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)

v7.9.0

DifferentialEquations v7.9.0

Diff since v7.8.0

Closed issues:

• Inconsistent callback behavior (#955)
• Method Error in solver FBDF with LinearSolve v2.2.1 (#967)
• Using OrdinaryDiffEq.jl with Measurements.jl does not work anymore (#968)
• Large allocation count from VariableRateJump (#969)
• Issues with radau solvers (#970)
• Can't precompile DifferentialEquations.jl, gets stuck on BoundaryValueDiffEq.jl (#972)

Merged pull requests:

• CompatHelper: bump compat for BoundaryValueDiffEq to 3, (keep existing compat) (#965) (@github-actions[bot])
• Remove undefined export (#974) (@joaquinpelle)
• A new round of ODE defaults (#977) (@ChrisRackauckas)

v7.8.0

DifferentialEquations v7.8.0

Diff since v7.7.0

Closed issues:

• Bounds error when using thread=True() with OffsetArray (#936)
• DDE problem need help！ (#937)
• Warning during precompilating (1.9 beta) (#941)
• DifferentialEquations Package Kills Performance Everywhere (#947)
• EnsembleProblem solving time increases by one order of magnitude when modelingtoolkitizing (#949)
• Measurements no longer supported by DifferentialEquations 7.7.0 (#950)
• High precision square-root integration (#954)
• Issue with the use of Measurements.jl (#959)
• Inconsistent Problem Size when using Krylov solvers (#960)
• Custom structs sensitive to timestep size? (#962)
• OrdinaryDiffEq.jl is failing to load (#963)

Merged pull requests:

• enable dependabot for GitHub actions (#942) (@ranocha)
• Bump codecov/codecov-action from 1 to 3 (#943) (@dependabot[bot])
• Bump actions/cache from 1 to 3 (#944) (@dependabot[bot])
• Bump actions/checkout from 1 to 3 (#945) (@dependabot[bot])
• version 7.8 (#964) (@ChrisRackauckas)

v7.7.0

DifferentialEquations v7.7.0

Diff since v7.6.0

Closed issues:

• Solver arrays not being cleared from memory. (#680)
• Complex number error (#910)
• MethodError: no method matching setindex(::Vector{Float64}, ::Float64, ::Int64) (#911)
• Algebraic equation in matrix form (#913)
• NeuralSDE Example (#914)
• SDE solver fixed (#915)
• ERROR: "No matching function wrapper was found!" in some special case(s) (#916)
• Advection diffusion example on Julia website has an error (#919)
• Implicit Euler and @Btime report Warning: Instability detected. Aborting (#921)
• Issue with Jump ODE problems with variable rate jumps? (#923)
• Problem installing DifferentialEquations.jl with Julia 1.8.4 (#926)
• error compiling: due to N_VMake_Serial (#928)
• plot cost function fo estimate multiple parameters (#929)
• compile error on Windows (#930)
• Which version changed ODESolution interface? (#931)
• How to store the intermediate variables in the differentialequation function (#933)

Merged pull requests:

• Update README.md (#925) (@ErikQQY)
• Update default steady state solver (#935) (@ChrisRackauckas)