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fix: fix CheckInit error message #887

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merged 2 commits into from
Dec 3, 2024
Merged

fix: fix CheckInit error message #887

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8e17b4f
fix: fix `CheckInit` error message
AayushSabharwal Dec 3, 2024
a5b0375
refactor: minor error message improvement
AayushSabharwal Dec 3, 2024
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4 changes: 2 additions & 2 deletions src/initialization.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -64,12 +64,12 @@ function Base.showerror(io::IO, e::CheckInitFailureError)
normresid = $(e.normresid) > abstol = $(e.abstol)."
)

if isdae
if e.isdae
print(io, " If you wish for the system to
automatically change the algebraic variables to satisfy the algebraic constraints,
please pass `initializealg = BrownBasicInit()` to solve (this option will require
`using OrdinaryDiffEqNonlinearSolve`). If you wish to perform an initialization on the
complete u0, please pass initializealg = ShampineCollocationInit() to solve. Note that
complete u0, please pass `initializealg = ShampineCollocationInit()` to solve. Note that
initialization can be a very difficult process for DAEs and in many cases can be
numerically intractable without symbolic manipulation of the system. For an automated
system that will generate numerically stable initializations, see ModelingToolkit.jl
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