fix VODE SDC step-rejection logic#1968
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zingale merged 3 commits intoAMReX-Astro:developmentfrom Mar 26, 2026
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vstate.atol_spec is density-weighted with SDC, so we need to compare with rhoX and not X when considering how much things have changed.
zhichen3
approved these changes
Mar 26, 2026
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In SDC, vstate.atol_spec is density-weighted, so when we check if species changed a lot,
we should check rho X to be consistent with atol_spec's scaling.