[Paper Review] Fooling a Nonlinear Flux Into Behaving Linearly — Jin–Xin & Suliciu Relaxation
·7 min read
Thomann (2019) review: linearizing the Riemann problem with a relaxation system and buying stability with the sub-characteristic condition
[Paper Review] GMRES Ran 1000 Times and Still Wouldn't Stop — Physics-Based Block Preconditioning for an All-Speed Melt Pool
·7 min read
At Mach 1e-3, GMRES spun 1000 times and the residual sat at 1e-2. A velocity–pressure Schur complement returns that count to two or three steps.