v8.55.0

ModelingToolkit v8.55.0

Diff since v8.54.0

Closed issues:

• CI failing for latest release (#2145)
• Tag release? (#2154)

Merged pull requests:

• Update to Latexify v0.16 (#2147) (@ChrisRackauckas)
• fix all loops in alias graph rather than just first order loops (#2149) (@oscardssmith)
• More visible color for unsolvable matched (#2150) (@YingboMa)

v8.54.0

ModelingToolkit v8.54.0

Diff since v8.53.0

Merged pull requests:

• Make consistency check more generic (#2148) (@YingboMa)

v8.53.0

ModelingToolkit v8.53.0

Diff since v8.52.1

Merged pull requests:

• Typo correction in docs (#2140) (@aafsar)
• More generic clock split (#2146) (@YingboMa)

v8.52.1

ModelingToolkit v8.52.1

Diff since v8.52.0

Closed issues:

• Loose ends from OptimizationSystem (#1786)
• modelingtoolkitize ignores constraints (#1902)
• Symbolic callbacks broken with observed variables (#2143)

Merged pull requests:

• fix edge cases in pantiledes (#2137) (@oscardssmith)
• Make SystemStructure colorful again 🌈 (#2144) (@topolarity)

v8.52.0

ModelingToolkit v8.52.0

Diff since v8.51.0

Merged pull requests:

• Make clock inference more generic (#2138) (@YingboMa)

v8.51.0

ModelingToolkit v8.51.0

Diff since v8.50.0

Closed issues:

• Composing SDESystems does not work (#2085)

Merged pull requests:

• Add back accidentally removed tests (#2120) (@YingboMa)
• Try DomainSets v0.6 (#2135) (@ChrisRackauckas)

v8.50.0

ModelingToolkit v8.50.0

Diff since v8.49.0

Merged pull requests:

• Change show format for MatchedSystemStructure and add DeepDiffs.jl support (#2101) (@topolarity)
• Domain support for relay connections (#2132) (@bradcarman)

v8.49.0

ModelingToolkit v8.49.0

Diff since v8.48.1

Closed issues:

• Missing (?) ways to interface to variables and parameters in various structures. (#2065)
• nonlinear solving: x^a * b = c (#2123)

Merged pull requests:

• Typo, slight rephrase (#2113) (@KronosTheLate)
• enable dependabot for GitHub actions (#2115) (@ranocha)
• Bump actions/checkout from 1 to 3 (#2116) (@dependabot[bot])
• Bump codecov/codecov-action from 1 to 3 (#2117) (@dependabot[bot])
• Bump actions/cache from 1 to 3 (#2118) (@dependabot[bot])
• add symbolic linearization function (#2119) (@baggepinnen)
• Extend symbolic linearization to DAEs (#2121) (@baggepinnen)
• Implement domain (#2122) (@YingboMa)
• Domain feature unit tests and fixes (#2126) (@bradcarman)
• Use globalref for component type (#2129) (@YingboMa)

v8.48.1

ModelingToolkit v8.48.1

Diff since v8.48.0

Closed issues:

• Reduce system to DAE index 0 in the presence of unbound inputs (#1325)

Merged pull requests:

• Use an anonymous function to avoid naming conflict in macro (#2107) (@YingboMa)
• Make sure that the algebraic linear subsystem doesn't have linear dependence (#2109) (@YingboMa)

v8.48.0

ModelingToolkit v8.48.0

Diff since v8.47.0

Closed issues:

• MTK does not equate/evaluate parameters outside of the ODESystem (#2092)
• Allow multibody connectors to connect to Translational flanges (#2093)
• Sensitivity and Vector Parameters Symbolic probems (#2097)
• JumpSystem equations must contain MassActionJumps, ConstantRateJumps, or VariableRateJumps (#2098)

Merged pull requests:

• Change icon_name to type (#2081) (@zsoerenm)
• Add an analytic solution field for PDESystem (#2082) (@xtalax)
• Pantelides: Fix stem walking for alias-graph check (#2086) (@topolarity)
• Typo fix (#2087) (@DanielVandH)
• Fix Barreiss algorithm (#2089) (@oscardssmith)
• Update to ArrayInterface v7 (#2090) (@ChrisRackauckas)
• strict links (#2091) (@ArnoStrouwen)
• Don't check newly added variables in the original graph (#2095) (@YingboMa)
• format (#2096) (@YingboMa)
• update JumpSystem docstring (#2099) (@isaacsas)
• RFC: handle multibody frames in connection2set! (#2100) (@baggepinnen)
• Optimize linearize by avoiding function generation (#2102) (@baggepinnen)
• Add at component (#2104) (@YingboMa)