SciML/ModelingToolkit.jl v9.9.0 on GitHub

ModelingToolkit v9.9.0

Merged pull requests:

Fix _varmap_to_vars, re-enable dde.jl test (#2545) (@MasonProtter)
Document and export continuous_events and discrete_events (#2567) (@MasonProtter)
feat: implement SII.remake_buffer for MTKParameters, fix bugs, add tests (#2570) (@AayushSabharwal)
Empty events should be empty (#2582) (@YingboMa)
fix: fix varmap_to_vars for variables with unspecified size (#2586) (@AayushSabharwal)
Fix tearing_reassemble for under-determined systems (#2587) (@YingboMa)
refactor: remove undefined export initializesystem (#2588) (@sathvikbhagavan)

Closed issues:

structural_simplify does not seem to include dae_index_lowering anymore (#2417)
Re-add DiscreteSystem (#2461)
Dropped unknowns with non-fully determined structural simplifications (#2515)
MTK 9 fails to simplify u0map with DDEProblem (#2543)
Error with MTKParameters and Dual Numbers (#2571)