Castro

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Adding a readme for wdmergers

1

## PR summary This PR is to add a Readme for WD mergers, detailing how to use the input parameters. ## PR motivation ## PR checklist - [ ] test...

khanakbhargava

add an option for cubic interp of the initial model

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## PR summary ## PR motivation ## PR checklist - [ ] test suite needs to be run on this PR - [ ] this PR will change answers in...

zingale

## PR summary ## PR motivation ## PR checklist - [ ] test suite needs to be run on this PR - [ ] this PR will change answers in...

zingale

## PR summary ## PR motivation ## PR checklist - [ ] test suite needs to be run on this PR - [ ] this PR will change answers in...

zingale

## PR summary ## PR motivation ## PR checklist - [ ] test suite needs to be run on this PR - [ ] this PR will change answers in...

zhichen3

How to configure a composite solve with hypre's linear solvers?

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Hi, I am new to Castro, and don't know how to use hypre for composite solve. By "composite", I mean that the unknowns on all AMR levels are solved simultaneously....

zongy17

The reductions in sum_utils.cpp can benefit from these changes: https://github.com/AMReX-Codes/amrex/pull/3718

zingale

change how shock flag is computed for reactions

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Right now, we use the shock flag (stored in the conserved state if `USE_SHOCK_VAR=TRUE`) in two different ways: * if we are doing the hybrid Riemann solve, it is used...

zingale

allow for a 2 temperature formulation for hydro

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The WarpX folks want to have a separate temperature for electrons and ions (heavies), and a source term that represents the equilibriation via collisions. It seems like we can do...

zingale

merge _prob_params and Castro's _cpp_parameters

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Right now, we have a different make rule / mechanism for generating the problem parameters (looking that the problem's `_prob_params` file) than we do for all of the other Castro...

zingale