"Computational fluid dynamics." . . "Three dimensional flow." . . . . . . . . . . . . . . . . . . . . . "Directional agglomeration multigrid techniques for high-Reynolds number viscous flows"@en . "Directional agglomeration multigrid techniques for high-Reynolds number viscous flows" . . . . . . "Unstructured grids (Mathematics)" . . "High Reynolds number." . . "Two dimensional flow." . . "Viscous flow." . . "Multigrid methods." . . "Institute for Computer Applications in Science and Engineering." . . "Navier-Stokes equation." . .