v6.5.1

ModelingToolkit v6.5.1

Diff since v6.5.0

Merged pull requests:

• CompatHelper: bump compat for JuliaFormatter to 0.16, (keep existing compat) (#1261) (@github-actions[bot])
• CompatHelper: bump compat for Setfield to 0.8, (keep existing compat) (#1269) (@github-actions[bot])
• More robust tests (#1273) (@YingboMa)
• Fix preference of defaults for composed models (#1275) (@YingboMa)

v6.5.0

ModelingToolkit v6.5.0

Diff since v6.4.9

Closed issues:

• Warning: : no method matching get_unit for arguments (SciMLBase.NullParameters,). (#1253)
• A new AbstractTimeIndependentSystem for large-scale least squares? (#1256)
• MoodelingTookit.jl v6.4.7 stable documentation not working (UndefKeywordError) (#1264)

Merged pull requests:

• Fix docstring (#1251) (@ChrisRackauckas)
• Fix for #1253 (#1255) (@lamorton)
• Try out new Symbolics (#1258) (@shashi)

v6.4.9

ModelingToolkit v6.4.9

Diff since v6.4.8

Closed issues:

• Some packages refusing to precompile after updating (#1238)

Merged pull requests:

• Document in FAQ the handling of ifelse, booleans, and registration (#1239) (@ChrisRackauckas)
• CompatHelper: bump compat for SymbolicUtils to 0.15, (keep existing compat) (#1244) (@github-actions[bot])
• upper bound Symbolics to 3.2.x (#1247) (@shashi)

v6.4.8

ModelingToolkit v6.4.8

Diff since v6.4.7

Closed issues:

• extend causes blow-up with nested systems (#1223)

Merged pull requests:

• Fast checking (#1237) (@YingboMa)

v6.4.7

ModelingToolkit v6.4.7

Diff since v6.4.6

Merged pull requests:

• More robust system nesting (#1236) (@YingboMa)

v6.4.6

ModelingToolkit v6.4.6

Diff since v6.4.5

Closed issues:

• how to use if statement and external function in ModelingToolkit? (#1235)

Merged pull requests:

• Fixing concrete arrays in equations (#1234) (@YingboMa)

v6.4.5

ModelingToolkit v6.4.5

Diff since v6.4.4

Closed issues:

• @register-ed function with composite type arguments fail check_units() (#1221)

Merged pull requests:

• Don't use get_postprocess_fbody in generate_function when `has_di… (#1233) (@YingboMa)

v6.4.4

ModelingToolkit v6.4.4

Diff since v6.4.3

Closed issues:

• Integro Differential and PDESystem fail (#1207)

Merged pull requests:

• Bypass unit checking if none of the variables/parameters have units. (#1225) (@lamorton)
• Add spring-mass system tutorial (#1227) (@AayushSabharwal)
• Refactor get_unit (#1229) (@lamorton)
• Refactor get_unit for Integral (#1230) (@ashutosh-b-b)

v6.4.3

ModelingToolkit v6.4.3

Diff since v6.4.2

Merged pull requests:

• Bypass checks for conversion/transformation functions. (#1224) (@lamorton)
• Fix integral in get_unit for one dimensional case (#1226) (@ashutosh-b-b)

v6.4.2

ModelingToolkit v6.4.2

Diff since v6.4.1

Closed issues:

• IfElse is broken from v6.3 (#1210)
• Problem using inputs in structural_simplify (#1211)
• @register-ed function with vector arguments fail check_units() (#1218)

Merged pull requests:

• Handle conditionals & comparisons correctly in unit validation. (#1213) (@lamorton)
• Use iteration instead of vector indexing (#1214) (@lamorton)
• Add Integral Operator to get_unit (#1219) (@ashutosh-b-b)
• Fixes #1218 issue with get_unit(Vector{Num}). (#1220) (@lamorton)