v7.17.0

DifferentialEquations v7.17.0

Diff since v7.16.1

Merged pull requests:

• Add comprehensive spell checking configuration (#1098) (@ChrisRackauckas)
• Add downgrade CI workflow (#1099) (@ChrisRackauckas)
• Setup for v8 (#1106) (@ChrisRackauckas-Claude)
• bump Sundials (#1108) (@oscardssmith)

Closed issues:

• Cannot use any of the ODEInterface.jl algorithms (#695)
• DiscreteCallback is not called after VectorContinuousCallback is called (#1076)
• Reproducibility Issues? (#1078)
• Downstream build broke today with e.g. UndefVarError: AbstractNonlinearTerminationMode not defined in SimpleNonlinearSolve (#1080)
• Error with jac_prototype in Mass Matrix Form of ODEFunction (svd! on Sparse Matrix) (#1083)
• DifferentialEquations.jl v8 (#1086)
• Infinite loop when locating successive events during backward integration (#1087)
• UndefVarError: BoundaryValueDiffEqAlgorithm not defined in BoundaryValueDiffEq (#1088)
• Lie group solver documentation (#1089)
• QNDF gets stuck when solving for a steady state to high tolerances (#1091)
• set_u! not respected on first time step of Euler() (#1092)
• Non-autonomous Linear ODE solver example fails (#1093)
• DifferentialEquations, BoundaryValueDiffEq, BoundaryValueDiffEqMIRK, BoundaryValueDiffEqFIRK, fail trying to install DifferentialEquations.jl on Windows 11 (#1094)
• Precompilation error: solve method overwrite between SciMLBase and DiffEqBase (clean depot + temp project, Julia 1.11.6, macOS/Apple Silicon) (#1103)
• IMEXBDF example is wrong (#1105)

v7.16.1

DifferentialEquations v7.16.1

Diff since v7.16.0

Merged pull requests:

• Update tests (#1079) (@ChrisRackauckas)

Closed issues:

• DifferentialEquations.jl will currently not precompile (#1077)

v7.16.0

DifferentialEquations v7.16.0

Diff since v7.15.0

Merged pull requests:

• CompatHelper: bump compat for LinearSolve to 3, (keep existing compat) (#1073) (@github-actions[bot])

Closed issues:

• Support tuples? (#566)
• Solver option save_idxs not supported for PDE indexing. (#920)
• DAE in mass-matrix form: MethodError for _initialize_DAE on OrdinaryDiffEqRosenbrock 1.2 (#1064)
• Precompiling DifferentialEquations currently fails (#1065)
• precompilation fails for two dependencies: BoundaryValueDiffEq and DifferentialEquations in Julia version 1.11.1 (#1066)
• WARNING: Method definition alg_autodiff(Any) (#1068)
• The SOSRI() solver for SDEProblem evaluates the drift coefficient f on time points outside of the specified timespan (#1069)
• Failing to precompile since BoundaryValueDiffEq fails. (#1070)
• Cannot Pkg.add DifferentialEQuations.jl (#1071)
• Precompilation Errors and UndefVarError in DifferentialEquations.jl (Julia 1.11.3 on macOS) (#1072)

v7.15.0

DifferentialEquations v7.15.0

Diff since v7.14.0

Merged pull requests:

• CompatHelper: bump compat for DiffEqCallbacks to 4, (keep existing compat) (#1054) (@github-actions[bot])
• ci: test with 1, lts and pre versions of julia (#1059) (@thazhemadam)
• CompatHelper: bump compat for NonlinearSolve to 4, (keep existing compat) (#1063) (@github-actions[bot])

Closed issues:

• SRA3 solver outputs an incorrect constant solution when given non-diagonal noise (#1042)
• issingular(...) method fails when mass-matrix is expressed as a VectorOfArray (#1050)
• MethodError while solving PDE (#1051)
• AbstractBVPAlgorithm not defined in DiffEqBase (#1055)
• sol.u should be Array{T, 2} (#1057)
• EnsembleProblem support AbstractVector (#1062)

v7.14.0

DifferentialEquations v7.14.0

Diff since v7.13.0

Merged pull requests:

