v6.42.0

OrdinaryDiffEq v6.42.0

Diff since v6.41.0

Closed issues:

• Precompilation error (DelayDiffEq v5.40.6) (#1856)
• Precompilation problem (OrdinaryDiffEq v6.41.0) (#1857)
• Issues precompiling (#1861)

Merged pull requests:

• Add MSRK54 method (#1854) (@ErikQQY)
• MSRK54 -> Stepanov5 and correct doc string (#1855) (@YingboMa)
• Unbox interpolant (#1858) (@chriselrod)
• Add MSRK6 method (#1859) (@ErikQQY)
• Minor clean up (#1862) (@YingboMa)
• fix typo (#1863) (@vpuri3)
• abstractdiffeqop -> abstractscimlop (#1864) (@vpuri3)

v6.41.0

OrdinaryDiffEq v6.41.0

Diff since v6.40.1

Merged pull requests:

• Try some things to improve precompile times? (#1848) (@ChrisRackauckas)
• -0.0 to optimize away additions (#1850) (@chriselrod)
• Unroll ExplicitRK (#1851) (@YingboMa)
• Unroll error estimate & FSAL handling (#1852) (@YingboMa)
• Remove unneccessary vals (#1853) (@ChrisRackauckas)

v6.40.1

OrdinaryDiffEq v6.40.1

Diff since v6.40.0

Merged pull requests:

• Remove only function dispatching on integrator type (#1846) (@chriselrod)
• Specialize choose_algorithm! for 2 tuple composite algorithms (#1847) (@ChrisRackauckas)

v6.40.0

OrdinaryDiffEq v6.40.0

Diff since v6.39.0

Closed issues:

• Error in IRKN4 initialize! (#1738)

Merged pull requests:

• Throw error when using partitioned ODE methods with ODEProblem (#1843) (@ErikQQY)

v6.39.0

OrdinaryDiffEq v6.39.0

Diff since v6.37.0

Closed issues:

• New Runge-Kutta-Nyström method of Tsitouras and Simon (#1495)
• More stage/step limiters and threaded broadcasting (in explicit RK methods) (#1511)
• Trapezoid docstring (#1838)

Merged pull requests:

• Implement DPRKN5 method (#1831) (@ErikQQY)
• Add ERKN7 method (#1832) (@ErikQQY)
• Add more optional threading (#1833) (@ErikQQY)
• fix ode_determine_initdt for zero-length arrays (#1834) (@ranocha)
• Remove unnecessary branches of Vern7, Vern9 and Tsit5 (#1835) (@ErikQQY)
• Add docs for optional threading (#1837) (@ErikQQY)
• [skip ci] spelling (#1839) (@ArnoStrouwen)
• Add DPRKN4 method (#1840) (@ErikQQY)
• Add DPRKN6FM method (#1841) (@ErikQQY)
• max methods 1, a couple stability fixes (#1845) (@chriselrod)

v6.37.0

OrdinaryDiffEq v6.37.0

Diff since v6.36.2

Closed issues:

• Precompilation error: num_threads not defined (#1827)
• Update dependence of Polyester.jl to v0.7 (#1828)

Merged pull requests:

• CompatHelper: bump compat for Polyester to 0.7, (keep existing compat) (#1826) (@github-actions[bot])

v6.36.2

OrdinaryDiffEq v6.36.2

Diff since v6.36.1

Merged pull requests:

• Downstream test and fix MTK by re-enabling autodiff in SciMLNLsolve (#1824) (@ChrisRackauckas)

v6.36.1

OrdinaryDiffEq v6.36.1

Diff since v6.36.0

Merged pull requests:

• Throw customized error messages with automatic differentiation (#1822) (@ChrisRackauckas)

v6.36.0

OrdinaryDiffEq v6.36.0

Diff since v6.35.1

Closed issues:

• DFBDF family of solvers with static arrays fails (#1814)
• ERROR: LoadError: UndefVarError: AbstractNLSolverAlgorithm not defined (#1811)

Merged pull requests:

• Do not compose with the default diagonal preconditioner if a prec is … (#1808) (@ChrisRackauckas)
• improve ShampineCollocationInit initial dt choice (#1816) (@oscardssmith)
• Initialize with NLSolveJL and allow nonlinear solve customization for DAEs. (#1817) (@oscardssmith)
• CompatHelper: add new compat entry for SciMLNLSolve at version 0.1, (keep existing compat) (#1819) (@github-actions[bot])
• Handle sparsity patterns which are specified as missing some diagonal (#1820) (@ChrisRackauckas)
• Make out of place DFBDF not mutate anything (#1821) (@ChrisRackauckas)

v6.35.1

OrdinaryDiffEq v6.35.1

Diff since v6.35.0

Closed issues:

• Cannot resize integrator when using reshape inside SavingCallback (#1809)

Merged pull requests:

• Use promote_type/ eltype instead of indexing (#1810) (@oscardssmith)
• revert changes in #1810 (initdt) (#1813) (@oscardssmith)