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math.NA2025
A COGENT case study: Supporting Applications with Chombo
Daniel F. Martin, Milo Dorr, Mikhail Dorf +1
We present a case study of how a software framework (Chombo) supported the specific needs of a scientific application (COGENT). Since its inception in 2000, the Chombo framework ha…
math.NA2024
An explicit, energy-conserving particle-in-cell scheme
Lee F. Ricketson, Jingwei Hu
We present an explicit temporal discretization of particle-in-cell schemes for the Vlasov equation that results in exact energy conservation when combined with an appropriate spati…