v4.3.3

ModelingToolkit v4.3.3

Diff since v4.3.2

Merged pull requests:

• namespace_expr should not change type (#692) (@hexaeder)

v4.3.2

ModelingToolkit v4.3.2

Diff since v4.3.1

Closed issues:

• Alias elimination (#686)
• typeparameters of Terms changes during substitution (#699)

Merged pull requests:

• Simpler alias elimination (#695) (@shashi)
• Add special rules for max and min (#697) (@YingboMa)
• Overload missing interface similarterm (#700) (@YingboMa)

v4.3.1

ModelingToolkit v4.3.1

Diff since v4.3.0

Closed issues:

• expand_derivatives issues (#688)
• Latexify with various functions of states/params broken (#689)

Merged pull requests:

• Fix nested diff (#690) (@YingboMa)
• Fix latexification of Functions. (#693) (@korsbo)

v4.3.0

ModelingToolkit v4.3.0

Diff since v4.2.0

Closed issues:

• TypeError: non-boolean (Term{Bool}) used in boolean context when trying to modelingtoolkitize a DifferentialEquations.jl SDEProblem (#685)

Merged pull requests:

• register a bunch of distributions (#687) (@ChrisRackauckas)

v4.2.0

ModelingToolkit v4.2.0

Diff since v4.1.0

Closed issues:

• Register (#157)
• Handling of independent variables in OptimizationSystems (#574)

Merged pull requests:

• leave D(foo(t)) untouched if foo is not a known function (#682) (@shashi)
• Better LU factorization and linear solve (#683) (@YingboMa)

v4.1.0

ModelingToolkit v4.1.0

Diff since v4.0.9

Merged pull requests:

• Various fixes and scalar linear solve (#680) (@YingboMa)

v4.0.9

ModelingToolkit v4.0.9

Diff since v4.0.8

Merged pull requests:

• Escape state names for f.sym (#679) (@YingboMa)

v4.0.8

ModelingToolkit v4.0.8

Diff since v4.0.7

Closed issues:

• Failed to apply rule ~(z::_isone) * ~x => ~x and TypeError: non-boolean (Term{Bool}) used in boolean context (#670)

Merged pull requests:

• Update docs (#672) (@YingboMa)
• Adapt runge_kutta_discretize (#673) (@AlCap23)
• Fix unclickable link (#674) (@ArnoStrouwen)
• MassInstallAction: Install the GitHubActionsCI workflow on this repository (#676) (@christopher-dG)
• fix variable name lowering for non-map parameters and SIR regression (#677) (@ChrisRackauckas)

v4.0.7

ModelingToolkit v4.0.7

Diff since v4.0.6

Closed issues:

• Unused parameter raises ArgumentError (#364)
• unable to update ModelingToolkit to a newer version (v4.0 +) due to conflict with other SciML package (#661)
• multiple argument function build error (#662)
• Doc string for Variable needs updating for v4 (#667)

Merged pull requests:

• CompatHelper: bump compat for "SpecialFunctions" to "1.0" (#655) (@github-actions[bot])
• Macro-free docs extra parens removed (#658) (@anandijain)
• Switch to GitHub action (#660) (@YingboMa)
• Wrap registered fn output in Num if any input is Num (#663) (@shashi)
• Update CompatHelper and StaticArrays bounds (#665) (@YingboMa)
• Update Variable doc string (#668) (@YingboMa)
• Remove rename from exports (#671) (@ChrisRackauckas)

v4.0.6

ModelingToolkit v4.0.6

Diff since v4.0.5

Closed issues:

• logorithms not differentiated (#641)
• Unable to do derivative of fractions with symbols (#654)
• build_function errors with type Int64 has no field value (#659)

Merged pull requests:

• fix build function for y^-1 (#656) (@shashi)