v1.6.2

Ipopt v1.6.2

Diff since v1.6.1

Merged pull requests:

• Error when new and old nonlinear APIs are mixed (#406) (@odow)
• Prep for v1.6.2 (#407) (@odow)

v1.6.1

Ipopt v1.6.1

Diff since v1.6.0

Merged pull requests:

• Release 1.6.1 (#404) (@amontoison)
• Update .cirrus.yml (#405) (@amontoison)

Closed issues:

• Cannot be installed properly on Alpine Linux which is a MUSL based distro (#402)
• MUMPS_seq_jll@5.6.2 is slower than MUMPS_seq_jll@5.6.1 (#403)

v1.6.0

Ipopt v1.6.0

Diff since v1.5.1

Merged pull requests:

• JuliaHSL is now libHSL (#393) (@amontoison)
• Upgrade Ipopt_jll.jl (#394) (@amontoison)
• Add a test for HSL solvers (#395) (@amontoison)
• Add MOI.AutomaticDifferentiationBackend (#397) (@odow)
• Add support for get MOI.NLPBlock (#398) (@odow)
• Add support for MOI.Interval{Float64} set (#399) (@odow)
• Prep for v1.6.0 (#400) (@odow)
• [README] add ObjectiveFunction{ScalarNonlinearFunction} (#401) (@odow)

Closed issues:

• Add some pre-built "debugging" callbacks (#368)
• Add way to change AD backend (#396)

v1.5.1

Ipopt v1.5.1

Diff since v1.5.0

Merged pull requests:

• Some performance and allocation optimizations (#391) (@yuyichao)
• Prep for v1.5.1 (#392) (@odow)

v1.5.0

Ipopt v1.5.0

Diff since v1.4.3

Merged pull requests:

• Add support for MOI.BarrierIterations (#389) (@odow)
• Prep for v1.5.0 (#390) (@odow)

Closed issues:

• Get number of iterations after optimization (#388)

v1.4.3

Ipopt v1.4.3

Diff since v1.4.2

Merged pull requests:

• Add a test for the linear solver SPRAL (#380) (@amontoison)
• Add a section about libblastrampoline in the README (#382) (@amontoison)
• Fix the link of AppleAccelerate.jl (#383) (@amontoison)
• Fix a typo in README.md (#384) (@amontoison)
• Fix Silent set to false after optimize where it is set to true (#386) (@odow)
• Prep for v1.4.3 (#387) (@odow)

Closed issues:

• Crash on Windows when optimizing with SPRAL_jll (#374)
• Parsing an NLP (#381)
• Ipopt does not print in Jupyter notebooks (#385)

v1.4.2

Ipopt v1.4.2

Diff since v1.4.1

Closed issues:

• Using Ipopt in parallel threads (#375)
• "double free or corruption" when providing duplicate hessian entries via MathOptInterface (#376)

Merged pull requests:

• Use the last version of Ipopt_jll (#377) (@amontoison)
• Update the version of Ipopt_jll (#378) (@amontoison)
• Prep for v1.4.2 (#379) (@odow)

v1.4.1

Ipopt v1.4.1

Diff since v1.4.0

Merged pull requests:

• Update HSL_jll.jl instructions in the README.md (#367) (@ferrolho)
• Support the new precompiled Ipopt with LBT (#369) (@amontoison)
• Add .cirrus.yml (#371) (@odow)
• Add a section about SPRAL in the README.md (#372) (@amontoison)
• Prep for v1.4.1 (#373) (@odow)

v1.4.0

Ipopt v1.4.0

Diff since v1.3.0

Merged pull requests:

• Add support for MOI.ScalarNonlinearFunction (#346) (@odow)
• Prep for v1.4.0 (#366) (@odow)

v1.3.0

Ipopt v1.3.0

Diff since v1.2.1

Closed issues:

• Linking Ipopt with linear solvers (#247)
• Segfault julia with unavailable linear solvers (#312)
• Linking full hsl library to Ipopt.jl on ubuntu (#342)
• Does Ipopt.jl support giving hessian matrix in JuMP directly, without using the C_wrapper? (#356)
• pointer being freed was not allocated (#360)
• Invalid number in NLP function or derivative detected. (#361)
• Issue with non-negative variable tolerance. (#362)
• does not allow Ipopt_jll current version (#364)

Merged pull requests:

• Migrate from SnoopPrecompile to PrecompileTools (#355) (@timholy)
• Add support for MOI.Parameter (#357) (@odow)
• Test Ipopt.jl with Ipopt 3.12.14 (#358) (@amontoison)
• [README] Update installation instructions for linear solvers (#363) (@odow)
• Prep for v1.3.0 (#365) (@odow)