Objective.SlackBridge (#1873) (@odow)
• [Bridges] document and tidy Graph implementation (#1874) (@odow)
• [Bridges] remove implementation.md in favor of docstrings (#1875) (@odow)
• [Bridges] tidy function_conversion bridges (#1876) (@odow)
• [Bridges] tidy various Constraint bridges (#1877) (@odow)
• [Bridges] more updates to docstrings (#1878) (@odow)
• [Bridges] more docstrings for bridges (#1880) (@odow)
• [Bridges] remove acronyms from .Variable (#1881) (@odow)
• Fix typos in docstrings (#1882) (@odow)
• [Bridges] add unified testing infrastructure (#1883) (@odow)
• [Bridges] add more tests for uncovered methods (#1885) (@odow)
• [FileFormats.NL] fix univariate OPMULT (#1887) (@odow)
• Prep for v1.4.0 (#1888) (@odow)
• [Bridges] more docstrings and tests (#1889) (@odow)

v1.3.0

MathOptInterface v1.3.0

Diff since v1.2.0

Closed issues:

• JET check of MathOptInterface (#1700)
• FileFormats.NL: add reader (#1811)
• Nonlinear: change how constraints are parsed (#1817)
• Nonlinear clarify role of Nonlinear.Model vs MOI.NLPBlockData (#1823)
• Missing attribute ConstraintDual for ZerosBridge (#1831)
• Document the expected behavior with feasibility sense (#1832)
• Computing Constraints with Polyhedra (#1833)
• fails to write to a .nl file (#1845)
• FileFormats: handle infinite bounds and coefficients (#1857)

Merged pull requests:

• MOI.modify version for multiple changes at once (#1800) (@guilhermebodin)
• Add [Nonlinear.ReverseAD] submodule (#1803) (@odow)
• [Nonlinear] change Nonlinear.add_constraint to accept function and set (#1818) (@odow)
• [docs] clarify quadratic constraints have 0.5 factor (#1820) (@odow)
• Fix various performance issues (#1821) (@odow)
• The other get! in DoubleDict (#1822) (@joaquimg)
• [docs] clarify usage of NLPBlockData (#1824) (@odow)
• Add CountDistinct set (#1826) (@odow)
• Add CountBelongs set (#1827) (@odow)
• Add CountAtLeast set (#1828) (@odow)
• Add CountGreaterThan set (#1829) (@odow)
• Update CleverDicts.jl (#1834) (@joaquimg)
• [FileFormats] add beginning of NL reader (#1835) (@odow)
• [docs] Fix typos in Nonlinear docs (#1836) (@odow)
• Add constraint programming sets (#1837) (@odow)
• [Bridges] improve error message for ZerosBridge and ConstraintDual (#1838) (@odow)
• Doc feasibility sense behavior (#1840) (@matbesancon)
• Improve docstring of ObjectiveSense (#1841) (@matbesancon)
• [FileFormats.NL] make read a private function (#1842) (@odow)
• [FileFormats.NL] add .sol file reader (#1843) (@odow)
• Test.jl check files ending with .jl (#1844) (@sshin23)
• [FileFormats.NL] add read!(::IO, ::Model) (#1846) (@odow)
• Docs for quadratic representation (#1847) (@joaquimg)
• [FileFormats.NL] fix ordering of integer variables (#1848) (@odow)
• Prep for v1.3.0 (#1849) (@odow)
• [Bridges] improve formatting and content of docstrings (#1850) (@odow)
• [Bridges] re-organize the Objective bridges folder (#1851) (@odow)
• [Bridges] re-organize the Variable bridges folder (#1852) (@odow)
• [Bridges] re-organize the Constraint bridges folder (#1853) (@odow)
• [Bridges] remove CI acronym (#1854) (@odow)
• [Bridges] remove old hack for Julia 1.2 (#1855) (@odow)
• [Bridges] tidy package import and using (#1856) (@odow)
• [FileFormats] fix support of infinite constraint bounds (#1858) (@odow)
• [Bridges] remove unused methods (#1859) (@odow)
• [Bridges] style and doc fixes for Bridges.Objective (#1860) (@odow)
• [Bridges] simplify flip_sign bridges (#1861) (@odow)
• JuliaFormatter: bump to v1.0.0 (#1862) (@odow)
• [Bridges] improvements to bridge docstrings (#1863) (@odow)
• [Bridges] improvements to Variable bridge docstrings (#1864) (@odow)