trixi-framework · Copilot · Apr 22, 2026 · Apr 22, 2026 · Apr 22, 2026
diff --git a/docs/Project.toml b/docs/Project.toml
@@ -5,7 +5,7 @@ Documenter = "e30172f5-a6a5-5a46-863b-614d45cd2de4"
 DocumenterCitations = "daee34ce-89f3-4625-b898-19384cb65244"
 DocumenterMermaid = "a078cd44-4d9c-4618-b545-3ab9d77f9177"
 Literate = "98b081ad-f1c9-55d3-8b20-4c87d4299306"
-OrdinaryDiffEq = "1dea7af3-3e70-54e6-95c3-0bf5283fa5ed"
+OrdinaryDiffEqLowStorageRK = "b0944070-b475-4768-8dec-fb6eb410534d"
 Plots = "91a5bcdd-55d7-5caf-9e0b-520d859cae80"
 
 [compat]
@@ -15,5 +15,5 @@ Documenter = "1"
 DocumenterCitations = "1"
 DocumenterMermaid = "0.2"
 Literate = "2"
-OrdinaryDiffEq = "6"
+OrdinaryDiffEqLowStorageRK = "1"
 Plots = "1"
diff --git a/docs/literate/src/tut_custom_kernel.jl b/docs/literate/src/tut_custom_kernel.jl
@@ -8,7 +8,7 @@
 # [OrdinaryDiffEq.jl](https://github.com/SciML/OrdinaryDiffEq.jl), which we will
 # use at the very end for the time integration.
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # ## Load a simulation file
 

diff --git a/docs/literate/src/tut_packing.jl b/docs/literate/src/tut_packing.jl
@@ -131,7 +131,7 @@ plot!(geometry, linestyle=:dash, label=nothing, showaxis=false, color=:black,
 # the packing process.
 
 # We first need to import [OrdinaryDiffEq.jl](https://github.com/SciML/OrdinaryDiffEq.jl).
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # Next, we set a background pressure. This can be chosen arbitrarily.
 # A higher value results in smaller time steps, but the final packed state

diff --git a/docs/literate/src/tut_rigid_body_fsi.jl b/docs/literate/src/tut_rigid_body_fsi.jl
@@ -14,7 +14,7 @@
 # 4. Using a different geometry.
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 using Plots
 
 # ## Resolution and basic setup

diff --git a/docs/literate/src/tut_setup.jl b/docs/literate/src/tut_setup.jl
@@ -10,7 +10,7 @@
 # [OrdinaryDiffEq.jl](https://github.com/SciML/OrdinaryDiffEq.jl), which we will
 # use at the very end for the time integration.
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # ## Resolution
 

diff --git a/docs/src/install.md b/docs/src/install.md
@@ -8,13 +8,14 @@ with Julia v1.10 and newer. We recommend using the latest stable release of Juli
 ## For users
 TrixiParticles.jl is a registered Julia package.
 You can install TrixiParticles.jl,
-[OrdinaryDiffEq.jl](https://github.com/SciML/OrdinaryDiffEq.jl) (used for time integration)
+time integration sub-packages of [OrdinaryDiffEq.jl](https://github.com/SciML/OrdinaryDiffEq.jl)
+(e.g., `OrdinaryDiffEqLowStorageRK.jl`)
 and [Plots.jl](https://github.com/JuliaPlots/Plots.jl) by executing the following commands
 in the Julia REPL:
 ```julia
 julia> using Pkg
 
-julia> Pkg.add(["TrixiParticles", "OrdinaryDiffEq", "Plots"])
+julia> Pkg.add(["TrixiParticles", "OrdinaryDiffEqLowStorageRK", "Plots"])
 ```
 