• Fix typo in ODE algorithms: Use FBDF for problems with > 50 states (#1024) (@devmotion)
• Bump julia-actions/setup-julia from 1 to 2 (#1025) (@dependabot[bot])
• ci: standardise workflows using SciML's reusable workflows (#1032) (@thazhemadam)
• update for new AlgorithmInterpretation (#1048) (@prbzrg)
• remove default alg (#1049) (@oscardssmith)

Closed issues:

• Complex ODE and Manifold projection (#389)
• PDEProblem is exported but has no docstring (#981)
• Unable to get full matrix whose columns is the solution to an ODE with newer version of RecursiveArrayTools. (#1021)
• Unexpected behavior with PresetTimeCallback (#1022)
• DAE with continuous callback and DImplicitEuler results in incorrect integrator.u in affect!() (#1029)
• Bug when using auto-algorithm selection with continious callbacks (#1035)
• ODESolution interpolation fails for single value times with symbolic index (#1037)
• Error using interpolation with default algorithm (#1038)
• Precompile error due to dependency version (#1045)
• Callback dosen't work when is set to "save_positions = (false, true)" (#1046)

v7.13.0

DifferentialEquations v7.13.0

Diff since v7.12.0

Merged pull requests:

• Bump actions/cache from 3 to 4 (#1014) (@dependabot[bot])
• Bump codecov/codecov-action from 3 to 4 (#1015) (@dependabot[bot])
• ci: explicitly specify token for codecov (#1017) (@thazhemadam)
• CompatHelper: bump compat for DiffEqCallbacks to 3, (keep existing compat) (#1018) (@github-actions[bot])
• Fix steady state default algorithm test (#1019) (@thomvet)

Closed issues:

• Defining a Parameter/Structures Interface (#881)
• ODEProblem doesn't accept symbolic maps for parameters (#922)
• Error when the last integration step is smaller than dtmin (#924)
• ImplicitEuler fails to solve a nonlinear spring-damper problem (#1010)
• Plotting ODESolution using plot(sol) fails when using ODEFunction in combination with 'syms' keyword (#1011)
• SciML UDE tutorial code breaks in Julia 1.10 (#1012)
• StackOverflowError when passing tuple of parameters containing an ODESolution (#1013)
• Type-instability when using nested structs (#1016)

v7.12.0

DifferentialEquations v7.12.0

Diff since v7.11.0

Merged pull requests:

• Change typeof(x) <: y to x isa y (#996) (@pepijndevos)
• CompatHelper: bump compat for SteadyStateDiffEq to 2, (keep existing compat) (#1000) (@github-actions[bot])
• Bump a few majors (#1008) (@ChrisRackauckas)

Closed issues:

• Kuramoto model as DDE: Results don't converge when constant_lags are specified (#983)
• taking too long time first using the package (#988)
• LoadError during precompilation of DifferentialEquations on 1.9.3 (#990)
• My ODE peoblems is always Aborting Help!!! (#992)
• feature request: Solve time parameter specification for SteadyStateProblem (#995)
• Templates for Issues (#999)
• "Interrupted. Larger maxiters is needed." warning when garbage collection is added (#1001)
• LoadError: TypeError: in setfield! (#1002)

v7.11.0

DifferentialEquations v7.11.0

Diff since v7.10.0

Merged pull requests:

• CompatHelper: bump compat for NonlinearSolve to 2, (keep existing compat) (#985) (@github-actions[bot])

v7.10.0

DifferentialEquations v7.10.0

Diff since v7.9.1

Merged pull requests:

• Bump actions/checkout from 3 to 4 (#982) (@dependabot[bot])
• CompatHelper: bump compat for SciMLBase to 2, (keep existing compat) (#984) (@github-actions[bot])

Closed issues:

• 22 seconds to 3 and now more: Let's fix all of the DifferentialEquations.jl + universe compile times! (#786)

v7.9.1

DifferentialEquations v7.9.1

Diff since v7.9.0

Closed issues:

• Fixing type-instability in callback handling (#971)

Merged pull requests:

• Do not skip high level error messages from the default algorithm (#979) (@ChrisRackauckas)