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Possibly related: #14594
Here is hopefully a helpful analysis of a simple system: mass flow in / out / between N = 2 compartments, where we solve for the flows between compartments `z` to ensure no…
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### Description
For several models of the BRSL library ```MobileControls``` the CVode solver stops with the error message:
```
[CVODE ERROR] CVode
At t = 0.00541609, mxstep steps taken before r…
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## Idea
Cantera can solve systems of equations representing physically zero-dimensional (i.e., time dependent-only) or one-dimensional (i.e., time + space) systems. The solution of the 1-D prob…
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### Description
The Homotopy solver Newton iteration fails as Maximum number of iterations reached at time 3009.600000, but no root found.
The following below listed models have same issues:
``…
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This looks like a good spot to implement equation solving. Similar to https://docs.sympy.org/latest/modules/solvers/solvers.html .
- [ ] Polynomials
- [ ] Nonlinear 1D equations
- [ ] Systems of …
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Please consider the enclosed model: Translation finishes quite well, but simulation is stuck at 0% and has no progress.
Simulation settings are:
Stop Time = 1
Interval = 1e-5
Tolerance = 1e-6
Met…
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```
In [17]: str(eq)
Out[17]: 'Eq(x**7*Derivative(f(x), x) + 5*x**3*f(x)**2 - (2*x**2 + 2)*f(x)**3, 0)'
In [13]: eq …
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Although Poisson-Boltzmann is not our priority, we have to start thinking how this implementation should be. Let's use this issue to collect some ideas.
There is a widely used tool to solve the Poi…
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Despite making it easy for users to formulate and solve a wide range of optimization problems, JuMP provides little support for the users who make mistakes, or tools for advanced users to debug proble…
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As far as I can tell, preconditioning using domain decomposition methods is not something that seems to be supported. Is this something that is within the scope of `Ferrite.jl`? Of course there are C …