 ## [For developers](@id for-developers)
@@ -25,7 +26,7 @@ git clone git@github.com:trixi-framework/TrixiParticles.jl.git
 cd TrixiParticles.jl
 mkdir run
 julia --project=run -e 'using Pkg; Pkg.develop(PackageSpec(path="."))' # Add TrixiParticles.jl to `run` project
-julia --project=run -e 'using Pkg; Pkg.add(["OrdinaryDiffEq", "Plots"])' # Add additional packages
+julia --project=run -e 'using Pkg; Pkg.add(["OrdinaryDiffEqLowStorageRK", "Plots"])' # Add additional packages
 ```
 
 If you installed TrixiParticles.jl this way, you always have to start Julia with the
@@ -36,11 +37,14 @@ julia --project=run
 from the TrixiParticles.jl root directory.
 
 The advantage of using a separate `run` directory is that you can also add other
-related packages (e.g., OrdinaryDiffEq.jl, see above) to the project in the `run` folder
+related packages (e.g., time integration sub-packages of OrdinaryDiffEq.jl, see above)
+to the project in the `run` folder
 and always have a reproducible environment at hand to share with others.
 
 ## Optional software/packages
-- [OrdinaryDiffEq.jl](https://github.com/SciML/OrdinaryDiffEq.jl) -- A Julia package of ordinary differential equation solvers that is used in the examples
+- [OrdinaryDiffEq.jl](https://github.com/SciML/OrdinaryDiffEq.jl) sub-packages
+  (e.g., `OrdinaryDiffEqLowStorageRK.jl`) -- Julia packages of ordinary differential
+  equation solvers that are used in the examples
 - [Plots.jl](https://github.com/JuliaPlots/Plots.jl) -- Julia Plotting library that is used in some examples
 - [PythonPlot.jl](https://github.com/JuliaPy/PythonPlot.jl) -- Plotting library that can be used instead of Plots.jl
 - [ParaView](https://www.paraview.org/) -- Software that can be used for visualization of results

diff --git a/docs/src/time_integration.md b/docs/src/time_integration.md
@@ -23,7 +23,7 @@ After obtaining an `ODEProblem` from [`semidiscretize`](@ref), let us call it `o
 we can pass it to the function `solve` of OrdinaryDiffEq.jl.
 For most schemes, we do the following:
 ```julia
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 sol = solve(ode, Euler(),
             dt=1.0,
             save_everystep=false, callback=callbacks);

diff --git a/examples/dem/collapsing_sand_pile_3d.jl b/examples/dem/collapsing_sand_pile_3d.jl
@@ -6,7 +6,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # Physical parameters
 gravity = -9.81

diff --git a/examples/dem/rectangular_tank_2d.jl b/examples/dem/rectangular_tank_2d.jl
@@ -7,7 +7,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 gravity = -9.81
 

diff --git a/examples/fluid/accelerated_tank_2d.jl b/examples/fluid/accelerated_tank_2d.jl
@@ -6,7 +6,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # Resolution
 fluid_particle_spacing = 0.05

diff --git a/examples/fluid/dam_break_2d.jl b/examples/fluid/dam_break_2d.jl
@@ -13,7 +13,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # Size parameters
 H = 0.6

diff --git a/examples/fluid/dam_break_2phase_2d.jl b/examples/fluid/dam_break_2phase_2d.jl
@@ -6,7 +6,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # Size parameters
 H = 0.6

diff --git a/examples/fluid/dam_break_3d.jl b/examples/fluid/dam_break_3d.jl
@@ -6,7 +6,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # ==========================================================================================
 # ==== Resolution

diff --git a/examples/fluid/dam_break_oil_film_2d.jl b/examples/fluid/dam_break_oil_film_2d.jl
@@ -7,7 +7,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # Size parameters
 H = 0.6

diff --git a/examples/fluid/falling_water_column_2d.jl b/examples/fluid/falling_water_column_2d.jl
@@ -5,7 +5,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # ==========================================================================================
 # ==== Resolution

diff --git a/examples/fluid/falling_water_spheres_2d.jl b/examples/fluid/falling_water_spheres_2d.jl
@@ -7,7 +7,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # ==========================================================================================
 # ==== Resolution

diff --git a/examples/fluid/falling_water_spheres_3d.jl b/examples/fluid/falling_water_spheres_3d.jl
@@ -8,7 +8,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # ==========================================================================================
 # ==== Resolution

diff --git a/examples/fluid/hydrostatic_water_column_2d.jl b/examples/fluid/hydrostatic_water_column_2d.jl
@@ -6,7 +6,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # ==========================================================================================
 # ==== Resolution

diff --git a/examples/fluid/lid_driven_cavity_2d.jl b/examples/fluid/lid_driven_cavity_2d.jl
@@ -16,7 +16,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # ==========================================================================================
 # ==== Resolution

diff --git a/examples/fluid/moving_wall_2d.jl b/examples/fluid/moving_wall_2d.jl
@@ -6,7 +6,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # ==========================================================================================
 # ==== Resolution

