v1.28.0

MathOptInterface v1.28.0

Diff since v1.27.1

Merged pull requests:

• Add Bridges.Constraint.ComplexNormInfinityToSecondOrderConeBridge (#2451) (@odow)
• Fix issue #2452 (#2464) (@odow)
• Update solver-tests.yml for Xpress.jl (#2465) (@odow)
• [Bridges] remove two unused methods (#2466) (@odow)
• [Utilities] improve docstrings of shift_constant (#2467) (@odow)
• [Bridges] restrict some bridges to acting on real-valued functions (#2468) (@odow)
• Fix MPS reader with * in start of name, not as a comment (#2470) (@odow)
• Prep for v1.28.0 (#2471) (@odow)
• [Bridges] error on set(_, ::ConstraintSet with variable and constraint bridges (#2472) (@odow)
• [docs] automatically build the list of bridges (#2473) (@odow)
• [docs] expand MatrixOfConstraints example (#2474) (@odow)
• [Utilities] refactor is_maybe_real to is_complex (#2475) (@odow)
• [FileFormats.CBF] use add_constrained_variables when reading (#2476) (@odow)

Closed issues:

• Add support for starting values in bridges (#684)
• Add example to use MatrixOfConstraints in the documentation (#1940)
• Precompilation in the SnoopPrecompile/Julia 1.9+ world (#2226)
• Bug get/setting ConstraintSet with variable bridges (#2452)
• [FileFormats.CBF] keep track of variables after reading and writing (#2460)
• [FileFormats.MPS] wrong result after parsing file (#2469)

v1.27.1

MathOptInterface v1.27.1

Diff since v1.27.0

Merged pull requests:

• Update solver-tests.yml (#2453) (@odow)
• Add Xpress to solver-tests.yml (#2455) (@odow)
• [Utilities] Allow non-IndexMap for pass_attributes (#2458) (@blegat)
• Implement ListOfConstraintAttributesSet for VectorOfConstraints (#2459) (@blegat)
• [Bridges] fix path in error message (#2461) (@matbesancon)
• Prep for v1.27.1 (#2462) (@odow)

v1.27.0

MathOptInterface v1.27.0

Diff since v1.26.0

Merged pull requests:

• [Nonlinear] add support for univariate sign (#2444) (@odow)
• [FileFormats.NL] fix copy_to if MOI.Name is set (#2446) (@odow)
• Prep for v1.27.0 (#2447) (@odow)

Closed issues:

• [FileFormats.MPS] store matrix for writing in column order (#2420)
• Add support for nonlinear sign(x) (#2448)
• Reading .mps file with NAME (#2445)

v1.26.0

MathOptInterface v1.26.0

Diff since v1.25.3

Merged pull requests:

• [docs] fix formatting of BasisStatusCode docstring (#2430) (@odow)
• [FileFormats.MPS] fix writing duplicate bounds for binary variables (#2431) (@odow)
• [FileFormats.MPS] tidy and refactor test/FileFormats/MPS/MPS.jl (#2433) (@odow)
• [FileFormats.NL] improve error msg when parsing unhandled headers (#2436) (@odow)
• [FileFormats.NL] fix writing free nonlinear constraint (#2437) (@odow)
• [Nonlinear] add timer to Evaluator for MOI.initialize (#2438) (@odow)
• Prep for v1.26.0 (#2439) (@odow)
• [Nonlinear] throw error if Hessian storage is insufficient (#2441) (@odow)

Closed issues:

• [FileFormats.MPS] Problem when reading generated MPS with CPLEX (#2425)
• [Nonlinear] add initialize timer (#2432)
• [FileFormats.NL] cannot read models with S section (#2434)
• [FileFormats.NL] write free rows (#2435)
• ReverseAD doesn't error for out-of-bound writes (#2440)

v1.25.3

MathOptInterface v1.25.3

Diff since v1.25.2

Merged pull requests:

• [Utilities] use appropriate zero type for get_fallback (#2414) (@odow)
• [Bridges] throw better error when variable cannot be unbridged (#2415) (@odow)
• [Bridge] implement special case for x != y in CountDistinctToMILPBridge (#2416) (@odow)
• [FileFormats.MPS] improve performance of MPS writer (#2418) (@odow)
• [FileFormats.MPS] improve performance of MPS writer (#2421) (@odow)
• Update solver-tests.yml with more packages (#2423) (@odow)
• [FileFormats.MPS] revert change for backwards compatibility (#2424) (@odow)
• [FileFormats.MPS]: avoid creating list of variable names (#2426) (@mlubin)
• Prep for v1.25.3 (#2427) (@odow)
• Fix tests for Julia master (#2428) (@odow)
• Fix typos in attributes.jl (#2429) (@odow)

Closed issues:

• Add support for NotEqualTo != (#2405)
• [Utilities] get_fallback assumes Float64 (#2412)
• Make FileFormats.MPS.Model an AbstractOptimizer (#2417)

v1.25.2

MathOptInterface v1.25.2

Diff since v1.25.1

Merged pull requests:

