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#semi-implicit

~7 min read

[Paper Review] Beating the Storm Clock — Casulli–Walters (2000) Semi-Implicit Shallow Water on Unstructured Orthogonal Grids

·7 min read

At 28 m depth the explicit limit is 0.2 s. Keeping only the free-surface gradient implicit is what lets a five-minute step survive the estuary.