v1.31.2

MathOptInterface v1.31.2

Diff since v1.31.1

Merged pull requests:

• [docs] improve docstrings in src/nlp.jl (#2537) (@odow)
• [FileFormats.MPS] fix MAX_SENSE with quadratic objective (#2539) (@odow)
• Prep for v1.31.2 (#2540) (@odow)

Closed issues:

• Clarification about the naming of the two constraint jacobian product evaluators (#2535)
• [FileFormats.MPS] quadratic maximization objectives (#2538)

v1.31.1

MathOptInterface v1.31.1

Diff since v1.31.0

Merged pull requests:

• Use inverse_trimap instead of redefining it (#2522) (@blegat)
• [Nonlinear.ReverseAD] fix NLPBlock and bridges (#2524) (@odow)
• Improve UnsupportedConstraint error (#2530) (@odow)
• Prep for v1.31.1 (#2531) (@odow)

Closed issues:

• [Nonlinear.ReverseAD] BoundsError from user-code (#2523)
• Improve UnsupportedConstraint error (#2528)

v1.31.0

MathOptInterface v1.31.0

Diff since v1.30.0

Merged pull requests:

• [Utilities] maintain order of variables in default_copy_to (#2495) (@odow)
• Add Variable bridges to use runtests without unbridged_variable (#2498) (@blegat)
• Add default printing for show(io, ::ModelLike) (#2505) (@odow)
• [Bridges] fix supports_constraint for IndicatorSOS1Bridge (#2507) (@odow)
• Use dual of equality from slack (#2508) (@blegat)
• Allow SetMapBridge to use bridge value (#2509) (@blegat)
• [FileFormats] remove show method in favor of summary (#2510) (@odow)
• [FileFormats.NL] read ScalarAffineFunction where possible (#2512) (@odow)
• Revert "[Bridges] use dual of equality in slack bridge (#2508)" (#2514) (@odow)
• [Bridges] use dual of equality in slack bridge (take 2) (#2515) (@blegat)
• Update setup-julia version in solver-tests.yml (#2516) (@odow)
• Update solver-tests.yml to fix Xpress (#2518) (@odow)
• Revert removal of _try_constrain_variables_on_creation (#2520) (@odow)
• Prep for v1.31.0 (#2521) (@odow)

Closed issues:

• [Nonlinear] detect common subexpressions (#2488)
• Order of columns during copy_to (#2493)
• Add function to summarize model "size"? (#2504)
• [Bridges] Method error with quadratic indicator constraints (#2506)
• [FileFormats.NL] read linear functions where possible (#2511)
• Revisit PR#2508 (#2513)
• IntegerToZeroOneBridge not working? (Alpine) (#2517)
• Revert removed _try_constrain_variables_on_creation methods (#2519)

v1.30.0

MathOptInterface v1.30.0

Diff since v1.29.0

Merged pull requests:

• [FileFormats.CBF] improve heuristic for when to write variable cones (#2494) (@odow)
• Add any function for Bridges.runtests (#2497) (@blegat)
• Fix Bridges.runtests when model has no variable (#2499) (@blegat)
• Fix return type when getting attribute of empty vector (#2501) (@odow)
• [docs] fix links for the link checker (#2502) (@odow)
• Prep for v1.30.0 (#2503) (@odow)

Closed issues:

• Debug performance issue in Nonlinear submodule (#2496)
• Return type after querying attributes of empty vectors (#2500)

v1.29.0

MathOptInterface v1.29.0

Diff since v1.28.1

Merged pull requests:

• [FileFormats.CBF] write VectorOfVariables constraints in VAR block (#2478) (@odow)
• [FileFormats.CBF] write out EXP and EXP* as variable cones (#2482) (@odow)
• [FileFormats.LP] add support for indicator constraints (#2483) (@odow)
• Update actions used in CI (#2484) (@odow)
• Fix overwritten tests with duplicate names (#2485) (@odow)
• [FileFormats.CBF] tidy test/FileFormats/CBF/CBF.jl (#2486) (@odow)
• [Nonlinear] improve parsing performance of Scalar(Affine,Quadratic)Function (#2487) (@odow)
• Update versions in GitHub actions (#2489) (@odow)
• [FileFormats.MPS] fix issue #2479 (#2490) (@odow)
• Prep for v1.29.0 (#2491) (@odow)
• [FileFormats.MPS] write out LI and UI in BOUNDS instead of LO and UP (#2492) (@odow)

Closed issues:

• [FileFormats.LP] support indicator constraints (#2354)
• Support for complex vector cones (#2450)
• [FileFormats.MPS] another potential wrong result (#2479)

v1.28.1

MathOptInterface v1.28.1

Diff since v1.28.0

Merged pull requests:

• [FileFormats.MPS] fix reading default bounds of INTORG variables (#2480) (@odow)
• Prep for v1.28.1 (#2481) (@odow)

Closed issues:

• [FileFormats.MPS] another potential wrong result (#2479)

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)