• [Bridges] fix getting ConstraintPrimal if Variable bridges are present (#2396) (@odow)
• [docs] clarify ordering of nonlinear tape (#2401) (@odow)
• [docs] update vale to v3.0.5 (#2403) (@odow)
• Some more vale fixes (#2404) (@odow)
• [Utilities] fix modify_function! for ScalarQuadraticCoefficientChange (#2408) (@odow)
• [FileFormats.MOF] fix affine and quadratic nodes in ScalarNonlinearFunction (#2409) (@odow)
• Prep for v1.25.2 (#2410) (@odow)
• Tidy src/Utilities/results.jl (#2411) (@odow)

Closed issues:

• Failure with CachingOptimizer (#2384)
• MOF broken with new NLP backend (#2407)

v1.25.1

MathOptInterface v1.25.1

Diff since v1.25.0

Merged pull requests:

• [Bridges] fix deleting variable in Bridges.Variable.VectorizeBridge (#2393) (@odow)
• Fix map_indices for AbstractAutomaticDifferentiation (#2394) (@odow)
• [Bridges] remove duplicated test (#2395) (@odow)
• Fix Exception supertype of LowerBoundAlreadySet and UpperBoundAlreadySet (#2397) (@odow)
• Prep for v1.25.1 (#2399) (@odow)
• [docs] fix vale version (#2400) (@odow)

v1.25.0

MathOptInterface v1.25.0

Diff since v1.24.0

Merged pull requests:

• Add AutomaticDifferentiationBackend (#2386) (@odow)
• [Nonlinear] fix initialize for ExprGraphOnly (#2387) (@odow)
• Fix converting 0-valued Scalar(Affine,Quadratic)Function to Nonlinear (#2388) (@odow)
• Prep for v1.25.0 (#2389) (@odow)
• [FileFormats.NL] ignore, rather than error, when names are given (#2390) (@odow)
• [FileFormats.NL] fix reading file with no objective (#2391) (@odow)
• [FileFormats.NL] fix support for reading free constraints (#2392) (@odow)

Closed issues:

• Add AutomaticDifferentiationBackend attribute (#2385)

v1.24.0

MathOptInterface v1.24.0

Diff since v1.23.0

Merged pull requests:

• SnoopComile -> SnoopCompile (#2355) (@blegat)
• Simpler side_dimension_for_vectorized_dimension (#2356) (@blegat)
• Run all tests against bridged SDPA model (#2357) (@blegat)
• Fix RSOCtoPSD bridge for dimension 2 (#2359) (@blegat)
• [Bridges] Fix ConstraintFunction getter of conversion bridge with small rounding errors (#2360) (@blegat)
• [Bridges] Fix ConstraintIndex conflicts between variable and constraint bridges (#2362) (@blegat)
• Standalone StandardSDPAModel (#2364) (@blegat)
• Ignore SlackBridgePrimalDualStart for non-Slack bridge (#2365) (@blegat)
• Fix map_indices with attributes (#2367) (@blegat)
• Add DiffOpt and ParametricOptInterface to solver-tests.yml (#2368) (@odow)
• Allow get to return non-nothing (#2370) (@blegat)
• Fix order of model attributes during copy_to (#2372) (@odow)
• [Utilities.CachingOptimizer] Enable fallback for ConstraintDual of variable indices (#2373) (@blegat)
• [docs] fix changelog.md (#2374) (@odow)
• [Bridges] fix BoundAlreadySet errors (#2376) (@odow)
• [Bridges] Fix deletion corner cases (#2377) (@blegat)
• [Bridges] Fix ListOfVariablesWithAttributeSet (#2380) (@blegat)
• Prep for v1.24.0 (#2381) (@odow)
• [Bridges] Throw in Constraint.SlackBridge if scalar constant is nonzero (#2382) (@blegat)
• [Bridges] Throw for bound already set on bridged variable (#2383) (@blegat)

Closed issues:

• Scalarize bridge error (#2363)
• Order of model attributes during copy (#2366)
• [Bridges] bug with multiple variable bounds (#2375)
• Can I submit multiple constraints in the callback function？ (#2378)

v1.23.0

MathOptInterface v1.23.0

Diff since v1.22.0

Merged pull requests:

• [Bridges] Add MOI.Bridge.FirstBridge attribute (#2211) (@blegat)
• [Test] add verbose kwarg to MOI.Test.runtests (#2347) (@odow)
• [Bridges] add ConstraintPrimalStart for GeoMeanBridge (#2348) (@blegat)
• Fix requirees for test_model_Name_VariableName_ConstraintName (#2349) (@odow)
• [Utilities] improve errors and docstrings for querying attributes (#2350) (@odow)
• Prep for v1.23.0 (#2353) (@odow)

Closed issues:

• Attributes simultaneously set by the user and by the optimizer (#2345)
• Test does not check for supports properly (#2346)
• MOI.get on attribute where is_set_by_optimizer = true and TerminationStatus = OPTIMIZE_NOT_CALLED (#2352)