GRACE-DG: A Discontinuous Galerkin Method-Based Code for General Nonlinear Coagulation-Fragmentation Equations

arXiv:2607.13740 · astro-ph.EP, astro-ph.IM · Submitted 2026-07-15 · Read on arXiv

Jing Yang, Zhuo Chen, Xue-Ning Bai

astro-ph.EP, astro-ph.IM

Submitted: 2026-07-15

Comments: Accepted for publication in ApJS, 22 pages, 12 figures

DOI: 10.3847/1538-4365/ae8b9a

Code: https://github.com/jing-xps/GRACE-DG

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Aggregation — 10× in this paper · explained in 1 episode
• Accuracy — 7× in this paper · explained in 1 episode
• Benchmark — 4× in this paper · explained in 2 episodes
• Core — 2× in this paper · explained in 2 episodes
• Fidelity — 2× in this paper · explained in 2 episodes
• Benchmarking — 1× in this paper · explained in 3 episodes
• Conservation Laws — 1× in this paper · explained in 3 episodes
• GRAin Collisional Evolution Discontinuous Galerkin — 1× in this paper
• Ordinary Differential Equations (ODEs) — 1× in this paper · explained in 2 episodes
• Physical Constraints — 1× in this paper · explained in 7 episodes
• Robustness — 1× in this paper · explained in 5 episodes
• Streaming Instability — 1× in this paper · explained in 2 episodes
• Trace — 1× in this paper · explained in 2 episodes

Sources

• Growth of Dust as the Initial Step Toward Planet Formation
• TriPoDPy: 1D Tri-Population size distributions forDust evolution in protoplanetary disks
• A Neural Network Subgrid Model of the Early Stages of Planet Formation

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