From e30887e2e4eb957e16adb14276fc7a8c4a9740e5 Mon Sep 17 00:00:00 2001 From: Oscar Dowson Date: Tue, 8 Sep 2026 09:48:07 +1200 Subject: [PATCH 1/2] Prep for v1.54.0 --- Project.toml | 2 +- docs/src/changelog.md | 44 +++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 45 insertions(+), 1 deletion(-) diff --git a/Project.toml b/Project.toml index ca2a254406..0c3312ad97 100644 --- a/Project.toml +++ b/Project.toml @@ -1,6 +1,6 @@ name = "MathOptInterface" uuid = "b8f27783-ece8-5eb3-8dc8-9495eed66fee" -version = "1.53.0" +version = "1.54.0" [deps] CodecBzip2 = "523fee87-0ab8-5b00-afb7-3ecf72e48cfd" diff --git a/docs/src/changelog.md b/docs/src/changelog.md index 397e74d320..e9904e89c9 100644 --- a/docs/src/changelog.md +++ b/docs/src/changelog.md @@ -7,6 +7,50 @@ CurrentModule = MathOptInterface The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/), and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html). +## v1.54.0 (September 21, 2026) + +### Added + +- Added support for [`Semiinteger`](@ref) and [`Semicontinuous`](@ref) in + `FileFormats.MPS` (#3084) + +### Fixed + +- Lowered the conversion cost for [`VariableIndex`](@ref) to [`ScalarAffineFunction`](@ref) + in `Bridges.Constraint.FunctionConversionBridge` to `0.5`. This should reduce + the complexity of some conic reformulations (#3063) +- Fixed tests of infeasible problems to also return `INFEASIBLE_OR_UNBOUNDED` + (#3066) +- Fixed bugs in various bridges to do with non-zero function constants. These + typically affected [`ConstraintPrimal`](@ref) and + [`ConstraintPrimalStart`](@ref) (#3069) +- Fixed the LP format when there are functions with no terms (#3070), (#3088) +- Fixed the derivative of `atan(y, x)` in `Nonlinear.SymbolicAD` (#3071) +- Fixed the Hessian computation for `min` and `max` operators (#3072) +- Fixed modifying [`Bridges.Constraint.SplitIntervalBridge`](@ref) when the + set was `Interval(-Inf, Inf)` (#3073) +- Fixed [`Bridges.Constraint.SplitHyperRectangleBridge`](@ref) when some rows + have bounds `(-Inf, Inf)` (#3075) +- Fixed getting and setting [`ConstraintPrimalStart`](@ref) in scalar + constraints when there are bridged variables (#3076) +- Fixed a bug deleting variables and constraints in + [`Utilities.MockOptimizer`](@ref) (#3080) +- Fixed various status checks in `Utilities.get_fallback` (#3082) +- Fixed getting [`ConstraintBasisStatus`](@ref) in + [`Bridges.Constraint.ScalarSlackBridge`](@ref) (#3083) +- Fixed getting [`DualObjectiveValue`](@ref) in `Utilities.get_fallback` when + [`DualStatus`](@ref) is `NO_SOLUTION` (#3081) +- Fixed getting [`DualObjectiveValue`](@ref) in `Utilities.get_fallback` with + a non-affine objective (#3086) +- Fixed `head_to_set` for custom sets in MathOptFormat (#3089) +- Fixed list of `_SUPPORTED_VERSIONS` in MathOptFormat (#3091) + +### Other + +- Fixed formatting indent of multi-line strings in `test/` (#3064) +- Fixed minor typos in the documentation (#3079) +- Update CVX URL (#3085) + ## v1.53.0 (August 24, 2026) ### Added From 1f6425ddc55bd865af6202ceb7839ec64de227cf Mon Sep 17 00:00:00 2001 From: Oscar Dowson Date: Tue, 22 Sep 2026 14:14:53 +1200 Subject: [PATCH 2/2] Update --- docs/src/changelog.md | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/docs/src/changelog.md b/docs/src/changelog.md index e9904e89c9..c221c14e64 100644 --- a/docs/src/changelog.md +++ b/docs/src/changelog.md @@ -7,12 +7,14 @@ CurrentModule = MathOptInterface The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/), and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html). -## v1.54.0 (September 21, 2026) +## v1.54.0 (September 22, 2026) ### Added - Added support for [`Semiinteger`](@ref) and [`Semicontinuous`](@ref) in `FileFormats.MPS` (#3084) +- Added support for converting vector functions to + [`VectorNonlinearFunction`](@ref) (#3092) ### Fixed