diff --git a/examples/fluid/oscillating_drop_2d.jl b/examples/fluid/oscillating_drop_2d.jl
@@ -12,7 +12,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # ==========================================================================================
 # ==== Resolution

diff --git a/examples/fluid/periodic_array_of_cylinders_2d.jl b/examples/fluid/periodic_array_of_cylinders_2d.jl
@@ -13,7 +13,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # ==========================================================================================
 # ==== Resolution

diff --git a/examples/fluid/periodic_channel_2d.jl b/examples/fluid/periodic_channel_2d.jl
@@ -8,7 +8,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # ==========================================================================================
 # ==== Resolution

diff --git a/examples/fluid/pipe_flow_2d.jl b/examples/fluid/pipe_flow_2d.jl
@@ -8,7 +8,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # ==========================================================================================
 # ==== Resolution

diff --git a/examples/fluid/poiseuille_flow_2d.jl b/examples/fluid/poiseuille_flow_2d.jl
@@ -11,7 +11,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # ==========================================================================================
 # ==== Resolution

diff --git a/examples/fluid/poiseuille_flow_3d.jl b/examples/fluid/poiseuille_flow_3d.jl
@@ -10,7 +10,7 @@
 # including open boundary conditions.
 # ==========================================================================================
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # ==========================================================================================
 # ==== Resolution

diff --git a/examples/fluid/sphere_surface_tension_2d.jl b/examples/fluid/sphere_surface_tension_2d.jl
@@ -7,7 +7,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 fluid_density = 1000.0
 

diff --git a/examples/fluid/sphere_surface_tension_3d.jl b/examples/fluid/sphere_surface_tension_3d.jl
@@ -8,7 +8,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 fluid_density = 1000.0
 

diff --git a/examples/fluid/sphere_surface_tension_wall_2d.jl b/examples/fluid/sphere_surface_tension_wall_2d.jl
@@ -8,7 +8,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # ==========================================================================================
 # ==== Resolution

diff --git a/examples/fluid/taylor_green_vortex_2d.jl b/examples/fluid/taylor_green_vortex_2d.jl
@@ -12,7 +12,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # ==========================================================================================
 # ==== Resolution

diff --git a/examples/fsi/dam_break_gate_2d.jl b/examples/fsi/dam_break_gate_2d.jl
@@ -17,7 +17,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # ==========================================================================================
 # ==== Resolution

diff --git a/examples/fsi/dam_break_plate_2d.jl b/examples/fsi/dam_break_plate_2d.jl
@@ -12,7 +12,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # ==========================================================================================
 # ==== Resolution

diff --git a/examples/fsi/falling_rigid_spheres_2d.jl b/examples/fsi/falling_rigid_spheres_2d.jl
@@ -5,7 +5,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # ==========================================================================================
 # ==== Resolution

diff --git a/examples/fsi/falling_rotating_rigid_squares_2d.jl b/examples/fsi/falling_rotating_rigid_squares_2d.jl
@@ -6,7 +6,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # ==========================================================================================
 # ==== Resolution

diff --git a/examples/fsi/falling_rotating_rigid_squares_w_buoys_2d.jl b/examples/fsi/falling_rotating_rigid_squares_w_buoys_2d.jl
@@ -6,7 +6,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 tspan = (0.0, 2.0)
 

diff --git a/examples/fsi/falling_spheres_2d.jl b/examples/fsi/falling_spheres_2d.jl
@@ -6,7 +6,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # ==========================================================================================
 # ==== Resolution

diff --git a/examples/fsi/falling_water_column_2d.jl b/examples/fsi/falling_water_column_2d.jl
@@ -7,7 +7,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 
 # ==========================================================================================
 # ==== Resolution

diff --git a/examples/fsi/hydrostatic_water_column_2d.jl b/examples/fsi/hydrostatic_water_column_2d.jl
@@ -9,7 +9,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 using JSON
 
 # ==========================================================================================

diff --git a/examples/n_body/n_body_solar_system.jl b/examples/n_body/n_body_solar_system.jl
@@ -4,7 +4,7 @@
 # ==========================================================================================
 
 using TrixiParticles
-using OrdinaryDiffEq
+using OrdinaryDiffEqLowStorageRK
 using Printf
 
 include("n_body_system.jl")