v5.6.4

ModelingToolkit v5.6.4

Diff since v5.6.3

Closed issues:

• DiffEqFlux fails with ReactionSystem, but not with system declared with a normal function (#771)
• warnings when accessing system fields (#796)

Merged pull requests:

• turn coveralls back on (#794) (@isaacsas)
• Bring back multithreading (#798) (@shashi)
• Add DataDrivenDiffEq.jl to downstream tests (#799) (@ChrisRackauckas)
• use unflatten_long_ops in build_function again (#801) (@shashi)

v5.6.3

ModelingToolkit v5.6.3

Diff since v5.6.2

Closed issues:

• ODESystem defined with ArrayPartitions cannot be converted to ODEFunction using modelingtoolkitize (#778)
• build_function with sparse array inputs fail if nrow != ncol (#791)

Merged pull requests:

• small improvements to JumpProblem dispatches (#789) (@ChrisRackauckas)
• make modelingtoolkitize more robust to weird arrays (#790) (@ChrisRackauckas)
• add a parameter interface for PDE system and downstream test on NPDE (#792) (@ChrisRackauckas)

v5.6.2

ModelingToolkit v5.6.2

Diff since v5.6.1

Closed issues:

• Fix depwarns (#773)

Merged pull requests:

• Document getters (#785) (@YingboMa)
• Depwarn fixes (#788) (@YingboMa)

v5.6.1

ModelingToolkit v5.6.1

Diff since v5.6.0

Closed issues:

• Idea: Typed axes for array variables and parameters (#9)
• DAE Index Reduction (#18)
• [Regression] RuntimeGeneratedFunctions tagged under ModelingToolkit instead of precompiled user module (#678)
• unable to create ReactionSystems anymore on latest release (#779)

Merged pull requests:

• Allow evaluation module to be specified when building an ODEFunction (#681) (@dpad)
• WIP: build_function rewrite (#764) (@shashi)
• Fix ReactionSystem printing (#780) (@YingboMa)
• fix a bunch of depwarns (#784) (@ChrisRackauckas)
• Depwarns 2: Resurrection (#786) (@ChrisRackauckas)

v5.6.0

ModelingToolkit v5.6.0

Diff since v5.5.0

v5.5.0

ModelingToolkit v5.5.0

Diff since v5.4.0

Closed issues:

• ERROR: type PDESystem has no field eqs (#770)

v5.4.0

ModelingToolkit v5.4.0

Diff since v5.3.1

v5.3.1

ModelingToolkit v5.3.1

Diff since v5.3.0

Merged pull requests:

• issymbollike (#775) (@YingboMa)

v5.3.0

ModelingToolkit v5.3.0

Diff since v5.2.1

Merged pull requests:

• Modularize BipartiteGraphs and SystemStructures (#767) (@YingboMa)
• Work around to specify cache module when building RuntimeGeneratedFunctions (#769) (@dpad)

v5.2.1

ModelingToolkit v5.2.1

Diff since v5.2.0

Closed issues:

• Nonlinear Solving Tearing (and differential equations?) (#181)
• Block Lower Triangular Transform (#337)
• DAE Model Translation and Symbolic Processing Meta Issue (#338)
• Aliases, intermediates, explicit algebraic variables, and system simplification (#340)
• Add indepsym to the generated functions (#761)
• Better system printing (#763)

Merged pull requests:

• Add a conservative option in alias elimination (#757) (@YingboMa)
• Make alias elimination work with NonlinearSystem (#758) (@YingboMa)
• Define some complex overloads (#759) (@YingboMa)
• Refactoring and enable NonlinearSystem nesting (#760) (@YingboMa)
• Pretty print and some fixes (#765) (@YingboMa)
• Less verbose printing a few minor fixes (#766) (@YingboMa)