Advecting Without Splitting Directions — The Bell-Colella-Glaz Unsplit Upwind Scheme
·6 min read
An unsplit second-order Godunov predictor that smears a rotating scalar far less
Godunov's Method — One Tiny Shock Tube Inside Every Cell
·4 min read
The Riemann fan, the exact Lax solution, and the wall that bounds Godunov to first order.
From the Riemann Problem to Godunov's Scheme - The Essence of Numerical Flux
·3 min read
Diving into the heart of CFD, the Riemann problem, and exploring how Exact/Approximate Riemann solvers determine numerical flux.