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Hi, I am trying to use the `DAEProblem/DAESolver` for the mixed Stokes problem with Taylor-Hood discretization.
Setup is a simple Poiseuille flow with parabolic inflow (one has analytic solution, w…
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--master_address \${NGC_MASTER_ADDR}
how to set ${NGC_MASTER_ADDR}?
```
envs/lsgm/lib/python3.8/site-packages/torch/distributed/rendezvous.py", line 190, in _env_rendezvous_handler
store…
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See Aachen example `ex2_direct_collocation.py`
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The following system simulates correctly without the event. The event affect function of the event is empty, so I would have expected it to have no effect.
```julia
using ModelingToolkit, OrdinaryDi…
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Interpolation using the solution struct errors when the mass matrix is the identity matrix.
A bit of context. For my use case I was passing some mass information to a function which would be passed…
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Hi.
Im Choi Dae Young.
I am a 3D medical device researcher who is working hard in graduate school to see your git in Korea.
I was curious about using your code as well. So I have to contact …
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I tried to linearize a simple electrical system and received an error message when using option ```analytic=true```
* ```linearize!(model, analytic=false, ...``` ==> OK
* ```simulate!(...``` ==…
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Models with conditional expressions within `noEvent()`, possibly obtained by processing the `smooth()` operator, can cause solver issues. The macroscopic observed behaviour in some cases is that the s…
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I am trying to use scipy.integrate.solve_ivp for a system with a mass matrix 'M', but setting method='Radau' and using **options as options={'mass':M} throws the warning:
UserWarning: The followin…
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## Summary
While the `ContinuousSet` is implemented as a discrete set, It should not report that its interval is discrete.
### Steps to reproduce the issue
```python
>>> from pyomo.dae import …