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A flexible framework for solving PDEs with modern spectral methods.

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Hi folks, I've been working on getting the fully compressible equations running and conserving energy. In those equation, there is a viscous term like div(e - (1/3) * div_u *...

bug

| Basis | Basic functionality | NCCs | |----|----|----| | RealFourier | ✓ | ✓ (#219) | | ComplexFourier | ✓ | ✓ (#219) | | Sine / Cosine |...

tracker

This PR implements an xarray backend for reading in Dedalus datasets.

In some cases, we might want to solve LBVPs only over certain subproblems, as we do for EVPs. It would be nice to be able to to do this and...

enhancement
good first issue

If you accidentally try to add two S2 bases with different radii, the error message is `TypeError: unsupported operand type(s) for +: 'SphereBasis' and 'SphereBasis'` This does not explain the...

enhancement

This PR modifies dedalus_sphere to implement double-double extended precision with the xprec package, related to #166. This seems to work well but doesn't currently fix range/underflow/overflow issues in the construction...

A few simple cleanups are needed on averaging and integrating for spheres: - [ ] Averaging on the SphereBasis currently returns a SphereBasis with shape (1,1) instead of a constant....

enhancement

It looks like theres a variety of problems with both the dense and sparse eigenvalue solvers when using a native-arm build on apple silicon. For now I've changed the conda...

stack

Looks like passing a scalar for `dealias` for a multidimensional basis will be correctly expanding, but only after caching, causing actually identical bases to be instantiated separately. Ref: https://groups.google.com/g/dedalus-users/c/X0qr_S4sxzk/m/QzIsWtcMCAAJ

bug